Pioneer Multi-Asset Ultrashort Income Fund
Schedule of Investments | December 31, 2022
A: MAFRX | C: MCFRX | C2: MAUCX | K: MAUKX | Y: MYFRX |
Schedule of Investments | 12/31/22
(unaudited)
Principal Amount USD ($) | Value | |||||
UNAFFILIATED ISSUERS — 97.4% | ||||||
Senior Secured Floating Rate Loan Interests — 2.4% of Net Assets*(a) | ||||||
Advertising Sales — 0.1% | ||||||
967,500 | Clear Channel Outdoor Holdings, Inc., Term B Loan, 7.915% (LIBOR + 350 bps), 8/21/26 | $ 880,970 | ||||
1,475,298 | Outfront Media Capital LLC (Outfront Media Capital Corporation), Extended Term Loan, 6.134% (LIBOR + 175 bps), 11/18/26 | 1,432,883 | ||||
Total Advertising Sales | $2,313,853 | |||||
Advertising Services — 0.0%† | ||||||
742,500 | Dotdash Meredith, Inc., Term Loan B, 8.224% (Term SOFR + 400 bps), 12/1/28 | $ 650,925 | ||||
Total Advertising Services | $650,925 | |||||
Aerospace & Defense — 0.0%† | ||||||
1,482,813 | ADS Tactical, Inc., Initial Term Loan, 10.139% (LIBOR + 575 bps), 3/19/26 | $ 1,334,531 | ||||
Total Aerospace & Defense | $1,334,531 | |||||
Auto Parts & Equipment — 0.0%† | ||||||
489,668 | IXS Holdings, Inc., Initial Term Loan, 7.816% (LIBOR + 425 bps), 3/5/27 | $ 387,450 | ||||
Total Auto Parts & Equipment | $387,450 | |||||
Auto-Truck Trailers — 0.0%† | ||||||
1,488,750 | Novae LLC, Tranche B Term Loan, 9.696% (Term SOFR + 500 bps), 12/22/28 | $ 1,271,020 | ||||
Total Auto-Truck Trailers | $1,271,020 | |||||
Batteries/Battery Systems — 0.0%† | ||||||
721,250 | Energizer Holdings, Inc., 2020 Term Loan, 6.625% (LIBOR + 225 bps), 12/22/27 | $ 709,530 | ||||
Total Batteries/Battery Systems | $709,530 | |||||
Building & Construction — 0.0%† | ||||||
1,229,945 | Service Logic Acquisition, Inc., First Lien Closing Date Initial Term Loan, 8.415% (LIBOR + 400 bps), 10/29/27 | $ 1,168,448 | ||||
Total Building & Construction | $1,168,448 | |||||
Building & Construction Products — 0.0%† | ||||||
491,250 | Cornerstone Building Brands, Inc., Tranche B Term Loan, 7.568% (LIBOR + 325 bps), 4/12/28 | $ 443,200 | ||||
Total Building & Construction Products | $443,200 |
1Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Building Materials — 0.0%† | ||||||
992,500 | LHS Borrower LLC, Initial Term Loan, 9.173% (Term SOFR + 475 bps), 2/16/29 | $ 812,609 | ||||
Total Building Materials | $812,609 | |||||
Cable & Satellite Television — 0.1% | ||||||
2,946,701 | Charter Communications Operating LLC, Term B-2 Loan, 6.14% (LIBOR + 175 bps), 2/1/27 | $ 2,882,471 | ||||
990,000 | Radiate Holdco LLC, Amendment No. 6 Term Loan, 7.634% (LIBOR + 325 bps), 9/25/26 | 809,944 | ||||
1,025,000 | Virgin Media Bristol LLC, Facility Q, 7.568% (LIBOR + 325 bps), 1/31/29 | 1,016,191 | ||||
Total Cable & Satellite Television | $4,708,606 | |||||
Casino Services — 0.1% | ||||||
1,605,009 | Flutter Entertainment Plc, USD Term Loan, 6.98% (LIBOR + 225 bps), 7/21/26 | $ 1,586,842 | ||||
Total Casino Services | $1,586,842 | |||||
Cellular Telecom — 0.0%† | ||||||
1,234,375 | Xplornet Communications, Inc., First Lien Refinancing Term Loan, 8.383% (LIBOR + 400 bps), 10/2/28 | $ 964,356 | ||||
Total Cellular Telecom | $964,356 | |||||
Chemicals-Diversified — 0.1% | ||||||
2,561,000 | Mativ Holdings, Inc., Term B Loan, 8.188% (Term SOFR + 375 bps), 4/20/28 | $ 2,432,950 | ||||
Total Chemicals-Diversified | $2,432,950 | |||||
Chemicals-Specialty — 0.1% | ||||||
985,000 | INEOS Styrolution Group GmbH, 2026 Tranche B Dollar Term Loan, 7.133% (LIBOR + 275 bps), 1/29/26 | $ 970,225 | ||||
990,000 | Olympus Water US Holding Corp., Initial Dollar Term Loan, 8.50% (LIBOR + 375 bps), 11/9/28 | 953,013 | ||||
1,719,380 | Tronox Finance LLC, First Lien Refinancing Term Loan, 6.634% (LIBOR + 225 bps), 3/10/28 | 1,670,235 | ||||
Total Chemicals-Specialty | $3,593,473 | |||||
Commercial Services — 0.1% | ||||||
1,110,937 | CoreLogic, Inc. (fka First American Corporation), First Lien Initial Term Loan, 7.938% (LIBOR + 350 bps), 6/2/28 | $ 929,947 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/222
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Commercial Services — (continued) | ||||||
471,438 | Pre-Paid Legal Services, Inc., First Lien Initial Term Loan, 8.134% (LIBOR + 375 bps), 12/15/28 | $ 454,701 | ||||
1,765,715 | Trans Union LLC, 2019 Replacement Term B-5 Loan, 6.134% (LIBOR + 175 bps), 11/16/26 | 1,744,748 | ||||
Total Commercial Services | $3,129,396 | |||||
Computer Data Security — 0.1% | ||||||
1,237,500 | Magenta Buyer LLC, First Lien Initial Term Loan, 9.17% (LIBOR + 475 bps), 7/27/28 | $ 1,065,797 | ||||
692,982 | Vision Solutions, Inc. (Precisely Software Incorporated), First Lien Third Amendment Term Loan, 8.358% (LIBOR + 400 bps), 4/24/28 | 576,619 | ||||
Total Computer Data Security | $1,642,416 | |||||
Computer Software — 0.0%† | ||||||
496,250 | Cornerstone OnDemand, Inc., First Lien Initial Term Loan, 8.134% (LIBOR + 375 bps), 10/16/28 | $ 445,385 | ||||
393,000 | Rackspace Technology Global, Inc., First Lien 2021 Term B Loan, 7.38% (LIBOR + 275 bps), 2/15/28 | 247,426 | ||||
Total Computer Software | $692,811 | |||||
Consulting Services — 0.0%† | ||||||
925,900 | MAG DS Corp., Initial Term Loan, 10.23% (LIBOR + 550 bps), 4/1/27 | $ 851,828 | ||||
Total Consulting Services | $851,828 | |||||
Consumer Products — 0.0%† | ||||||
491,250 | Spectrum Brands, Inc., 2021 Term Loan, 6.42% (LIBOR + 200 bps), 3/3/28 | $ 483,881 | ||||
Total Consumer Products | $483,881 | |||||
Containers-Paper & Plastic — 0.1% | ||||||
2,827,375 | Berry Global, Inc., Term Z Loan, 6.024% (LIBOR + 175 bps), 7/1/26 | $ 2,809,866 | ||||
1,476,313 | ProAmpac PG Borrower LLC, First Lien 2020-1 Term Loan, 7.959% (LIBOR + 375 bps), 11/3/25 | 1,417,567 | ||||
Total Containers-Paper & Plastic | $4,227,433 | |||||
Cruise Lines — 0.1% | ||||||
1,462,500 | Carnival Corp., Initial Advance, 7.384% (LIBOR + 300 bps), 6/30/25 | $ 1,404,000 | ||||
Total Cruise Lines | $1,404,000 |
3Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Diagnostic Equipment — 0.0%† | ||||||
1,471,826 | Curia Global, Inc., First Lien 2021 Term Loan, 8.165% (LIBOR + 375 bps), 8/30/26 | $ 1,215,482 | ||||
Total Diagnostic Equipment | $1,215,482 | |||||
Direct Marketing — 0.0%† | ||||||
647,473 | Red Ventures LLC (New Imagitas, Inc.), First Lien Term B-2 Loan, 6.884% (LIBOR + 250 bps), 11/8/24 | $ 644,640 | ||||
Total Direct Marketing | $644,640 | |||||
Disposable Medical Products — 0.1% | ||||||
992,500 | Medline Borrower, LP, Initial Dollar Term Loan, 7.634% (LIBOR + 325 bps), 10/23/28 | $ 944,797 | ||||
900,000 | Sotera Health Holdings LLC, First Lien Refinancing Loan, 7.165% (LIBOR + 275 bps), 12/11/26 | 836,438 | ||||
Total Disposable Medical Products | $1,781,235 | |||||
E-Commerce — 0.0%† | ||||||
491,250 | CNT Holdings I Corp., First Lien Initial Term Loan, 7.239% (Term SOFR + 350 bps), 11/8/27 | $ 476,513 | ||||
Total E-Commerce | $476,513 | |||||
Electric-Generation — 0.0%† | ||||||
886,132 | Eastern Power LLC (Eastern Covert Midco LLC), Term Loan, 8.48% (LIBOR + 375 bps), 10/2/25 | $ 790,042 | ||||
551,696 | Vistra Operations Company LLC (fka Tex Operations Company LLC), 2018 Incremental Term Loan, 6.089% (LIBOR + 175 bps), 12/31/25 | 547,715 | ||||
Total Electric-Generation | $1,337,757 | |||||
Electric-Integrated — 0.0%† | ||||||
479,452 | Pike Corp., 2028 Initial Term Loan, 7.39% (LIBOR + 300 bps), 1/21/28 | $ 473,060 | ||||
Total Electric-Integrated | $473,060 | |||||
Enterprise Software & Services — 0.0%† | ||||||
1,234,375 | Skopima Consilio Parent LLC, First Lien Initial Term Loan, 8.384% (LIBOR + 400 bps), 5/12/28 | $ 1,168,027 | ||||
Total Enterprise Software & Services | $1,168,027 | |||||
Entertainment Software — 0.0%† | ||||||
837,250 | Playtika Holding Corp., Term B-1 Loan, 7.134% (LIBOR + 275 bps), 3/13/28 | $ 801,027 | ||||
Total Entertainment Software | $801,027 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/224
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Finance-Investment Banker — 0.1% | ||||||
1,461,313 | Citadel Securities LP, 2021 Term Loan, 6.892% (Term SOFR + 250 bps), 2/2/28 | $ 1,436,425 | ||||
933,375 | Hudson River Trading LLC, Term Loan, 7.438% (Term SOFR + 300 bps), 3/20/28 | 884,123 | ||||
Total Finance-Investment Banker | $2,320,548 | |||||
Finance-Leasing Company — 0.1% | ||||||
1,228,694 | Avolon TLB Borrower 1 (US) LLC, 2021 Term B-5 Loan, 6.603% (LIBOR + 225 bps), 12/1/27 | $ 1,227,638 | ||||
1,347,390 | Avolon TLB Borrower 1 (US) LLC, Term B-4 Loan, 5.853% (LIBOR + 150 bps), 2/12/27 | 1,332,139 | ||||
Total Finance-Leasing Company | $2,559,777 | |||||
Food-Wholesale & Distributions — 0.0%† | ||||||
834,167 | US Foods, Inc. (aka U.S. Foodservice, Inc.), Incremental B-2019 Term Loan, 6.384% (LIBOR + 200 bps), 9/13/26 | $ 827,578 | ||||
Total Food-Wholesale & Distributions | $827,578 | |||||
Footwear & Related Apparel — 0.1% | ||||||
2,512,500 | Crocs, Inc., Term Loan, 7.481% (Term SOFR + 350 bps), 2/20/29 | $ 2,463,820 | ||||
Total Footwear & Related Apparel | $2,463,820 | |||||
Forestry — 0.0%† | ||||||
4,000 | Asplundh Tree Expert LLC, Amendment No. 1 Term Loan, 6.134% (LIBOR + 175 bps), 9/7/27 | $ — | ||||
Total Forestry | $— | |||||
Gambling (Non-Hotel) — 0.0%† | ||||||
990,000 | Bally's Corp., Term B Facility Loan, 7.542% (LIBOR + 325 bps), 10/2/28 | $ 922,350 | ||||
Total Gambling (Non-Hotel) | $922,350 | |||||
Home Furnishings — 0.0%† | ||||||
987,500 | Herman Miller, Inc. , Initial Term B Loan, 6.375% (LIBOR + 200 bps), 7/19/28 | $ 960,138 | ||||
Total Home Furnishings | $960,138 | |||||
Independent Power Producer — 0.0%† | ||||||
736,250 | Calpine Construction Finance Company, L.P., Term B Loan, 6.386% (LIBOR + 200 bps), 1/15/25 | $ 735,502 | ||||
480,267 | EFS Cogen Holdings I LLC, Term B Advance, 8.24% (LIBOR + 350 bps), 10/1/27 | 462,957 | ||||
Total Independent Power Producer | $1,198,459 |
5Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Internet Security — 0.0%† | ||||||
1,000,000 | NortonLifeLock, Inc., Term Loan B, 6.423% (Term SOFR + 200 bps), 9/12/29 | $ 985,312 | ||||
Total Internet Security | $985,312 | |||||
Investment Management & Advisory Services — 0.1% | ||||||
985,000 | Edelman Financial Engines Center LLC, First Lien 2021 Initial Term Loan, 7.884% (LIBOR + 350 bps), 4/7/28 | $ 924,317 | ||||
1,487,415 | Russell Investments US Institutional Holdco, Inc., 2025 Term Loan, 7.884% (LIBOR + 350 bps), 5/30/25 | 1,436,285 | ||||
Total Investment Management & Advisory Services | $2,360,602 | |||||
Lasers-System & Components — 0.1% | ||||||
2,449,107 | Coherent Corp., Initial Term B Loan, 7.134% (LIBOR + 275 bps), 7/2/29 | $ 2,432,576 | ||||
Total Lasers-Syst/Components | $2,432,576 | |||||
Machinery-Pumps — 0.0%† | ||||||
1,011,480 | Circor International, Inc., Initial Term Loan, 9.883% (LIBOR + 550 bps), 12/20/28 | $ 983,665 | ||||
Total Machinery-Pumps | $983,665 | |||||
Medical Information Systems — 0.0%† | ||||||
27,174(b) | athenahealth Group, Inc., Initial Delay Draw Term Loan, 7.821% (Term SOFR + 350 bps), 2/15/29 | $ 24,604 | ||||
638,098 | athenahealth Group, Inc., Initial Term Loan, 7.821% (Term SOFR + 350 bps), 2/15/29 | 577,744 | ||||
Total Medical Information Systems | $602,348 | |||||
Medical Labs & Testing Services — 0.1% | ||||||
1,785,527 | Phoenix Guarantor Inc., First Lien Tranche B-1 Term Loan, 7.634% (LIBOR + 325 bps), 3/5/26 | $ 1,679,512 | ||||
1,228,125 | Phoenix Guarantor Inc., First Lien Tranche B-3 Term Loan, 7.884% (LIBOR + 350 bps), 3/5/26 | 1,155,205 | ||||
1,333,125 | U.S. Anesthesia Partners, Inc., First Lien Initial Term Loan, 8.37% (LIBOR + 425 bps), 10/1/28 | 1,269,801 | ||||
Total Medical Labs & Testing Services | $4,104,518 | |||||
Medical Products — 0.1% | ||||||
1,469,584 | NMN Holdings III Corp., First Lien Closing Date Term Loan, 8.134% (LIBOR + 375 bps), 11/13/25 | $ 1,287,723 | ||||
315,643 | NMN Holdings III Corp., First Lien Delayed Draw Term Loan, 8.134% (LIBOR + 375 bps), 11/13/25 | 276,583 | ||||
Total Medical Products | $1,564,306 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/226
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Medical-Drugs — 0.1% | ||||||
2,352,501 | Grifols Worldwide Operations Limited, Dollar Tranche B Term Loan, 6.384% (LIBOR + 200 bps), 11/15/27 | $ 2,276,045 | ||||
800,000 | Padagis LLC, Term B Loan, 8.491% (LIBOR + 475 bps), 7/6/28 | 708,000 | ||||
Total Medical-Drugs | $2,984,045 | |||||
Medical-Hospitals — 0.0%† | ||||||
1,290,250 | EyeCare Partners LLC, First Lien Amendment No. 1 Term Loan, 8.48% (LIBOR + 375 bps), 11/15/28 | $ 1,097,787 | ||||
Total Medical-Hospitals | $1,097,787 | |||||
Metal Processors & Fabrication — 0.0%† | ||||||
335,902 | WireCo WorldGroup, Inc., Initial Term Loan, 8.938% (LIBOR + 425 bps), 11/13/28 | $ 327,820 | ||||
Total Metal Processors & Fabrication | $327,820 | |||||
Networking Products — 0.1% | ||||||
2,499,000 | GoTo Group, Inc., First Lien Initial Term Loan, 9.139% (LIBOR + 475 bps), 8/31/27 | $ 1,615,426 | ||||
Total Networking Products | $1,615,426 | |||||
Non-hazardous Waste Disposal — 0.0%† | ||||||
738,750 | WIN Waste Innovations Holdings Inc., Initial Term Loan, 7.48% (LIBOR + 275 bps), 3/24/28 | $ 708,738 | ||||
Total Non-hazardous Waste Disposal | $708,738 | |||||
Office Automation & Equipment — 0.0%† | ||||||
1,070,925 | Pitney Bowes, Inc., Refinancing Tranche B Term Loan, 8.438% (Term SOFR + 400 bps), 3/17/28 | $ 990,606 | ||||
Total Office Automation & Equipment | $990,606 | |||||
Physical Practice Management — 0.0%† | ||||||
184,103 | Envision Healthcare Corp., First Out Term Loan, 12.605% (Term SOFR + 788 bps), 3/31/27 | $ 164,772 | ||||
640,839 | Envision Healthcare Corp., Second Out Term Loan, 8.83% (Term SOFR + 425 bps), 3/31/27 | 208,273 | ||||
1,569,058 | Envision Healthcare Corp., Third Out Term Loan, 8.33% (Term SOFR + 375 bps), 3/31/27 | 329,502 | ||||
874,791 | Team Health Holdings, Inc., Extended Term Loan, 9.573% (Term SOFR + 525 bps), 3/2/27 | 663,748 | ||||
Total Physical Practice Management | $1,366,295 |
7Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Printing-Commercial — 0.0%† | ||||||
738,750 | Cimpress Plc, Tranche B-1 Term Loan, 7.884% (LIBOR + 350 bps), 5/17/28 | $ 665,799 | ||||
Total Printing-Commercial | $665,799 | |||||
Private Equity — 0.0%† | ||||||
749,195 | Victory Capital Holdings, Inc., Tranche B-2 Term Loan, 5.962% (Term SOFR + 225 bps), 7/1/26 | $ 745,761 | ||||
Total Private Equity | $745,761 | |||||
Property & Casualty Insurance — 0.1% | ||||||
2,648,384 | Asurion LLC, New B-7 Term Loan, 7.384% (LIBOR + 300 bps), 11/3/24 | $ 2,578,864 | ||||
1,173,397 | Asurion LLC, New B-8 Term Loan, 7.634% (LIBOR + 325 bps), 12/23/26 | 1,047,467 | ||||
982,500 | Asurion LLC, New B-9 Term Loan, 7.634% (LIBOR + 325 bps), 7/31/27 | 861,161 | ||||
Total Property & Casualty Insurance | $4,487,492 | |||||
Protection-Safety — 0.0%† | ||||||
914,229 | Prime Security Services Borrower LLC, First Lien 2021 Refinancing Term B-1 Loan, 6.505% (LIBOR + 275 bps), 9/23/26 | $ 907,008 | ||||
Total Protection-Safety | $907,008 | |||||
Publishing — 0.0%† | ||||||
997,500 | Houghton Mifflin Harcourt Company, First Lien Term B Loan, 9.673% (Term SOFR + 525 bps), 4/9/29 | $ 951,864 | ||||
Total Publishing | $951,864 | |||||
Racetracks — 0.0%† | ||||||
491,250 | Churchill Downs Inc., 2021 Incremental Term B Loan, 6.39% (LIBOR + 200 bps), 3/17/28 | $ 487,566 | ||||
Total Racetracks | $487,566 | |||||
Recreational Centers — 0.0%† | ||||||
1,220,288 | Fitness International LLC, Term B Loan, 7.494% (Term SOFR + 325 bps), 4/18/25 | $ 1,130,673 | ||||
Total Recreational Centers | $1,130,673 | |||||
Rental Auto & Equipment — 0.1% | ||||||
1,945,667 | Avis Budget Car Rental LLC, New Tranche B Term Loan, 6.14% (LIBOR + 175 bps), 8/6/27 | $ 1,892,768 | ||||
895,480 | Fly Funding II S.a r.l., Replacement Loan, 6.31% (LIBOR + 175 bps), 8/11/25 | 739,891 | ||||
Total Rental Auto & Equipment | $2,632,659 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/228
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Retail — 0.1% | ||||||
1,146,250 | Highline Aftermarket Acquisition LLC, First Lien Initial Term Loan, 8.884% (LIBOR + 450 bps), 11/9/27 | $ 1,048,819 | ||||
982,500 | Petco Health & Wellness Co., Inc., First Lien Initial Term Loan, 7.835% (Term SOFR + 325 bps), 3/3/28 | 954,935 | ||||
740,625 | PetSmart LLC, Initial Term Loan, 8.13% (LIBOR + 375 bps), 2/11/28 | 728,127 | ||||
739,191 | RVR Dealership Holdings LLC, Term Loan, 8.171% (Term SOFR + 375 bps), 2/8/28 | 680,055 | ||||
Total Retail | $3,411,936 | |||||
Retail-Restaurants — 0.0%† | ||||||
1,175,856 | 1011778 B.C. Unlimited Liability Co., Term B-4 Loan, 6.165% (LIBOR + 175 bps), 11/19/26 | $ 1,157,115 | ||||
Total Retail-Restaurants | $1,157,115 | |||||
Security Services — 0.1% | ||||||
1,975,000 | Allied Universal Holdco LLC (f/k/a USAGM Holdco LLC), Initial U.S. Dollar Term Loan, 8.173% (Term SOFR + 375 bps), 5/12/28 | $ 1,878,472 | ||||
1,500,000 | Garda World Security Corp., Term B-2 Loan, 8.93% (LIBOR + 425 bps), 10/30/26 | 1,463,437 | ||||
Total Security Services | $3,341,909 | |||||
Soap & Cleaning Preparation — 0.0%† | ||||||
990,000 | Knight Health Holdings LLC, Term B Loan, 9.634% (LIBOR + 525 bps), 12/23/28 | $ 594,000 | ||||
Total Soap & Cleaning Preparation | $594,000 | |||||
Telephone-Integrated — 0.1% | ||||||
1,867,211 | Level 3 Financing, Inc., Tranche B 2027 Term Loan, 6.134% (LIBOR + 175 bps), 3/1/27 | $ 1,794,274 | ||||
2,920,899 | Lumen Technologies Inc., Term B Loan, 6.642% (LIBOR + 225 bps), 3/15/27 | 2,776,680 | ||||
Total Telephone-Integrated | $4,570,954 | |||||
Textile-Home Furnishings — 0.0%† | ||||||
1,786,500 | Runner Buyer, Inc., Initial Term Loan, 10.235% (LIBOR + 550 bps), 10/20/28 | $ 1,268,415 | ||||
Total Textile-Home Furnishings | $1,268,415 | |||||
Transportation - Trucks — 0.0%† | ||||||
1,481,250 | Carriage Purchaser, Inc., Term B Loan, 8.634% (LIBOR + 425 bps), 9/30/28 | $ 1,380,032 | ||||
Total Transportation - Trucks | $1,380,032 |
9Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Veterinary Diagnostics — 0.0%† | ||||||
7,500 | Elanco Animal Health Inc., Term Loan, 5.87% (LIBOR + 175 bps), 8/1/27 | $ 7,216 | ||||
Total Veterinary Diagnostics | $7,216 | |||||
Web Hosting/Design — 0.0%† | ||||||
492,500 | Endurance International Group Holdings, Inc., Initial Term Loan, 7.717% (LIBOR + 350 bps), 2/10/28 | $ 444,481 | ||||
Total Web Hosting/Design | $444,481 | |||||
Total Senior Secured Floating Rate Loan Interests (Cost $113,507,497) | $104,268,893 | |||||
Asset Backed Securities — 25.1% of Net Assets | ||||||
89,436(a) | 321 Henderson Receivables I LLC, Series 2004-A, Class A1, 4.668% (1 Month USD LIBOR + 35 bps), 9/15/45 (144A) | $ 88,099 | ||||
53,894(a) | 321 Henderson Receivables I LLC, Series 2006-1A, Class A1, 4.518% (1 Month USD LIBOR + 20 bps), 3/15/41 (144A) | 53,757 | ||||
482,178(a) | 321 Henderson Receivables I LLC, Series 2006-2A, Class A1, 4.518% (1 Month USD LIBOR + 20 bps), 6/15/41 (144A) | 472,127 | ||||
543,209(a) | 321 Henderson Receivables I LLC, Series 2006-3A, Class A1, 4.518% (1 Month USD LIBOR + 20 bps), 9/15/41 (144A) | 524,504 | ||||
1,053,757(a) | 321 Henderson Receivables LLC, Series 2005-1A, Class A1, 4.548% (1 Month USD LIBOR + 23 bps), 11/15/40 (144A) | 1,030,308 | ||||
3,550,000(a) | 522 Funding CLO, Ltd., Series 2020-6A, Class X, 5.425% (3 Month USD LIBOR + 110 bps), 10/23/34 (144A) | 3,547,302 | ||||
3,000,000(a) | ABPCI Direct Lending Fund CLO V Ltd., Series 2019-5A, Class CR, 8.443% (3 Month USD LIBOR + 420 bps), 4/20/31 (144A) | 2,694,777 | ||||
5,000,000(a) | ABPCI Direct Lending Fund CLO X LP, Series 2020-10A, Class A1A, 6.193% (3 Month USD LIBOR + 195 bps), 1/20/32 (144A) | 4,923,700 | ||||
2,379,810 | ACC Auto Trust, Series 2021-A, Class A, 1.08%, 4/15/27 (144A) | 2,349,139 | ||||
2,694,216 | ACC Auto Trust, Series 2022-A, Class A, 4.58%, 7/15/26 (144A) | 2,647,774 | ||||
2,000,000 | ACC Auto Trust, Series 2022-A, Class D, 10.07%, 3/15/29 (144A) | 1,908,010 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2210
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Asset Backed Securities — (continued) | ||||||
5,649,434 | ACM Auto Trust, Series 2022-1A, Class A, 3.23%, 4/20/29 (144A) | $ 5,634,932 | ||||
1,000,000 | ACM Auto Trust, Series 2022-1A, Class C, 5.48%, 4/20/29 (144A) | 979,281 | ||||
4,562,000 | ACM Auto Trust, Series 2022-1A, Class D, 8.58%, 4/20/29 (144A) | 4,445,897 | ||||
12,900,000(a) | ACRES Commercial Realty, Ltd., Series 2021-FL2, Class A, 5.726% (1 Month USD LIBOR + 140 bps), 1/15/37 (144A) | 12,317,978 | ||||
2,770,834(a) | Allegro CLO XIII, Ltd., Series 2021-1A, Class X, 5.243% (3 Month USD LIBOR + 100 bps), 7/20/34 (144A) | 2,758,970 | ||||
2,733,333(a) | Allegro CLO XIV, Ltd., Series 2021-2A, Class X, 5.079% (3 Month USD LIBOR + 100 bps), 10/15/34 (144A) | 2,731,677 | ||||
8,570,000 | AM Capital Funding LLC, Series 2018-1, Class A, 4.98%, 12/15/23 (144A) | 8,455,177 | ||||
3,035,000 | American Credit Acceptance Receivables Trust, Series 2020-3, Class E, 3.88%, 8/13/26 (144A) | 2,950,795 | ||||
20,303(a) | Amortizing Residential Collateral Trust, Series 2002-BC5, Class M1, 5.424% (1 Month USD LIBOR + 103 bps), 7/25/32 | 20,014 | ||||
1,750,000 | Amur Equipment Finance Receivables IX LLC, Series 2021-1A, Class D, 2.30%, 11/22/27 (144A) | 1,586,447 | ||||
2,300,000(a) | Antares CLO LTD, Series 2019-2A, Class D, 9.075% (3 Month USD LIBOR + 475 bps), 1/23/32 (144A) | 2,061,913 | ||||
2,326,715(a) | Apres Static CLO, Ltd., Series 2019-1A, Class A1R, 5.149% (3 Month USD LIBOR + 107 bps), 10/15/28 (144A) | 2,300,192 | ||||
2,552,025 | Aqua Finance Trust, Series 2019-A, Class A, 3.14%, 7/16/40 (144A) | 2,402,802 | ||||
5,026,848 | Aqua Finance Trust, Series 2020-AA, Class A, 1.90%, 7/17/46 (144A) | 4,741,373 | ||||
5,608,744 | Aqua Finance Trust, Series 2021-A, Class A, 1.54%, 7/17/46 (144A) | 5,128,136 | ||||
7,500,000(a) | Arbor Realty Collateralized Loan Obligation, Ltd., Series 2020-FL1, Class D, 6.90% (1 Month Term SOFR + 256 bps), 2/15/35 (144A) | 7,020,979 | ||||
1,000,000(a) | Arbor Realty Commercial Real Estate Notes, Ltd., Series 2021-FL3, Class D, 6.518% (1 Month USD LIBOR + 220 bps), 8/15/34 (144A) | 928,935 | ||||
7,500,000(a) | Arbor Realty Commercial Real Estate Notes, Ltd., Series 2021-FL4, Class D, 7.218% (1 Month USD LIBOR + 290 bps), 11/15/36 (144A) | 6,786,217 |
11Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Asset Backed Securities — (continued) | ||||||
2,500,000(a) | Arbor Realty Commercial Real Estate Notes, Ltd., Series 2021-FL4, Class E, 7.718% (1 Month USD LIBOR + 340 bps), 11/15/36 (144A) | $ 2,220,528 | ||||
1,500,000(a) | Arbor Realty Commercial Real Estate Notes, Ltd., Series 2022-FL1, Class E, 7.557% (SOFR30A + 375 bps), 1/15/37 (144A) | 1,382,437 | ||||
3,750,000(a) | Arbor Realty Commercial Real Estate Notes, Ltd., Series 2022-FL2, Class D, 8.686% (1 Month Term SOFR + 435 bps), 5/15/37 (144A) | 3,547,408 | ||||
4,000,000(a) | Ares LVII CLO, Ltd., Series 2020-57A, Class XR, 5.358% (3 Month USD LIBOR + 100 bps), 1/25/35 (144A) | 3,999,800 | ||||
5,566,434 | Arivo Acceptance Auto Loan Receivables Trust, Series 2022-1A, Class A, 3.93%, 5/15/28 (144A) | 5,404,905 | ||||
250,000(a) | ASSURANT CLO Ltd., Series 2018-2A, Class D, 7.093% (3 Month USD LIBOR + 285 bps), 4/20/31 (144A) | 233,425 | ||||
1,890,236 | Atalaya Equipment Leasing Trust, Series 2021-1A, Class A2, 1.23%, 5/15/26 (144A) | 1,835,709 | ||||
5,356,583(a) | Atlas Senior Loan Fund III, Ltd., Series 2013-1A, Class AR, 5.48% (3 Month USD LIBOR + 83 bps), 11/17/27 (144A) | 5,297,467 | ||||
221,659 | Avid Automobile Receivables Trust, Series 2021-1, Class A, 0.61%, 1/15/25 (144A) | 220,978 | ||||
1,600,000 | Avid Automobile Receivables Trust, Series 2021-1, Class F, 5.16%, 10/16/28 (144A) | 1,419,892 | ||||
6,250,000(a) | Barings Middle Market CLO, Ltd., Series 2018-IA, Class A1, 4.042% (3 Month USD LIBOR + 153 bps), 1/15/31 (144A) | 6,148,125 | ||||
3,500,000(a) | BDS, Ltd., Series 2020-FL5, Class C, 6.489% (1 Month Term SOFR + 216 bps), 2/16/37 (144A) | 3,344,532 | ||||
186,862(a) | Bear Stearns Asset Backed Securities Trust, Series 2001-3, Class A1, 5.289% (1 Month USD LIBOR + 90 bps), 10/27/32 | 182,279 | ||||
1,632,050 | BHG Securitization Trust, Series 2021-B, Class A, 0.90%, 10/17/34 (144A) | 1,536,247 | ||||
4,559,852 | BHG Securitization Trust, Series 2022-C, Class A, 5.32%, 10/17/35 (144A) | 4,522,251 | ||||
2,169,279(a) | Black Diamond CLO, Ltd., Series 2017-1A, Class A1AR, 5.375% (3 Month USD LIBOR + 105 bps), 4/24/29 (144A) | 2,144,685 | ||||
3,407,032 | Blackbird Capital Aircraft, Series 2021-1A, Class A, 2.443%, 7/15/46 (144A) | 2,794,960 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2212
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Asset Backed Securities — (continued) | ||||||
5,000,000(a) | Brightwood Capital MM CLO, Ltd., Series 2020-1A, Class B1, 7.519% (3 Month USD LIBOR + 275 bps), 12/15/28 (144A) | $ 4,975,000 | ||||
5,500,000(a) | Brightwood Capital MM CLO, Ltd., Series 2020-1A, Class B1R, 8.074% (3 Month Term SOFR + 375 bps), 1/15/31 (144A) | 5,500,000 | ||||
1,500,000(a) | Brightwood Capital MM CLO, Ltd., Series 2020-1A, Class C1R, 9.837% (3 Month Term SOFR + 550 bps), 1/15/31 (144A) | 1,500,000 | ||||
2,000,000(a) | Brightwood Capital MM CLO, Ltd., Series 2020-1A, Class D, 10.169% (3 Month USD LIBOR + 540 bps), 12/15/28 (144A) | 1,980,000 | ||||
5,900,000(a) | Brightwood Capital MM CLO, Ltd., Series 2020-1A, Class DR, 10.574% (3 Month Term SOFR + 625 bps), 1/15/31 (144A) | 5,445,700 | ||||
9,825,000(a) | BRSP, Ltd., Series 2021-FL1, Class A, 5.489% (1 Month USD LIBOR + 115 bps), 8/19/38 (144A) | 9,528,373 | ||||
4,050,000(a) | BRSP, Ltd., Series 2021-FL1, Class D, 7.039% (1 Month USD LIBOR + 270 bps), 8/19/38 (144A) | 3,730,487 | ||||
3,600,000(a) | BRSP, Ltd., Series 2021-FL1, Class E, 7.789% (1 Month USD LIBOR + 345 bps), 8/19/38 (144A) | 3,383,222 | ||||
2,000,000(a) | BSPRT Issuer, Ltd., Series 2021-FL7, Class D, 7.068% (1 Month USD LIBOR + 275 bps), 12/15/38 (144A) | 1,855,417 | ||||
396,268 | BXG Receivables Note Trust, Series 2020-A, Class B, 2.49%, 2/28/36 (144A) | 359,814 | ||||
8,000,000(a) | CAL Receivables LLC, Series 2022-1, Class B, 8.157% (SOFR30A + 435 bps), 10/15/26 (144A) | 7,813,896 | ||||
7,950,000 | CarNow Auto Receivables Trust, Series 2020-1A, Class D, 7.36%, 9/16/24 (144A) | 7,960,561 | ||||
1,126,675 | CarNow Auto Receivables Trust, Series 2021-1A, Class B, 1.38%, 2/17/26 (144A) | 1,120,523 | ||||
1,150,000 | CarNow Auto Receivables Trust, Series 2021-1A, Class C, 2.16%, 2/17/26 (144A) | 1,119,618 | ||||
3,001,459 | CarNow Auto Receivables Trust, Series 2022-1A, Class A, 3.44%, 7/15/24 (144A) | 2,992,233 | ||||
1,750,000 | CarNow Auto Receivables Trust, Series 2022-1A, Class B, 4.89%, 3/16/26 (144A) | 1,724,413 | ||||
2,900,000 | Carvana Auto Receivables Trust, Series 2019-4A, Class D, 3.07%, 7/15/25 (144A) | 2,846,353 | ||||
5,000,000 | Carvana Auto Receivables Trust, Series 2020-N1A, Class D, 3.43%, 1/15/26 (144A) | 4,882,501 | ||||
4,567,909 | Carvana Auto Receivables Trust, Series 2021-N3, Class A1, 0.35%, 6/12/28 | 4,432,914 |
13Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Asset Backed Securities — (continued) | ||||||
1,000,000 | Carvana Auto Receivables Trust, Series 2021-P2, Class D, 2.02%, 5/10/28 | $ 815,431 | ||||
21(c) | Centex Home Equity Loan Trust, Series 2003-A, Class AF6, 3.654%, 3/25/33 | 21 | ||||
1,293,212(a) | Cerberus Loan Funding XXVIII LP, Series 2020-1A, Class A, 5.929% (3 Month USD LIBOR + 185 bps), 10/15/31 (144A) | 1,280,334 | ||||
2,888,669(a) | Chesapeake Funding II LLC, Series 2020-1A, Class A2, 4.968% (1 Month USD LIBOR + 65 bps), 8/15/32 (144A) | 2,886,215 | ||||
1,500,000(a) | Churchill Middle Market CLO III, Ltd., Series 2021-1A, Class C, 6.925% (3 Month USD LIBOR + 260 bps), 10/24/33 (144A) | 1,353,509 | ||||
5,000,000(a) | Churchill Middle Market CLO III, Ltd., Series 2021-1A, Class E, 12.485% (3 Month USD LIBOR + 816 bps), 10/24/33 (144A) | 4,154,485 | ||||
5,100,000(a) | CIFC Funding, Ltd., Series 2021-7A, Class X, 5.225% (3 Month USD LIBOR + 90 bps), 1/23/35 (144A) | 5,096,665 | ||||
5,670,000 | CIG Auto Receivables Trust, Series 2019-1A, Class D, 4.85%, 5/15/26 (144A) | 5,639,380 | ||||
1,095,749 | CIG Auto Receivables Trust, Series 2021-1A, Class A, 0.69%, 4/14/25 (144A) | 1,077,690 | ||||
3,770,000 | CIG Auto Receivables Trust, Series 2021-1A, Class C, 1.79%, 4/12/27 (144A) | 3,569,819 | ||||
267,603(a) | CIM Small Business Loan Trust, Series 2018-1A, Class A, 5.753% (1 Month USD LIBOR + 140 bps), 3/20/43 (144A) | 267,602 | ||||
515,000(a) | Citibank Credit Card Issuance Trust, Series 2018-A4, Class A4, 4.557% (1 Month USD LIBOR + 34 bps), 6/9/25 | 514,575 | ||||
4,768,343 | Commercial Equipment Finance LLC, Series 2021-A, Class A, 2.05%, 2/16/27 (144A) | 4,592,041 | ||||
387,249 | Commonbond Student Loan Trust, Series 2016-B, Class A1, 2.73%, 10/25/40 (144A) | 366,107 | ||||
108,526(a) | Commonbond Student Loan Trust, Series 2016-B, Class A2, 5.839% (1 Month USD LIBOR + 145 bps), 10/25/40 (144A) | 107,331 | ||||
1,021,296(a) | Commonbond Student Loan Trust, Series 2017-AGS, Class A2, 5.239% (1 Month USD LIBOR + 85 bps), 5/25/41 (144A) | 1,004,984 | ||||
1,516,185(a) | Commonbond Student Loan Trust, Series 2017-BGS, Class A2, 5.039% (1 Month USD LIBOR + 65 bps), 9/25/42 (144A) | 1,482,077 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2214
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Asset Backed Securities — (continued) | ||||||
70,511 | Commonbond Student Loan Trust, Series 2017-BGS, Class C, 4.44%, 9/25/42 (144A) | $ 62,118 | ||||
1,178,643(a) | Commonbond Student Loan Trust, Series 2018-AGS, Class A2, 4.889% (1 Month USD LIBOR + 50 bps), 2/25/44 (144A) | 1,140,966 | ||||
2,264,977(a) | Commonbond Student Loan Trust, Series 2018-BGS, Class A2, 4.959% (1 Month USD LIBOR + 57 bps), 9/25/45 (144A) | 2,203,749 | ||||
1,282,896(a) | Commonbond Student Loan Trust, Series 2018-CGS, Class A2, 5.189% (1 Month USD LIBOR + 80 bps), 2/25/46 (144A) | 1,271,738 | ||||
2,453,707(a) | Commonbond Student Loan Trust, Series 2019-AGS, Class A2, 5.289% (1 Month USD LIBOR + 90 bps), 1/25/47 (144A) | 2,409,315 | ||||
7,334 | Conn's Receivables Funding LLC, Series 2021-A, Class A, 1.05%, 5/15/26 (144A) | 7,315 | ||||
11,100,000 | Conn's Receivables Funding LLC, Series 2021-A, Class B, 2.87%, 5/15/26 (144A) | 10,903,174 | ||||
1,750,000 | Conn's Receivables Funding LLC, Series 2021-A, Class C, 4.59%, 5/15/26 (144A) | 1,671,318 | ||||
4,470,000 | Continental Credit Card ABS LLC, Series 2019-1A, Class B, 4.95%, 8/15/26 (144A) | 4,375,815 | ||||
4,398,000 | Continental Credit Card ABS LLC, Series 2019-1A, Class C, 6.16%, 8/15/26 (144A) | 4,250,026 | ||||
5,000,000 | Credit Acceptance Auto Loan Trust, Series 2020-1A, Class C, 2.59%, 6/15/29 (144A) | 4,938,510 | ||||
1,841,150 | Credito Real USA Auto Receivables Trust, Series 2021-1A, Class A, 1.35%, 2/16/27 (144A) | 1,799,519 | ||||
7,870,000 | Credito Real USA Auto Receivables Trust, Series 2021-1A, Class B, 2.87%, 2/16/27 (144A) | 7,380,189 | ||||
1,350,000 | Crossroads Asset Trust, Series 2021-A, Class B, 1.12%, 6/20/25 (144A) | 1,316,426 | ||||
500,000 | Crossroads Asset Trust, Series 2021-A, Class D, 2.52%, 1/20/26 (144A) | 470,481 | ||||
78 | Delta Funding Home Equity Loan Trust, Series 1997-2, Class A6, 7.04%, 6/25/27 | 58 | ||||
4,406,081(a) | Donlen Fleet Lease Funding 2 LLC, Series 2021-2, Class A1, 4.604% (1 Month USD LIBOR + 33 bps), 12/11/34 (144A) | 4,387,030 | ||||
602,507(a) | DRB Prime Student Loan Trust, Series 2017-A, Class A1, 5.239% (1 Month USD LIBOR + 85 bps), 5/27/42 (144A) | 601,599 |
15Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Asset Backed Securities — (continued) | ||||||
4,900,000(a) | Ellington CLO III, Ltd., Series 2018-3A, Class B, 6.243% (3 Month USD LIBOR + 200 bps), 7/20/30 (144A) | $ 4,732,797 | ||||
6,500,000(a) | Ellington CLO III, Ltd., Series 2018-3A, Class C, 6.493% (3 Month USD LIBOR + 225 bps), 7/20/30 (144A) | 6,135,668 | ||||
2,148,952(a) | Ellington CLO IV, Ltd., Series 2019-4A, Class AR, 5.659% (3 Month USD LIBOR + 158 bps), 4/15/29 (144A) | 2,138,949 | ||||
7,000,000(a) | Ellington CLO IV, Ltd., Series 2019-4A, Class BR, 6.079% (3 Month USD LIBOR + 200 bps), 4/15/29 (144A) | 6,923,700 | ||||
3,362,500(a) | Ellington CLO IV, Ltd., Series 2019-4A, Class CR, 6.829% (3 Month USD LIBOR + 275 bps), 4/15/29 (144A) | 3,296,830 | ||||
875,000(a) | Elmwood CLO IV, Ltd., Series 2020-1A, Class X, 4.779% (3 Month USD LIBOR + 70 bps), 4/15/33 (144A) | 874,956 | ||||
114,838 | FCI Funding LLC, Series 2019-1A, Class A, 3.63%, 2/18/31 (144A) | 114,729 | ||||
2,629,095 | FCI Funding LLC, Series 2021-1A, Class A, 1.13%, 4/15/33 (144A) | 2,567,644 | ||||
1,971,822 | FCI Funding LLC, Series 2021-1A, Class B, 1.53%, 4/15/33 (144A) | 1,927,377 | ||||
4,084,805 | FHF Trust, Series 2021-1A, Class A, 1.27%, 3/15/27 (144A) | 3,914,502 | ||||
2,434,941 | FHF Trust, Series 2021-2A, Class A, 0.83%, 12/15/26 (144A) | 2,314,721 | ||||
1,135(a) | First Franklin Mortgage Loan Trust, Series 2004-FF4, Class M1, 5.244% (1 Month USD LIBOR + 86 bps), 6/25/34 | 1,139 | ||||
5,000,000(a) | Fort Washington CLO, Series 2019-1A, Class AR, 5.373% (3 Month USD LIBOR + 113 bps), 10/20/32 (144A) | 4,883,690 | ||||
8,250,000(a) | Fortress Credit Opportunities IX CLO, Ltd., Series 2017-9A, Class A1TR, 5.629% (3 Month USD LIBOR + 155 bps), 10/15/33 (144A) | 7,894,252 | ||||
2,505,075(a) | Fortress Credit Opportunities VI CLO, Ltd., Series 2015-6A, Class A1TR, 5.269% (3 Month USD LIBOR + 136 bps), 7/10/30 (144A) | 2,479,000 | ||||
8,371,309(a) | Fortress Credit Opportunities XVII CLO, Ltd., Series 2022-17A, Class A, 5.234% (3 Month Term SOFR + 137 bps), 1/15/30 (144A) | 8,226,903 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2216
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Asset Backed Securities — (continued) | ||||||
7,000,000(a) | Fortress Credit Opportunities XVII CLO, Ltd., Series 2022-17A, Class C, 6.514% (3 Month Term SOFR + 265 bps), 1/15/30 (144A) | $ 6,553,316 | ||||
5,519,019 | Foundation Finance Trust, Series 2021-1A, Class A, 1.27%, 5/15/41 (144A) | 4,936,010 | ||||
3,067,237 | Foundation Finance Trust, Series 2021-2A, Class A, 2.19%, 1/15/42 (144A) | 2,803,483 | ||||
1,300,000 | Freed ABS Trust, Series 2021-1CP, Class C, 2.83%, 3/20/28 (144A) | 1,282,669 | ||||
1,000,000 | Freed ABS Trust, Series 2021-3FP, Class D, 2.37%, 11/20/28 (144A) | 909,807 | ||||
222,814 | Freed ABS Trust, Series 2022-1FP, Class A, 0.94%, 3/19/29 (144A) | 222,154 | ||||
12,000,000 | Genesis Sales Finance Master Trust, Series 2021-AA, Class A, 1.20%, 12/21/26 (144A) | 11,237,388 | ||||
1,000,000 | Genesis Sales Finance Master Trust, Series 2021-AA, Class D, 2.09%, 12/21/26 (144A) | 903,187 | ||||
450,048 | Gold Key Resorts LLC, Series 2014-A, Class B, 3.72%, 3/17/31 (144A) | 442,673 | ||||
500,000(a) | Goldentree Loan Management US CLO 1, Ltd., Series 2017-1A, Class ER2, 10.743% (3 Month USD LIBOR + 650 bps), 4/20/34 (144A) | 457,894 | ||||
3,000,000(a) | Golub Capital Partners CLO 24M-R, Ltd., Series 2015-24A, Class AR, 6.132% (3 Month USD LIBOR + 160 bps), 11/5/29 (144A) | 2,944,257 | ||||
9,510,417(a) | Golub Capital Partners CLO 25M, Ltd., Series 2015-25A, Class AR, 5.912% (3 Month USD LIBOR + 138 bps), 5/5/30 (144A) | 9,354,713 | ||||
10,000,000(a) | Golub Capital Partners CLO 34M, Ltd., Series 2017-34A, Class AR, 6.232% (3 Month USD LIBOR + 170 bps), 3/14/31 (144A) | 9,797,500 | ||||
5,000,000(a) | Golub Capital Partners CLO 46M, Ltd., Series 2019-46A, Class A1A, 6.043% (3 Month USD LIBOR + 180 bps), 4/20/32 (144A) | 4,901,545 | ||||
9,996,156(a) | Gracie Point International Funding, Series 2021-1A, Class A, 5.119% (1 Month USD LIBOR + 75 bps), 11/1/23 (144A) | 9,973,578 | ||||
1,889,000(a) | Gracie Point International Funding, Series 2021-1A, Class C, 6.769% (1 Month USD LIBOR + 240 bps), 11/1/23 (144A) | 1,879,326 | ||||
20,199,809(a) | Gracie Point International Funding, Series 2022-1A, Class A, 6.295% (SOFR30A + 225 bps), 4/1/24 (144A) | 20,057,348 |
17Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Asset Backed Securities — (continued) | ||||||
1,405,000(a) | Gracie Point International Funding, Series 2022-1A, Class D, 8.545% (SOFR30A + 450 bps), 4/1/24 (144A) | $ 1,393,258 | ||||
4,600,000(a) | Gracie Point International Funding, Series 2022-2A, Class A, 6.812% (SOFR30A + 275 bps), 7/1/24 (144A) | 4,600,676 | ||||
500,000(a) | Gracie Point International Funding, Series 2022-2A, Class D, 9.562% (SOFR30A + 550 bps), 7/1/24 (144A) | 500,072 | ||||
2,500,000(a) | Gracie Point International Funding, Series 2022-2A, Class E, 11.062% (SOFR30A + 700 bps), 7/1/24 (144A) | 2,500,359 | ||||
5,000,000(a) | Gracie Point International Funding, Series 2022-3A, Class A, 7.295% (SOFR30A + 325 bps), 11/1/24 (144A) | 5,004,085 | ||||
3,000,000(a) | Gracie Point International Funding, Series 2022-3A, Class C, 8.545% (SOFR30A + 450 bps), 11/1/24 (144A) | 3,002,432 | ||||
1,000,000(a) | Gracie Point International Funding, Series 2022-3A, Class D, 9.795% (SOFR30A + 575 bps), 11/1/24 (144A) | 1,000,804 | ||||
3,813,333(a) | Great Lakes CLO VI LLC, Series 2021-6A, Class AX, 5.279% (3 Month USD LIBOR + 120 bps), 1/15/34 (144A) | 3,740,945 | ||||
83,333(a) | Harbor Park CLO 18-1, Ltd., Series 2018-1A, Class X, 5.143% (3 Month USD LIBOR + 90 bps), 1/20/31 (144A) | 83,329 | ||||
5,233,750 | HOA Funding LLC - HOA, Series 2021-1A, Class A2, 4.723%, 8/20/51 (144A) | 3,910,904 | ||||
2,050,000 | HOA Funding LLC - HOA, Series 2021-1A, Class B, 7.432%, 8/20/51 (144A) | 1,528,168 | ||||
4,000,000(a) | ICG US CLO, Ltd., Series 2017-1A, Class ERR, 11.734% (3 Month USD LIBOR + 736 bps), 7/28/34 (144A) | 3,392,008 | ||||
3,656,250(a) | Ivy Hill Middle Market Credit Fund IX, Ltd., Series 9A, Class XRR, 5.237% (3 Month Term SOFR + 120 bps), 4/23/34 (144A) | 3,575,948 | ||||
5,000,000(a) | Ivy Hill Middle Market Credit Fund XII, Ltd., Series 12A, Class A1TR, 5.843% (3 Month USD LIBOR + 160 bps), 7/20/33 (144A) | 4,801,525 | ||||
851,871 | JPMorgan Chase Bank N.A. - CACLN, Series 2020-1, Class B, 0.991%, 1/25/28 (144A) | 838,888 | ||||
3,267,290 | JPMorgan Chase Bank N.A. - CACLN, Series 2021-1, Class B, 0.875%, 9/25/28 (144A) | 3,158,382 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2218
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Asset Backed Securities — (continued) | ||||||
750,751 | JPMorgan Chase Bank N.A. - CACLN, Series 2021-1, Class C, 1.024%, 9/25/28 (144A) | $ 724,703 | ||||
4,000,000 | JPMorgan Chase Bank N.A. - CACLN, Series 2021-1, Class F, 4.28%, 9/25/28 (144A) | 3,679,594 | ||||
3,663,717 | JPMorgan Chase Bank N.A. - CACLN, Series 2021-2, Class B, 0.889%, 12/26/28 (144A) | 3,501,419 | ||||
689,641 | JPMorgan Chase Bank N.A. - CACLN, Series 2021-2, Class D, 1.138%, 12/26/28 (144A) | 655,904 | ||||
2,063,240(a) | Laurel Road Prime Student Loan Trust, Series 2017-C, Class A1, 4.939% (1 Month USD LIBOR + 55 bps), 11/25/42 (144A) | 2,043,398 | ||||
125,000(a) | LCM 28, Ltd., Series 28A, Class X, 5.143% (3 Month USD LIBOR + 90 bps), 10/20/30 (144A) | 124,994 | ||||
8,000,000(a) | LCM XVIII LP, Series 18A, Class A1R, 5.263% (3 Month USD LIBOR + 102 bps), 4/20/31 (144A) | 7,890,144 | ||||
5,520,497 | Lendingpoint Asset Securitization Trust, Series 2022-A, Class A, 1.68%, 6/15/29 (144A) | 5,458,562 | ||||
8,500,093 | Lendingpoint Asset Securitization Trust, Series 2022-C, Class A, 6.56%, 2/15/30 (144A) | 8,463,317 | ||||
9,000,000 | LendingPoint Asset Securitization Trust, Series 2020-REV1, Class B, 4.494%, 10/15/28 (144A) | 8,759,772 | ||||
1,479,103 | LendingPoint Pass-Through Trust Series, Series 2022-ST1, Class A, 2.50%, 3/15/28 (144A) | 1,394,582 | ||||
4,595,854 | LFS LLC, Series 2021-A, Class A, 2.46%, 4/15/33 (144A) | 4,373,770 | ||||
9,476,793 | LFS LLC, Series 2021-B, Class A, 2.40%, 12/15/33 (144A) | 8,782,334 | ||||
8,391,650 | Libra Solutions LLC, Series 2022-1A, Class A, 4.75%, 5/15/34 (144A) | 8,232,286 | ||||
1,486,186 | Lunar Structured Aircraft Portfolio Notes, Series 2021-1, Class A, 2.636%, 10/15/46 (144A) | 1,191,268 | ||||
228,104(a) | Magnetite VII, Ltd., Series 2012-7A, Class A1R2, 4.879% (3 Month USD LIBOR + 80 bps), 1/15/28 (144A) | 224,760 | ||||
42,422 | Marlette Funding Trust, Series 2021-2A, Class A, 0.51%, 9/15/31 (144A) | 42,333 | ||||
2,895,130 | Marlette Funding Trust, Series 2022-1A, Class A, 1.36%, 4/15/32 (144A) | 2,837,777 | ||||
2,504,921 | Marlette Funding Trust, Series 2022-3A, Class A, 5.18%, 11/15/32 (144A) | 2,485,007 | ||||
2,000,000(a) | MCF CLO IX, Ltd., Series 2019-1A, Class A2R, 5.614% (3 Month Term SOFR + 175 bps), 7/17/31 (144A) | 1,890,742 | ||||
4,530,000(a) | MCF CLO IX, Ltd., Series 2019-1A, Class CR, 6.564% (3 Month Term SOFR + 270 bps), 7/17/31 (144A) | 4,211,093 |
19Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Asset Backed Securities — (continued) | ||||||
2,500,000(a) | MCF CLO VII LLC, Series 2017-3A, Class ER, 13.393% (3 Month USD LIBOR + 915 bps), 7/20/33 (144A) | $ 2,242,150 | ||||
5,250,000 | Mercury Financial Credit Card Master Trust, Series 2021-1A, Class A, 1.54%, 3/20/26 (144A) | 5,008,789 | ||||
7,000,000 | Mercury Financial Credit Card Master Trust, Series 2021-1A, Class B, 2.33%, 3/20/26 (144A) | 6,517,247 | ||||
10,000,000 | Mercury Financial Credit Card Master Trust, Series 2022-1A, Class A, 2.50%, 9/21/26 (144A) | 9,507,184 | ||||
7,000,000 | Mercury Financial Credit Card Master Trust, Series 2022-1A, Class B, 3.20%, 9/21/26 (144A) | 6,412,360 | ||||
3,000,000 | Mercury Financial Credit Card Master Trust, Series 2022-2A, Class C, 10.83%, 3/22/27 (144A) | 2,893,580 | ||||
30,989(a) | Merrill Lynch Mortgage Investors Trust Series, Series 2004-OPT1, Class A1B, 5.249% (1 Month USD LIBOR + 86 bps), 6/25/35 | 31,032 | ||||
6,517,130(a) | MF1, Ltd., Series 2020-FL4, Class A, 6.15% (1 Month Term SOFR + 181 bps), 11/15/35 (144A) | 6,387,533 | ||||
9,000,000(a) | MF1, Ltd., Series 2021-FL6, Class E, 7.276% (1 Month USD LIBOR + 295 bps), 7/16/36 (144A) | 8,238,066 | ||||
2,550,000(a) | MF1, Ltd., Series 2021-FL7, Class D, 6.889% (1 Month USD LIBOR + 255 bps), 10/16/36 (144A) | 2,368,662 | ||||
3,300,000(a) | MF1, Ltd., Series 2021-FL7, Class E, 7.139% (1 Month USD LIBOR + 280 bps), 10/16/36 (144A) | 3,015,372 | ||||
3,500,000 | Mission Lane Credit Card Master Trust, Series 2021-A, Class A, 1.59%, 9/15/26 (144A) | 3,389,544 | ||||
4,000,000 | Mission Lane Credit Card Master Trust, Series 2021-A, Class B, 2.24%, 9/15/26 (144A) | 3,873,246 | ||||
8,586,352(a) | MJX Venture Management II LLC, Series 2014-18RR, Class A, 5.299% (3 Month USD LIBOR + 122 bps), 10/16/29 (144A) | 8,476,215 | ||||
1,100,000(a) | Monroe Capital MML CLO VII, Ltd., Series 2018-2A, Class D, 8.715% (3 Month USD LIBOR + 405 bps), 11/22/30 (144A) | 1,001,594 | ||||
160,001(a) | Morgan Stanley Home Equity Loan Trust, Series 2006-2, Class A4, 4.949% (1 Month USD LIBOR + 56 bps), 2/25/36 | 156,195 | ||||
2,357,042 | MVW LLC, Series 2021-1WA, Class A, 1.14%, 1/22/41 (144A) | 2,152,280 | ||||
1,084,459 | MVW Owner Trust, Series 2019-1A, Class A, 2.89%, 11/20/36 (144A) | 1,021,777 | ||||
1,474,369(a) | National Collegiate Trust, Series 2007-A, Class A, 4.684% (1 Month USD LIBOR + 30 bps), 5/25/31 (144A) | 1,423,918 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2220
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Asset Backed Securities — (continued) | ||||||
858,637 | Navient Private Education Refi Loan Trust, Series 2021-CA, Class A, 1.06%, 10/15/69 (144A) | $ 729,939 | ||||
3,751,306(a) | Navient Student Loan Trust, Series 2021-1A, Class A1B, 4.989% (1 Month USD LIBOR + 60 bps), 12/26/69 (144A) | 3,587,368 | ||||
117,252 | Nelnet Private Education Loan Trust, Series 2016-A, Class A1B, 3.60%, 12/26/40 (144A) | 116,795 | ||||
4,669,421(a) | Nelnet Student Loan Trust, Series 2005-2, Class A5, 4.853% (3 Month USD LIBOR + 10 bps), 3/23/37 | 4,529,108 | ||||
1,041,458 | Nelnet Student Loan Trust, Series 2021-A, Class APT2, 1.36%, 4/20/62 (144A) | 921,584 | ||||
5,334,556(a) | Nelnet Student Loan Trust, Series 2021-DA, Class AFL, 5.043% (1 Month USD LIBOR + 69 bps), 4/20/62 (144A) | 5,239,721 | ||||
3,500,000(a) | Neuberger Berman CLO XXI, Ltd., Series 2016-21A, Class XR2, 5.143% (3 Month USD LIBOR + 90 bps), 4/20/34 (144A) | 3,498,079 | ||||
1,154,641(a) | Newtek Small Business Loan Trust, Series 2017-1, Class A, 6.389% (1 Month USD LIBOR + 200 bps), 2/25/43 (144A) | 1,150,516 | ||||
2,253,539(a) | Newtek Small Business Loan Trust, Series 2018-1, Class A, 6.95% (PRIME + -55 bps), 2/25/44 (144A) | 2,215,625 | ||||
2,253,539(a) | Newtek Small Business Loan Trust, Series 2018-1, Class B, 8.25% (PRIME + 75 bps), 2/25/44 (144A) | 2,225,071 | ||||
5,137,318(a) | Newtek Small Business Loan Trust, Series 2019-1, Class A, 6.60% (PRIME + -90 bps), 12/25/44 (144A) | 5,096,618 | ||||
1,095,961(a) | Newtek Small Business Loan Trust, Series 2019-1, Class B, 7.75% (PRIME + 25 bps), 12/25/44 (144A) | 1,090,324 | ||||
3,887,008(a) | Newtek Small Business Loan Trust, Series 2021-1, Class A, 7.25% (PRIME + -25 bps), 12/25/48 (144A) | 3,732,396 | ||||
1,495,184 | NMEF Funding LLC, Series 2019-A, Class C, 3.30%, 8/17/26 (144A) | 1,485,088 | ||||
9,360,000 | NMEF Funding LLC, Series 2019-A, Class D, 4.39%, 8/17/26 (144A) | 9,280,875 | ||||
290,000 | NMEF Funding LLC, Series 2021-A, Class B, 1.85%, 12/15/27 (144A) | 278,173 | ||||
2,500,000 | NMEF Funding LLC, Series 2021-A, Class D, 5.78%, 12/15/27 (144A) | 2,413,270 | ||||
94,745(a) | NovaStar Mortgage Funding Trust Series, Series 2003-1, Class A2, 5.169% (1 Month USD LIBOR + 78 bps), 5/25/33 | 89,623 | ||||
1,418,407 | Oasis Securitization Funding LLC, Series 2021-1A, Class A, 2.579%, 2/15/33 (144A) | 1,397,678 |
21Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Asset Backed Securities — (continued) | ||||||
5,804,495 | Oasis Securitization Funding LLC, Series 2021-2A, Class A, 2.143%, 10/15/33 (144A) | $ 5,660,530 | ||||
2,858,086 | Oasis Securitization Funding LLC, Series 2021-2A, Class B, 5.147%, 10/15/33 (144A) | 2,787,755 | ||||
1,500,000(a) | Ocean Trails CLO XII, Ltd., Series 2022-12A, Class E, 12.073% (3 Month Term SOFR + 811 bps), 7/20/35 (144A) | 1,344,263 | ||||
1,274,077 | Octane Receivables Trust, Series 2020-1A, Class A, 1.71%, 2/20/25 (144A) | 1,260,898 | ||||
3,832,136 | Octane Receivables Trust, Series 2021-1A, Class A, 0.93%, 3/22/27 (144A) | 3,702,351 | ||||
2,750,000 | Octane Receivables Trust, Series 2021-1A, Class C, 2.23%, 11/20/28 (144A) | 2,523,023 | ||||
750,000(a) | OHA Credit Funding 5, Ltd., Series 2020-5A, Class X, 4.744% (3 Month USD LIBOR + 55 bps), 4/18/33 (144A) | 749,963 | ||||
4,576,045 | Oportun Funding LLC, Series 2022-1, Class A, 3.25%, 6/15/29 (144A) | 4,476,161 | ||||
6,000,000 | Oportun Funding XIV LLC, Series 2021-A, Class B, 1.76%, 3/8/28 (144A) | 5,557,019 | ||||
3,000,000 | Oportun Funding XIV LLC, Series 2021-A, Class D, 5.40%, 3/8/28 (144A) | 2,672,201 | ||||
10,000,000 | Oportun Issuance Trust, Series 2021-C, Class A, 2.18%, 10/8/31 (144A) | 8,748,132 | ||||
1,487,511 | Oscar US Funding X LLC, Series 2019-1A, Class A4, 3.27%, 5/10/26 (144A) | 1,468,725 | ||||
4,000,000(a) | OSD CLO, Ltd., Series 2021-23A, Class D, 7.029% (3 Month USD LIBOR + 295 bps), 4/17/31 (144A) | 3,804,024 | ||||
5,000,000(a) | Owl Rock CLO I, Ltd., Series 2019-1A, Class B, 7.375% (3 Month USD LIBOR + 270 bps), 5/20/31 (144A) | 4,743,460 | ||||
11,000,000(a) | Owl Rock CLO II, Ltd., Series 2019-2A, Class ALR, 5.793% (3 Month USD LIBOR + 155 bps), 4/20/33 (144A) | 10,561,958 | ||||
2,600,000(a) | Owl Rock CLO IV, Ltd., Series 2020-4A, Class A1R, 6.275% (3 Month USD LIBOR + 160 bps), 8/20/33 (144A) | 2,497,225 | ||||
1,125,000(a) | OZLM XXIII, Ltd., Series 2019-23A, Class X, 4.979% (3 Month USD LIBOR + 90 bps), 4/15/34 (144A) | 1,124,731 | ||||
1,548,530 | Pagaya AI Debt Selection Trust, Series 2021-1, Class A, 1.18%, 11/15/27 (144A) | 1,525,338 | ||||
17,635,282 | Pagaya AI Debt Trust, Series 2022-1, Class A, 2.03%, 10/15/29 (144A) | 16,933,205 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2222
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Asset Backed Securities — (continued) | ||||||
4,000,000(a) | Palmer Square Loan Funding, Ltd., Series 2020-4A, Class C, 8.357% (3 Month USD LIBOR + 360 bps), 11/25/28 (144A) | $ 3,902,060 | ||||
1,250,000(a) | Palmer Square Loan Funding, Ltd., Series 2021-2A, Class D, 9.675% (3 Month USD LIBOR + 500 bps), 5/20/29 (144A) | 1,124,979 | ||||
16,546,382(a) | Palmer Square Loan Funding, Ltd., Series 2022-1A, Class A1, 4.914% (3 Month Term SOFR + 105 bps), 4/15/30 (144A) | 16,303,531 | ||||
459,769 | Pawnee Equipment Receivables Series LLC, Series 2020-1, Class A, 1.37%, 11/17/25 (144A) | 453,836 | ||||
3,250,000 | Pawneee Equipment Receivables Series LLC, Series 2021-1, Class D, 2.75%, 7/15/27 (144A) | 2,859,305 | ||||
2,726,057 | PEAR LLC, Series 2020-1, Class A, 3.75%, 12/15/32 (144A) | 2,667,324 | ||||
10,244,793 | PEAR LLC, Series 2021-1, Class A, 2.60%, 1/15/34 (144A) | 9,635,805 | ||||
3,000,000 | PEAR LLC, Series 2021-1, Class B, 0.000%, 1/15/34 (144A) | 2,071,950 | ||||
2,500,000 | PFS Financing Corp., Series 2021-A, Class A, 0.71%, 4/15/26 (144A) | 2,352,325 | ||||
5,563,063(a) | Prodigy Finance CMDAC, Series 2021-1A, Class A, 5.639% (1 Month USD LIBOR + 125 bps), 7/25/51 (144A) | 5,375,323 | ||||
3,690,000 | Purchasing Power Funding LLC, Series 2021-A, Class A, 1.57%, 10/15/25 (144A) | 3,586,277 | ||||
4,860,000 | Purchasing Power Funding LLC, Series 2021-A, Class C, 2.53%, 10/15/25 (144A) | 4,562,369 | ||||
2,310,000 | Purchasing Power Funding LLC, Series 2021-A, Class D, 4.37%, 10/15/25 (144A) | 2,189,996 | ||||
1,170,670(a) | RAAC Series Trust, Series 2006-RP1, Class M2, 5.589% (1 Month USD LIBOR + 120 bps), 10/25/45 (144A) | 1,168,190 | ||||
2,374,444 | Reach Financial LLC, Series 2022-1A, Class A, 3.76%, 11/15/29 (144A) | 2,325,367 | ||||
6,398,633(a) | ReadyCap Lending Small Business Loan Trust, Series 2019-2, Class A, 7.00% (PRIME + -50 bps), 12/27/44 (144A) | 6,068,429 | ||||
3,345,882(a) | Regatta VI Funding, Ltd., Series 2016-1A, Class XR, 5.043% (3 Month USD LIBOR + 80 bps), 4/20/34 (144A) | 3,344,403 | ||||
3,705,882(a) | Regatta VII Funding, Ltd., Series 2016-1A, Class X, 5.596% (3 Month USD LIBOR + 85 bps), 6/20/34 (144A) | 3,690,603 |
23Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Asset Backed Securities — (continued) | ||||||
4,250,000(a) | Regatta XXIII Funding, Ltd., Series 2021-4A, Class X, 5.193% (3 Month USD LIBOR + 95 bps), 1/20/35 (144A) | $ 4,249,787 | ||||
7,500,000(a) | Rosy Blue Carat S.A., Series 2018-1, Class A2, 3.377% (1 Month USD LIBOR + 325 bps), 12/15/25 (144A) | 7,500,000 | ||||
3,980(a) | Salomon Mortgage Loan Trust Series, Series 2001-CB4, Class 1A1, 4.798% (1 Month USD LIBOR + 90 bps), 11/25/33 | 3,909 | ||||
8,547,876 | Santander Bank Auto Credit-Linked Notes, Series 2022-B, Class B, 5.721%, 8/16/32 (144A) | 8,520,569 | ||||
5,983,514 | Santander Bank Auto Credit-Linked Notes, Series 2022-B, Class D, 6.793%, 8/16/32 (144A) | 5,933,347 | ||||
4,607,606 | Santander Bank Auto Credit-Linked Notes Series, Series 2022-A, Class B, 5.281%, 5/15/32 (144A) | 4,498,267 | ||||
2,234,633 | Santander Bank NA - SBCLN, Series 2021-1A, Class B, 1.833%, 12/15/31 (144A) | 2,149,344 | ||||
1,787,774 | Santander Consumer Auto Receivables Trust, Series 2021-BA, Class B, 1.45%, 10/16/28 (144A) | 1,756,128 | ||||
1,712,498 | Santander Consumer Auto Receivables Trust, Series 2021-CA, Class C, 2.97%, 6/15/28 (144A) | 1,669,398 | ||||
1,464,139 | Santander Drive Auto Receivables Trust, Series 2022-2, Class A2, 2.12%, 10/15/26 | 1,459,573 | ||||
2,500,000 | Santander Drive Auto Receivables Trust, Series 2022-2, Class B, 3.44%, 9/15/27 | 2,415,470 | ||||
1,500,000 | SCF Equipment Leasing LLC, Series 2021-1A, Class A3, 0.83%, 8/21/28 (144A) | 1,426,180 | ||||
574,245 | Sierra Timeshare Receivables Funding LLC, Series 2021-1A, Class A, 0.99%, 11/20/37 (144A) | 531,350 | ||||
1,600,000(a) | Silver Rock CLO II, Ltd., Series 2021-2A, Class X, 5.293% (3 Month USD LIBOR + 105 bps), 1/20/35 (144A) | 1,599,155 | ||||
4,550,934(a) | SLM Private Credit Student Loan Trust, Series 2007-A, Class A4A, 5.009% (3 Month USD LIBOR + 24 bps), 12/16/41 | 4,412,604 | ||||
1,127,070 | Small Business Lending Trust, Series 2020-A, Class C, 5.01%, 12/15/26 (144A) | 1,094,135 | ||||
144,536(a) | Sofi Professional Loan Program LLC, Series 2016-D, Class A1, 5.339% (1 Month USD LIBOR + 95 bps), 1/25/39 (144A) | 144,142 | ||||
74,232(a) | Sofi Professional Loan Program LLC, Series 2017-A, Class A1, 5.089% (1 Month USD LIBOR + 70 bps), 3/26/40 (144A) | 74,102 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2224
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Asset Backed Securities — (continued) | ||||||
73,348(a) | Sofi Professional Loan Program LLC, Series 2017-C, Class A1, 4.989% (1 Month USD LIBOR + 60 bps), 7/25/40 (144A) | $ 73,059 | ||||
116,316(a) | Sofi Professional Loan Program LLC, Series 2018-A, Class A1, 4.739% (1 Month USD LIBOR + 35 bps), 2/25/42 (144A) | 116,059 | ||||
3,000,000(a) | Sound Point CLO XVI, Ltd., Series 2017-2A, Class D, 7.958% (3 Month USD LIBOR + 360 bps), 7/25/30 (144A) | 2,657,322 | ||||
2,063,703 | SpringCastle America Funding LLC, Series 2020-AA, Class A, 1.97%, 9/25/37 (144A) | 1,861,003 | ||||
4,765,184(a) | STAR Trust, Series 2021-SFR2, Class A, 5.289% (1 Month USD LIBOR + 95 bps), 1/17/24 (144A) | 4,677,696 | ||||
6,250,000(a) | STAR Trust, Series 2021-SFR2, Class E, 6.339% (1 Month USD LIBOR + 200 bps), 1/17/24 (144A) | 5,838,055 | ||||
2,950,510 | Stonepeak ABS, Series 2021-1A, Class AA, 2.301%, 2/28/33 (144A) | 2,610,688 | ||||
9,000,000(a) | STWD, Ltd., Series 2021-FL2, Class A, 5.526% (1 Month USD LIBOR + 120 bps), 4/18/38 (144A) | 8,693,046 | ||||
6,000,000(a) | STWD, Ltd., Series 2021-SIF1, Class A, 5.579% (3 Month USD LIBOR + 150 bps), 4/15/32 (144A) | 5,929,770 | ||||
1,500,000(a) | STWD, Ltd., Series 2021-SIF1, Class C, 6.429% (3 Month USD LIBOR + 235 bps), 4/15/32 (144A) | 1,454,345 | ||||
12,000,000(a) | STWD, Ltd., Series 2021-SIF2A, Class A1, 5.414% (3 Month Term SOFR + 155 bps), 1/15/33 (144A) | 11,728,152 | ||||
4,000,000(a) | STWD, Ltd., Series 2021-SIF2A, Class D, 7.714% (3 Month Term SOFR + 385 bps), 1/15/33 (144A) | 3,747,500 | ||||
2,750,000 | Tesla Auto Lease Trust, Series 2021-A, Class B, 1.02%, 3/20/25 (144A) | 2,627,898 | ||||
1,411,335 | Theorem Funding Trust, Series 2022-1A, Class A, 1.85%, 2/15/28 (144A) | 1,376,531 | ||||
3,562,500(a) | THL Credit Wind River CLO, Ltd., Series 2019-1A, Class XR, 5.193% (3 Month USD LIBOR + 95 bps), 7/20/34 (144A) | 3,560,427 | ||||
1,586,000 | Tidewater Auto Receivables Trust, Series 2018-AA, Class E, 5.48%, 10/15/26 (144A) | 1,584,119 | ||||
2,750,000 | Tidewater Auto Receivables Trust, Series 2020-AA, Class E, 3.35%, 7/17/28 (144A) | 2,640,942 | ||||
3,634,437(a) | Towd Point Asset Trust, Series 2018-SL1, Class A, 4.989% (1 Month USD LIBOR + 60 bps), 1/25/46 (144A) | 3,613,017 | ||||
11,000,000(a) | Towd Point Asset Trust, Series 2018-SL1, Class B, 5.439% (1 Month USD LIBOR + 105 bps), 1/25/46 (144A) | 10,507,740 |
25Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Asset Backed Securities — (continued) | ||||||
11,500,000(a) | Trafigura Securitisation Finance Plc, Series 2021-1A, Class A1, 4.848% (1 Month USD LIBOR + 53 bps), 1/15/25 (144A) | $ 11,167,144 | ||||
1,000,000 | Tricolor Auto Securitization Trust, Series 2021-1A, Class D, 1.92%, 5/15/26 (144A) | 973,673 | ||||
3,250,000 | Tricolor Auto Securitization Trust, Series 2021-1A, Class E, 3.23%, 9/15/26 (144A) | 3,080,323 | ||||
1,171,387 | Tricolor Auto Securitization Trust, Series 2022-1A, Class A, 3.30%, 2/18/25 (144A) | 1,158,708 | ||||
5,000,000 | Tricolor Auto Securitization Trust, Series 2022-1A, Class E, 7.79%, 8/16/27 (144A) | 4,772,957 | ||||
4,018,000 | Tricon American Homes Trust, Series 2017-SFR2, Class F, 5.104%, 1/17/36 (144A) | 3,889,153 | ||||
16,400,000(a) | TRTX Issuer, Ltd., Series 2019-FL3, Class C, 6.54% (1 Month Term SOFR + 221 bps), 10/15/34 (144A) | 15,990,198 | ||||
1,676,503 | TVEST LLC, Series 2020-A, Class A, 4.50%, 7/15/32 (144A) | 1,651,569 | ||||
4,368,859 | TVEST LLC, Series 2021-A, Class A, 2.35%, 9/15/33 (144A) | 4,203,693 | ||||
4,700,000 | United Auto Credit Securitization Trust, Series 2021-1, Class F, 4.30%, 9/10/27 (144A) | 4,426,829 | ||||
1,463,516 | United Auto Credit Securitization Trust, Series 2022-1, Class A, 1.11%, 7/10/24 (144A) | 1,457,510 | ||||
2,500,000 | United Auto Credit Securitization Trust, Series 2022-2, Class B, 5.41%, 12/10/25 (144A) | 2,465,308 | ||||
719,505 | Upstart Pass-Through Trust Series, Series 2021-ST4, Class A, 2.00%, 7/20/27 (144A) | 665,331 | ||||
3,145,485 | Upstart Pass-Through Trust Series, Series 2021-ST5, Class A, 2.00%, 7/20/27 (144A) | 2,991,883 | ||||
4,603,173 | Upstart Pass-Through Trust Series, Series 2022-ST2, Class A, 3.80%, 4/20/30 (144A) | 4,279,726 | ||||
2,250,000 | Upstart Securitization Trust, Series 2021-1, Class B, 1.89%, 3/20/31 (144A) | 2,194,891 | ||||
39,474(a) | Venture 32 CLO, Ltd., Series 2018-32RR, Class AX, 4.977% (3 Month USD LIBOR + 75 bps), 7/19/31 (144A) | 39,286 | ||||
79,414(a) | Venture XXI CLO, Ltd., Series 2015-21A, Class AR, 4.959% (3 Month USD LIBOR + 88 bps), 7/15/27 (144A) | 79,278 | ||||
2,534,279 | Veros Auto Receivables Trust, Series 2021-1, Class A, 0.92%, 10/15/26 (144A) | 2,496,919 | ||||
2,000,000 | Veros Auto Receivables Trust, Series 2021-1, Class C, 3.64%, 8/15/28 (144A) | 1,839,131 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2226
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Asset Backed Securities — (continued) | ||||||
4,266,588 | VFI ABS LLC, Series 2022-1A, Class A, 2.23%, 3/24/28 (144A) | $ 4,143,049 | ||||
842,396 | Westgate Resorts LLC, Series 2020-1A, Class A, 2.713%, 3/20/34 (144A) | 820,578 | ||||
1,010,876 | Westgate Resorts LLC, Series 2020-1A, Class C, 6.213%, 3/20/34 (144A) | 995,468 | ||||
5,178,149 | Westgate Resorts LLC, Series 2022-1A, Class C, 2.488%, 8/20/36 (144A) | 4,860,577 | ||||
6,388,332(a) | Westlake Automobile Receivables Trust, Series 2022-1A, Class A2B, 4.508% (SOFR30A + 70 bps), 12/16/24 (144A) | 6,384,649 | ||||
6,838,282 | Willis Engine Structured Trust VI, Series 2021-A, Class B, 5.438%, 5/15/46 (144A) | 5,051,786 | ||||
5,336(a) | Wilshire Mortgage Loan Trust, Series 1997-2, Class A6, 4.669% (1 Month USD LIBOR + 28 bps), 5/25/28 | 5,312 | ||||
5,000,000(a) | Woodmont Trust, Series 2020-7A, Class A1A, 5.979% (3 Month USD LIBOR + 190 bps), 1/15/32 (144A) | 4,874,530 | ||||
6,500,000(a) | Z Capital Credit Partners CLO, Ltd., Series 2019-1A, Class BR, 6.079% (3 Month USD LIBOR + 200 bps), 7/16/31 (144A) | 6,367,543 | ||||
6,000,000(a) | Z Capital Credit Partners CLO, Ltd., Series 2019-1A, Class DR, 9.079% (3 Month USD LIBOR + 500 bps), 7/16/31 (144A) | 5,741,250 | ||||
Total Asset Backed Securities (Cost $1,118,900,523) | $1,076,179,434 | |||||
Collateralized Mortgage Obligations—14.7% of Net Assets | ||||||
38,698(c) | Bear Stearns Mortgage Securities, Inc., Series 1997-6, Class 3B1, 3.079%, 6/25/30 | $ 38,105 | ||||
354,660(a) | Bellemeade Re, Ltd., Series 2018-3A, Class M1B, 6.239% (1 Month USD LIBOR + 185 bps), 10/25/28 (144A) | 354,376 | ||||
9,678,259(a) | Bellemeade Re, Ltd., Series 2018-3A, Class M2, 7.139% (1 Month USD LIBOR + 275 bps), 10/25/28 (144A) | 9,591,412 | ||||
221,106(a) | Bellemeade Re, Ltd., Series 2019-1A, Class M1B, 6.139% (1 Month USD LIBOR + 175 bps), 3/25/29 (144A) | 221,014 | ||||
4,409,000(a) | Bellemeade Re, Ltd., Series 2019-1A, Class M2, 7.089% (1 Month USD LIBOR + 270 bps), 3/25/29 (144A) | 4,375,545 |
27Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
2,800,000(a) | Bellemeade Re, Ltd., Series 2019-3A, Class B1, 6.889% (1 Month USD LIBOR + 250 bps), 7/25/29 (144A) | $ 2,761,972 | ||||
1,390,256(a) | Bellemeade Re, Ltd., Series 2019-3A, Class M1B, 5.989% (1 Month USD LIBOR + 160 bps), 7/25/29 (144A) | 1,389,571 | ||||
4,595,383(a) | Bellemeade Re, Ltd., Series 2019-4A, Class M1C, 6.889% (1 Month USD LIBOR + 250 bps), 10/25/29 (144A) | 4,588,620 | ||||
56,495(a) | Bellemeade Re, Ltd., Series 2020-2A, Class M1C, 8.387% (1 Month USD LIBOR + 400 bps), 8/26/30 (144A) | 56,531 | ||||
6,031,103(a) | Bellemeade Re, Ltd., Series 2020-3A, Class M1C, 8.089% (1 Month USD LIBOR + 370 bps), 10/25/30 (144A) | 6,067,310 | ||||
5,000,000(a) | Bellemeade Re, Ltd., Series 2020-4A, Class B1, 9.389% (1 Month USD LIBOR + 500 bps), 6/25/30 (144A) | 4,865,645 | ||||
1,859,052(a) | Bellemeade Re, Ltd., Series 2020-4A, Class M2B, 7.989% (1 Month USD LIBOR + 360 bps), 6/25/30 (144A) | 1,857,225 | ||||
2,900,000(a) | Bellemeade Re, Ltd., Series 2021-1A, Class M1B, 6.128% (SOFR30A + 220 bps), 3/25/31 (144A) | 2,830,135 | ||||
945,998(a) | Bellemeade Re, Ltd., Series 2021-2A, Class M1A, 5.128% (SOFR30A + 120 bps), 6/25/31 (144A) | 936,769 | ||||
6,348,208(a) | Bellemeade Re, Ltd., Series 2021-3A, Class A2, 4.928% (SOFR30A + 100 bps), 9/25/31 (144A) | 6,015,470 | ||||
15,000,000(a) | Bellemeade Re, Ltd., Series 2021-3A, Class M1C, 5.478% (SOFR30A + 155 bps), 9/25/31 (144A) | 13,420,573 | ||||
13,464,000(a) | Bellemeade Re, Ltd., Series 2022-1, Class M1C, 7.628% (SOFR30A + 370 bps), 1/26/32 (144A) | 11,243,751 | ||||
1,068,354(a) | Brass NO 8 Plc, Series 8A, Class A1, 5.344% (3 Month USD LIBOR + 70 bps), 11/16/66 (144A) | 1,067,442 | ||||
694,625(c) | BRAVO Residential Funding Trust, Series 2021-NQM2, Class A2, 1.28%, 3/25/60 (144A) | 651,181 | ||||
68,744(c) | Cascade Funding Mortgage Trust, Series 2019-RM3, Class A, 2.80%, 6/25/69 (144A) | 66,357 | ||||
9,550,558(c) | Cascade Funding Mortgage Trust, Series 2021-HB6, Class A, 0.898%, 6/25/36 (144A) | 9,035,351 | ||||
200,000(c) | CFMT LLC, Series 2020-HB4, Class M3, 2.72%, 12/26/30 (144A) | 184,898 | ||||
8,000,000(c) | CFMT LLC, Series 2020-HB4, Class M4, 4.948%, 12/26/30 (144A) | 7,408,050 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2228
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
3,300,000(c) | CFMT LLC, Series 2021-HB5, Class M3, 2.91%, 2/25/31 (144A) | $ 3,042,835 | ||||
7,704,034(c) | CFMT LLC, Series 2021-HB7, Class A, 1.151%, 10/27/31 (144A) | 7,225,941 | ||||
9,000,000(c) | CFMT LLC, Series 2021-HB7, Class M2, 2.679%, 10/27/31 (144A) | 8,224,231 | ||||
6,450,000(c) | CFMT LLC, Series 2021-HB7, Class M4, 5.072%, 10/27/31 (144A) | 5,824,563 | ||||
3,348,823(c) | CFMT LLC, Series 2022-HB8, Class A, 3.75%, 4/25/25 (144A) | 3,239,115 | ||||
8,000,000(c) | CFMT LLC, Series 2022-HB8, Class M3, 3.75%, 4/25/25 (144A) | 6,555,920 | ||||
7,876,701(a) | Chase Mortgage Finance Corp., Series 2021-CL1, Class M1, 5.128% (SOFR30A + 120 bps), 2/25/50 (144A) | 7,133,930 | ||||
2,038,676(a) | Chase Mortgage Finance Corp., Series 2021-CL1, Class M2, 5.278% (SOFR30A + 135 bps), 2/25/50 (144A) | 1,791,675 | ||||
1,173,783(a) | Chase Mortgage Finance Corp., Series 2021-CL1, Class M3, 5.478% (SOFR30A + 155 bps), 2/25/50 (144A) | 974,548 | ||||
17,283,150(a) | Connecticut Avenue Securities Trust, Series 2019-HRP1, Class M2, 6.539% (1 Month USD LIBOR + 215 bps), 11/25/39 (144A) | 16,892,178 | ||||
2,515,000(a) | Connecticut Avenue Securities Trust, Series 2022-R01, Class 1M2, 5.828% (SOFR30A + 190 bps), 12/25/41 (144A) | 2,388,328 | ||||
8,668,598(a) | Connecticut Avenue Securities Trust, Series 2022-R04, Class 1M1, 5.928% (SOFR30A + 200 bps), 3/25/42 (144A) | 8,637,872 | ||||
3,322,081(a) | Connecticut Avenue Securities Trust, Series 2022-R09, Class 2M1, 6.444% (SOFR30A + 250 bps), 9/25/42 (144A) | 3,304,890 | ||||
9,019(a) | CSFB Mortgage-Backed Pass-Through Certificates Series, Series 2004-AR5, Class 11A2, 5.129% (1 Month USD LIBOR + 74 bps), 6/25/34 | 9,007 | ||||
4,410,148(a) | Eagle Re, Ltd., Series 2018-1, Class M1, 6.089% (1 Month USD LIBOR + 170 bps), 11/25/28 (144A) | 4,395,693 | ||||
6,818,737(a) | Eagle Re, Ltd., Series 2019-1, Class M1B, 6.189% (1 Month USD LIBOR + 180 bps), 4/25/29 (144A) | 6,674,861 | ||||
5,187,302(a) | Eagle Re, Ltd., Series 2020-1, Class M1B, 5.839% (1 Month USD LIBOR + 145 bps), 1/25/30 (144A) | 5,159,100 |
29Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
750,000(a) | Eagle Re, Ltd., Series 2020-1, Class M1C, 6.189% (1 Month USD LIBOR + 180 bps), 1/25/30 (144A) | $ 720,875 | ||||
2,319,047(a) | Eagle Re, Ltd., Series 2021-1, Class M1B, 6.078% (SOFR30A + 215 bps), 10/25/33 (144A) | 2,318,380 | ||||
3,360,000(a) | Eagle Re, Ltd., Series 2021-2, Class M1C, 7.378% (SOFR30A + 345 bps), 4/25/34 (144A) | 3,300,684 | ||||
4,973,850(a) | Fannie Mae Connecticut Avenue Securities, Series 2018-C01, Class 1EB1, 4.839% (1 Month USD LIBOR + 45 bps), 7/25/30 | 4,939,997 | ||||
579,211(a) | Fannie Mae Connecticut Avenue Securities, Series 2021-R02, Class 2M1, 4.828% (SOFR30A + 90 bps), 11/25/41 (144A) | 568,683 | ||||
1,007,927(a) | Fannie Mae Trust, Series 2003-W6, Class F, 4.366% (1 Month USD LIBOR + 35 bps), 9/25/42 | 984,735 | ||||
386,192(a) | Fannie Mae Trust, Series 2005-W3, Class 2AF, 4.609% (1 Month USD LIBOR + 22 bps), 3/25/45 | 381,932 | ||||
30,936(c) | Fannie Mae Trust, Series 2005-W3, Class 3A, 3.604%, 4/25/45 | 29,835 | ||||
40,726(c) | Fannie Mae Trust, Series 2005-W4, Class 3A, 2.996%, 6/25/45 | 39,345 | ||||
346,943(a) | Fannie Mae Whole Loan, Series 2007-W1, Class 1AF1, 4.649% (1 Month USD LIBOR + 26 bps), 11/25/46 | 343,091 | ||||
47,717(a) | Federal Home Loan Mortgage Corp. REMICs, Series 1695, Class EG, 4.923% (1 Month USD LIBOR + 105 bps), 3/15/24 | 47,809 | ||||
79,145(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2106, Class F, 4.768% (1 Month USD LIBOR + 45 bps), 12/15/28 | 78,421 | ||||
45,599(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2122, Class FD, 4.668% (1 Month USD LIBOR + 35 bps), 2/15/29 | 45,090 | ||||
11,430(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2156, Class FQ, 4.668% (1 Month USD LIBOR + 35 bps), 5/15/29 | 11,382 | ||||
81,878(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2186, Class FY, 4.918% (1 Month USD LIBOR + 60 bps), 4/15/28 | 81,733 | ||||
22,271(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2368, Class AF, 5.268% (1 Month USD LIBOR + 95 bps), 10/15/31 | 22,340 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2230
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
23,261(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2377, Class FE, 4.918% (1 Month USD LIBOR + 60 bps), 11/15/31 | $ 23,074 | ||||
57,550(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2411, Class FR, 4.918% (1 Month USD LIBOR + 60 bps), 6/15/31 | 57,105 | ||||
45,568(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2432, Class FH, 5.018% (1 Month USD LIBOR + 70 bps), 3/15/32 | 45,436 | ||||
130,726(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2439, Class F, 5.318% (1 Month USD LIBOR + 100 bps), 3/15/32 | 131,641 | ||||
175,200(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2470, Class AF, 5.318% (1 Month USD LIBOR + 100 bps), 3/15/32 | 176,410 | ||||
110,448(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2471, Class FD, 5.318% (1 Month USD LIBOR + 100 bps), 3/15/32 | 111,222 | ||||
34,090(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2498, Class FQ, 4.918% (1 Month USD LIBOR + 60 bps), 9/15/32 | 33,777 | ||||
37,381(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2543, Class EF, 4.668% (1 Month USD LIBOR + 35 bps), 12/15/32 | 36,881 | ||||
201,973(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2551, Class FD, 4.718% (1 Month USD LIBOR + 40 bps), 1/15/33 | 199,491 | ||||
128,511(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2567, Class FJ, 4.718% (1 Month USD LIBOR + 40 bps), 2/15/33 | 126,934 | ||||
58,397(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2577, Class FA, 4.868% (1 Month USD LIBOR + 55 bps), 2/15/33 | 57,762 | ||||
4,546(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2585, Class FD, 4.818% (1 Month USD LIBOR + 50 bps), 12/15/32 | 4,487 | ||||
64,005(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2614, Class FV, 5.62% (1 Month USD LIBOR + 150 bps), 5/15/33 | 64,549 | ||||
93,881(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2631, Class FC, 4.718% (1 Month USD LIBOR + 40 bps), 6/15/33 | 92,649 |
31Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
49,960(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2711, Class FA, 5.318% (1 Month USD LIBOR + 100 bps), 11/15/33 | $ 50,336 | ||||
66,695(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2916, Class NF, 4.568% (1 Month USD LIBOR + 25 bps), 1/15/35 | 65,928 | ||||
214,788(a) | Federal Home Loan Mortgage Corp. REMICs, Series 2976, Class LF, 4.658% (1 Month USD LIBOR + 34 bps), 5/15/35 | 210,828 | ||||
56,354(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3012, Class FE, 4.568% (1 Month USD LIBOR + 25 bps), 8/15/35 | 55,976 | ||||
57,916(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3042, Class PF, 4.568% (1 Month USD LIBOR + 25 bps), 8/15/35 | 57,286 | ||||
39,787(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3067, Class FA, 4.668% (1 Month USD LIBOR + 35 bps), 11/15/35 | 39,038 | ||||
35,516(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3102, Class FG, 4.618% (1 Month USD LIBOR + 30 bps), 1/15/36 | 35,100 | ||||
78,974(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3117, Class EF, 4.668% (1 Month USD LIBOR + 35 bps), 2/15/36 | 77,479 | ||||
169,832(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3117, Class FE, 4.618% (1 Month USD LIBOR + 30 bps), 2/15/36 | 166,580 | ||||
96,363(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3122, Class FP, 4.618% (1 Month USD LIBOR + 30 bps), 3/15/36 | 95,238 | ||||
58,278(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3147, Class PF, 4.618% (1 Month USD LIBOR + 30 bps), 4/15/36 | 57,589 | ||||
174,868(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3173, Class FC, 4.738% (1 Month USD LIBOR + 42 bps), 6/15/36 | 171,697 | ||||
303,725(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3175, Class FE, 4.628% (1 Month USD LIBOR + 31 bps), 6/15/36 | 297,485 | ||||
183,232(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3181, Class HF, 4.818% (1 Month USD LIBOR + 50 bps), 7/15/36 | 180,736 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2232
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
11,035(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3191, Class FE, 4.718% (1 Month USD LIBOR + 40 bps), 7/15/36 | $ 10,841 | ||||
142,597(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3221, Class FW, 4.738% (1 Month USD LIBOR + 42 bps), 9/15/36 | 140,126 | ||||
47,037(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3222, Class FN, 4.718% (1 Month USD LIBOR + 40 bps), 9/15/36 | 46,188 | ||||
158,551(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3239, Class EF, 4.668% (1 Month USD LIBOR + 35 bps), 11/15/36 | 155,314 | ||||
78,579(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3239, Class FB, 4.668% (1 Month USD LIBOR + 35 bps), 11/15/36 | 77,007 | ||||
121,353(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3247, Class FA, 4.568% (1 Month USD LIBOR + 25 bps), 8/15/36 | 118,158 | ||||
180,861(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3266, Class F, 4.618% (1 Month USD LIBOR + 30 bps), 1/15/37 | 176,151 | ||||
111,257(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3307, Class FT, 4.558% (1 Month USD LIBOR + 24 bps), 7/15/34 | 108,890 | ||||
12,032(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3315, Class F, 4.658% (1 Month USD LIBOR + 34 bps), 5/15/37 | 11,725 | ||||
294,904(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3373, Class FB, 4.898% (1 Month USD LIBOR + 58 bps), 10/15/37 | 291,570 | ||||
34,997(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3376, Class FM, 4.938% (1 Month USD LIBOR + 62 bps), 10/15/37 | 34,668 | ||||
14,649(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3560, Class FA, 5.568% (1 Month USD LIBOR + 125 bps), 5/15/37 | 14,854 | ||||
183,934(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3610, Class FA, 5.018% (1 Month USD LIBOR + 70 bps), 12/15/39 | 183,079 | ||||
59,501(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3708, Class PF, 4.668% (1 Month USD LIBOR + 35 bps), 7/15/40 | 58,961 |
33Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
4,124(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3784, Class F, 4.718% (1 Month USD LIBOR + 40 bps), 7/15/23 | $ 4,124 | ||||
3,312(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3792, Class DF, 4.718% (1 Month USD LIBOR + 40 bps), 11/15/40 | 3,308 | ||||
16,391(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3867, Class FD, 4.668% (1 Month USD LIBOR + 35 bps), 5/15/41 | 16,136 | ||||
25,326(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3914, Class LF, 4.518% (1 Month USD LIBOR + 20 bps), 8/15/26 | 25,236 | ||||
39,260(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3970, Class GF, 4.618% (1 Month USD LIBOR + 30 bps), 9/15/26 | 39,167 | ||||
50,791(a) | Federal Home Loan Mortgage Corp. REMICs, Series 3982, Class FL, 4.868% (1 Month USD LIBOR + 55 bps), 12/15/39 | 50,675 | ||||
35,152(a) | Federal Home Loan Mortgage Corp. REMICs, Series 4056, Class QF, 4.668% (1 Month USD LIBOR + 35 bps), 12/15/41 | 34,559 | ||||
4,165(a) | Federal National Mortgage Association REMICs, Series 1993-230, Class FA, 4.616% (1 Month USD LIBOR + 60 bps), 12/25/23 | 4,164 | ||||
9,589(a) | Federal National Mortgage Association REMICs, Series 1993-247, Class FA, 6.769% (12 Month USD LIBOR + 140 bps), 12/25/23 | 9,574 | ||||
9,589(a) | Federal National Mortgage Association REMICs, Series 1993-247, Class FE, 5.389% (1 Month USD LIBOR + 100 bps), 12/25/23 | 9,602 | ||||
23,042(a) | Federal National Mortgage Association REMICs, Series 1994-40, Class FC, 4.889% (1 Month USD LIBOR + 50 bps), 3/25/24 | 23,074 | ||||
6,573(a) | Federal National Mortgage Association REMICs, Series 1997-46, Class FA, 4.839% (1 Month USD LIBOR + 50 bps), 7/18/27 | 6,488 | ||||
8,395(a) | Federal National Mortgage Association REMICs, Series 1998-21, Class F, 3.162% (1 Year CMT Index + 35 bps), 3/25/28 | 8,309 | ||||
24,257(a) | Federal National Mortgage Association REMICs, Series 2000-47, Class FD, 4.939% (1 Month USD LIBOR + 55 bps), 12/25/30 | 24,037 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2234
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
85,658(a) | Federal National Mortgage Association REMICs, Series 2001-35, Class F, 4.989% (1 Month USD LIBOR + 60 bps), 7/25/31 | $ 84,962 | ||||
30,607(a) | Federal National Mortgage Association REMICs, Series 2001-37, Class F, 4.889% (1 Month USD LIBOR + 50 bps), 8/25/31 | 30,338 | ||||
177,014(a) | Federal National Mortgage Association REMICs, Series 2001-50, Class FQ, 4.989% (1 Month USD LIBOR + 60 bps), 11/25/31 | 175,576 | ||||
77,886(a) | Federal National Mortgage Association REMICs, Series 2001-65, Class F, 4.989% (1 Month USD LIBOR + 60 bps), 11/25/31 | 77,479 | ||||
50,251(a) | Federal National Mortgage Association REMICs, Series 2001-69, Class FA, 4.989% (1 Month USD LIBOR + 60 bps), 7/25/31 | 49,832 | ||||
115,902(a) | Federal National Mortgage Association REMICs, Series 2001-72, Class FB, 5.289% (1 Month USD LIBOR + 90 bps), 12/25/31 | 116,098 | ||||
37,850(a) | Federal National Mortgage Association REMICs, Series 2001-81, Class FL, 4.989% (1 Month USD LIBOR + 65 bps), 1/18/32 | 37,672 | ||||
65,322(a) | Federal National Mortgage Association REMICs, Series 2002-1, Class FC, 5.089% (1 Month USD LIBOR + 70 bps), 1/25/32 | 65,159 | ||||
184,966(a) | Federal National Mortgage Association REMICs, Series 2002-13, Class FD, 5.289% (1 Month USD LIBOR + 90 bps), 3/25/32 | 185,296 | ||||
118,546(a) | Federal National Mortgage Association REMICs, Series 2002-34, Class FA, 4.839% (1 Month USD LIBOR + 50 bps), 5/18/32 | 118,021 | ||||
105,545(a) | Federal National Mortgage Association REMICs, Series 2002-56, Class FN, 5.389% (1 Month USD LIBOR + 100 bps), 7/25/32 | 106,292 | ||||
16,006(a) | Federal National Mortgage Association REMICs, Series 2002-58, Class FD, 4.989% (1 Month USD LIBOR + 60 bps), 8/25/32 | 15,911 | ||||
69,047(a) | Federal National Mortgage Association REMICs, Series 2002-77, Class F, 4.989% (1 Month USD LIBOR + 60 bps), 12/25/32 | 68,620 | ||||
48,644(a) | Federal National Mortgage Association REMICs, Series 2002-82, Class FB, 4.889% (1 Month USD LIBOR + 50 bps), 12/25/32 | 48,189 |
35Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
63,551(a) | Federal National Mortgage Association REMICs, Series 2002-90, Class FH, 4.889% (1 Month USD LIBOR + 50 bps), 9/25/32 | $ 62,778 | ||||
36,501(a) | Federal National Mortgage Association REMICs, Series 2002-92, Class FB, 5.039% (1 Month USD LIBOR + 65 bps), 4/25/30 | 36,385 | ||||
68,764(a) | Federal National Mortgage Association REMICs, Series 2002-93, Class FH, 4.889% (1 Month USD LIBOR + 50 bps), 1/25/33 | 68,101 | ||||
113,835(a) | Federal National Mortgage Association REMICs, Series 2003-107, Class FD, 4.889% (1 Month USD LIBOR + 50 bps), 11/25/33 | 112,659 | ||||
174,966(a) | Federal National Mortgage Association REMICs, Series 2003-31, Class FM, 4.889% (1 Month USD LIBOR + 50 bps), 4/25/33 | 173,207 | ||||
75,886(a) | Federal National Mortgage Association REMICs, Series 2003-42, Class JF, 4.889% (1 Month USD LIBOR + 50 bps), 5/25/33 | 74,962 | ||||
4,184(a) | Federal National Mortgage Association REMICs, Series 2003-49, Class FY, 4.789% (1 Month USD LIBOR + 40 bps), 6/25/23 | 4,183 | ||||
56,130(a) | Federal National Mortgage Association REMICs, Series 2003-7, Class FA, 5.139% (1 Month USD LIBOR + 75 bps), 2/25/33 | 56,064 | ||||
105,498(a) | Federal National Mortgage Association REMICs, Series 2003-8, Class FJ, 4.739% (1 Month USD LIBOR + 35 bps), 2/25/33 | 104,850 | ||||
122,190(a) | Federal National Mortgage Association REMICs, Series 2004-52, Class FW, 4.789% (1 Month USD LIBOR + 40 bps), 7/25/34 | 120,721 | ||||
31,602(a) | Federal National Mortgage Association REMICs, Series 2004-54, Class FN, 4.839% (1 Month USD LIBOR + 45 bps), 7/25/34 | 31,282 | ||||
116,643(a) | Federal National Mortgage Association REMICs, Series 2004-79, Class FM, 4.689% (1 Month USD LIBOR + 30 bps), 11/25/24 | 116,352 | ||||
111,302(a) | Federal National Mortgage Association REMICs, Series 2005-83, Class KT, 4.689% (1 Month USD LIBOR + 30 bps), 10/25/35 | 109,361 | ||||
123,387(a) | Federal National Mortgage Association REMICs, Series 2005-83, Class LF, 4.699% (1 Month USD LIBOR + 31 bps), 2/25/35 | 122,325 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2236
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
67,931(a) | Federal National Mortgage Association REMICs, Series 2006-104, Class GF, 4.709% (1 Month USD LIBOR + 32 bps), 11/25/36 | $ 66,678 | ||||
23,082(a) | Federal National Mortgage Association REMICs, Series 2006-11, Class FB, 4.689% (1 Month USD LIBOR + 30 bps), 3/25/36 | 22,693 | ||||
36,131(a) | Federal National Mortgage Association REMICs, Series 2006-115, Class BF, 4.629% (1 Month USD LIBOR + 24 bps), 12/25/36 | 35,261 | ||||
44,811(a) | Federal National Mortgage Association REMICs, Series 2006-33, Class FH, 4.739% (1 Month USD LIBOR + 35 bps), 5/25/36 | 43,773 | ||||
69,341(a) | Federal National Mortgage Association REMICs, Series 2006-34, Class FA, 4.699% (1 Month USD LIBOR + 31 bps), 5/25/36 | 67,845 | ||||
130,519(a) | Federal National Mortgage Association REMICs, Series 2006-42, Class CF, 4.839% (1 Month USD LIBOR + 45 bps), 6/25/36 | 128,768 | ||||
53,347(a) | Federal National Mortgage Association REMICs, Series 2006-56, Class FC, 4.679% (1 Month USD LIBOR + 29 bps), 7/25/36 | 52,506 | ||||
12,090(a) | Federal National Mortgage Association REMICs, Series 2006-70, Class BF, 4.939% (1 Month USD LIBOR + 55 bps), 8/25/36 | 11,921 | ||||
28,365(a) | Federal National Mortgage Association REMICs, Series 2006-82, Class F, 4.959% (1 Month USD LIBOR + 57 bps), 9/25/36 | 28,055 | ||||
23,404(a) | Federal National Mortgage Association REMICs, Series 2007-100, Class YF, 4.939% (1 Month USD LIBOR + 55 bps), 10/25/37 | 23,104 | ||||
34,233(a) | Federal National Mortgage Association REMICs, Series 2007-103, Class AF, 5.389% (1 Month USD LIBOR + 100 bps), 3/25/37 | 34,155 | ||||
37,205(a) | Federal National Mortgage Association REMICs, Series 2007-110, Class FA, 5.009% (1 Month USD LIBOR + 62 bps), 12/25/37 | 36,824 | ||||
59,276(a) | Federal National Mortgage Association REMICs, Series 2007-13, Class FA, 4.639% (1 Month USD LIBOR + 25 bps), 3/25/37 | 57,554 | ||||
78,508(a) | Federal National Mortgage Association REMICs, Series 2007-2, Class FT, 4.639% (1 Month USD LIBOR + 25 bps), 2/25/37 | 76,422 |
37Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
51,700(a) | Federal National Mortgage Association REMICs, Series 2007-41, Class FA, 4.789% (1 Month USD LIBOR + 40 bps), 5/25/37 | $ 50,667 | ||||
155,059(a) | Federal National Mortgage Association REMICs, Series 2007-50, Class FN, 4.629% (1 Month USD LIBOR + 24 bps), 6/25/37 | 151,622 | ||||
14,643(a) | Federal National Mortgage Association REMICs, Series 2007-57, Class FA, 4.619% (1 Month USD LIBOR + 23 bps), 6/25/37 | 14,371 | ||||
38,674(a) | Federal National Mortgage Association REMICs, Series 2007-58, Class FA, 4.639% (1 Month USD LIBOR + 25 bps), 6/25/37 | 37,653 | ||||
37,088(a) | Federal National Mortgage Association REMICs, Series 2007-66, Class FB, 4.789% (1 Month USD LIBOR + 40 bps), 7/25/37 | 36,809 | ||||
95,059(a) | Federal National Mortgage Association REMICs, Series 2007-7, Class FJ, 4.589% (1 Month USD LIBOR + 20 bps), 2/25/37 | 92,516 | ||||
148,003(a) | Federal National Mortgage Association REMICs, Series 2007-85, Class FG, 4.889% (1 Month USD LIBOR + 50 bps), 9/25/37 | 145,842 | ||||
188,733(a) | Federal National Mortgage Association REMICs, Series 2007-91, Class FB, 4.989% (1 Month USD LIBOR + 60 bps), 10/25/37 | 186,807 | ||||
62,113(a) | Federal National Mortgage Association REMICs, Series 2007-92, Class OF, 4.959% (1 Month USD LIBOR + 57 bps), 9/25/37 | 61,540 | ||||
35,670(a) | Federal National Mortgage Association REMICs, Series 2007-93, Class FD, 4.939% (1 Month USD LIBOR + 55 bps), 9/25/37 | 35,211 | ||||
18,078(a) | Federal National Mortgage Association REMICs, Series 2007-98, Class FD, 4.839% (1 Month USD LIBOR + 45 bps), 6/25/37 | 17,770 | ||||
22,612(a) | Federal National Mortgage Association REMICs, Series 2008-6, Class FA, 5.089% (1 Month USD LIBOR + 70 bps), 2/25/38 | 22,467 | ||||
104,324(a) | Federal National Mortgage Association REMICs, Series 2008-88, Class FA, 5.609% (1 Month USD LIBOR + 122 bps), 10/25/38 | 106,124 | ||||
48,874(a) | Federal National Mortgage Association REMICs, Series 2009-113, Class FB, 4.939% (1 Month USD LIBOR + 55 bps), 1/25/40 | 48,256 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2238
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
1(a) | Federal National Mortgage Association REMICs, Series 2010-38, Class F, 4.689% (1 Month USD LIBOR + 30 bps), 4/25/25 | $ 1 | ||||
31,429(a) | Federal National Mortgage Association REMICs, Series 2010-43, Class FD, 4.989% (1 Month USD LIBOR + 60 bps), 5/25/40 | 31,058 | ||||
93,307(a) | Federal National Mortgage Association REMICs, Series 2010-43, Class IF, 4.889% (1 Month USD LIBOR + 50 bps), 5/25/40 | 92,225 | ||||
93,957(a) | Federal National Mortgage Association REMICs, Series 2012-40, Class PF, 4.889% (1 Month USD LIBOR + 50 bps), 4/25/42 | 92,169 | ||||
2,357,619(a) | Freddie Mac STACR REMIC Trust, Series 2020-HQA2, Class M2, 7.489% (1 Month USD LIBOR + 310 bps), 3/25/50 (144A) | 2,390,303 | ||||
1,700,000(a) | Freddie Mac STACR REMIC Trust, Series 2021-DNA6, Class M1, 4.728% (SOFR30A + 80 bps), 10/25/41 (144A) | 1,677,865 | ||||
7,550,000(a) | Freddie Mac STACR REMIC Trust, Series 2021-HQA1, Class M2, 6.178% (SOFR30A + 225 bps), 8/25/33 (144A) | 7,110,834 | ||||
4,700,000(a) | Freddie Mac STACR REMIC Trust, Series 2021-HQA3, Class M2, 6.028% (SOFR30A + 210 bps), 9/25/41 (144A) | 4,137,059 | ||||
12,380,000(a) | Freddie Mac STACR REMIC Trust, Series 2022-DNA1, Class M2, 6.428% (SOFR30A + 250 bps), 1/25/42 (144A) | 11,182,075 | ||||
5,590,000(a) | Freddie Mac STACR REMIC Trust, Series 2022-DNA2, Class M1B, 6.328% (SOFR30A + 240 bps), 2/25/42 (144A) | 5,436,374 | ||||
5,990,000(a) | Freddie Mac STACR REMIC Trust, Series 2022-DNA2, Class M2, 7.678% (SOFR30A + 375 bps), 2/25/42 (144A) | 5,633,261 | ||||
5,270,000(a) | Freddie Mac STACR REMIC Trust, Series 2022-DNA3, Class M1B, 6.828% (SOFR30A + 290 bps), 4/25/42 (144A) | 5,207,460 | ||||
2,741,950(a) | Freddie Mac STACR REMIC Trust, Series 2022-DNA6, Class M1A, 6.078% (SOFR30A + 215 bps), 9/25/42 (144A) | 2,743,624 | ||||
5,979,043(a) | Freddie Mac STACR REMIC Trust, Series 2022-HQA1, Class M1A, 6.028% (SOFR30A + 210 bps), 3/25/42 (144A) | 5,902,571 |
39Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
3,130,814(a) | Freddie Mac STACR REMIC Trust, Series 2022-HQA3, Class M1A, 6.228% (SOFR30A + 230 bps), 8/25/42 (144A) | $ 3,127,200 | ||||
204,653(a) | Freddie Mac STACR Trust, Series 2019-FTR2, Class M1, 5.339% (1 Month USD LIBOR + 95 bps), 11/25/48 (144A) | 202,548 | ||||
72,796(a) | Freddie Mac Strips, Series 237, Class F14, 4.718% (1 Month USD LIBOR + 40 bps), 5/15/36 | 71,968 | ||||
67,121(a) | Freddie Mac Strips, Series 239, Class F29, 4.568% (1 Month USD LIBOR + 25 bps), 8/15/36 | 66,462 | ||||
290,165(a) | Freddie Mac Strips, Series 239, Class F30, 4.618% (1 Month USD LIBOR + 30 bps), 8/15/36 | 287,625 | ||||
85,657(a) | Freddie Mac Strips, Series 244, Class F22, 4.668% (1 Month USD LIBOR + 35 bps), 12/15/36 | 85,151 | ||||
8,641,586(a) | Freddie Mac Structured Agency Credit Risk Debt Notes, Series 2013-DN2, Class M2, 8.639% (1 Month USD LIBOR + 425 bps), 11/25/23 | 8,744,239 | ||||
3,425,000(a) | Freddie Mac Structured Agency Credit Risk Debt Notes, Series 2017-HRP1, Class B1D, 6.889% (1 Month USD LIBOR + 250 bps), 12/25/42 | 3,262,562 | ||||
4,078,073(a) | Freddie Mac Structured Agency Credit Risk Debt Notes, Series 2017-HRP1, Class M2, 6.839% (1 Month USD LIBOR + 245 bps), 12/25/42 | 4,036,607 | ||||
630,299(a) | Freddie Mac Structured Agency Credit Risk Debt Notes, Series 2017-HRP1, Class M2D, 5.639% (1 Month USD LIBOR + 125 bps), 12/25/42 | 615,304 | ||||
5,620,000(a) | Freddie Mac Structured Agency Credit Risk Debt Notes, Series 2021-DNA2, Class M2, 6.228% (SOFR30A + 230 bps), 8/25/33 (144A) | 5,556,242 | ||||
4,597,691(a) | Freddie Mac Structured Agency Credit Risk Debt Notes, Series 2022-HQA2, Class M1A, 6.578% (SOFR30A + 265 bps), 7/25/42 (144A) | 4,620,464 | ||||
39,028(a) | Government National Mortgage Association, Series 2003-7, Class FB, 4.526% (1 Month USD LIBOR + 20 bps), 1/16/33 | 38,844 | ||||
232,381(a) | Government National Mortgage Association, Series 2005-16, Class FA, 4.603% (1 Month USD LIBOR + 25 bps), 2/20/35 | 229,308 | ||||
247,022(a) | Government National Mortgage Association, Series 2005-3, Class FC, 4.576% (1 Month USD LIBOR + 25 bps), 1/16/35 | 244,110 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2240
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
79,362(a) | Government National Mortgage Association, Series 2008-69, Class FA, 4.853% (1 Month USD LIBOR + 50 bps), 8/20/38 | $ 78,974 | ||||
75,452(a) | Government National Mortgage Association, Series 2009-66, Class UF, 5.326% (1 Month USD LIBOR + 100 bps), 8/16/39 | 76,138 | ||||
56,249(a) | Government National Mortgage Association, Series 2009-92, Class FJ, 5.006% (1 Month USD LIBOR + 68 bps), 10/16/39 | 56,105 | ||||
5,347,200(a) | Home Re, Ltd., Series 2019-1, Class M1, 6.039% (1 Month USD LIBOR + 165 bps), 5/25/29 (144A) | 5,265,358 | ||||
1,735,703(a) | Home Re, Ltd., Series 2020-1, Class M1C, 8.539% (1 Month USD LIBOR + 415 bps), 10/25/30 (144A) | 1,736,278 | ||||
6,233,355(a) | Home Re, Ltd., Series 2021-1, Class M1B, 5.939% (1 Month USD LIBOR + 155 bps), 7/25/33 (144A) | 6,202,388 | ||||
7,360,000(a) | Home Re, Ltd., Series 2021-1, Class M2, 7.239% (1 Month USD LIBOR + 285 bps), 7/25/33 (144A) | 6,862,598 | ||||
789,964(a) | Home Re, Ltd., Series 2021-2, Class M1A, 5.178% (SOFR30A + 125 bps), 1/25/34 (144A) | 787,418 | ||||
14,283,000(a) | Home Re, Ltd., Series 2021-2, Class M1C, 6.728% (SOFR30A + 280 bps), 1/25/34 (144A) | 13,227,662 | ||||
3,000,000(a) | Home Re, Ltd., Series 2022-1, Class M1A, 6.778% (SOFR30A + 285 bps), 10/25/34 (144A) | 2,969,187 | ||||
2,304,851(c) | Imperial Fund Mortgage Trust, Series 2021-NQM2, Class A2, 1.362%, 9/25/56 (144A) | 1,778,677 | ||||
4,930,297 | IMS Ecuadorian Mortgage Trust, Series 2021-1, Class GA, 3.40%, 8/18/43 (144A) | 4,572,851 | ||||
1,867,435(c) | JP Morgan Mortgage Trust, Series 2014-IVR3, Class B4, 2.848%, 9/25/44 (144A) | 1,746,378 | ||||
2,106,609(c) | JP Morgan Mortgage Trust, Series 2014-IVR6, Class B1, 4.874%, 7/25/44 (144A) | 2,062,998 | ||||
10,173,763(a) | JP Morgan Mortgage Trust, Series 2018-7FRB, Class A2, 5.139% (1 Month USD LIBOR + 75 bps), 4/25/46 (144A) | 9,742,815 | ||||
1,667,318(a) | JP Morgan Mortgage Trust, Series 2018-7FRB, Class A3, 5.139% (1 Month USD LIBOR + 75 bps), 4/25/46 (144A) | 1,591,448 | ||||
7,703,802(c) | JP Morgan Mortgage Trust, Series 2018-7FRB, Class B1, 4.807%, 4/25/46 (144A) | 7,060,692 | ||||
7,286,438(c) | JP Morgan Mortgage Trust, Series 2018-7FRB, Class B2, 4.807%, 4/25/46 (144A) | 6,652,246 |
41Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
1,012,311(a) | JP Morgan Seasoned Mortgage Trust, Series 2014-1, Class AM, 4.889% (1 Month USD LIBOR + 50 bps), 5/25/33 (144A) | $ 968,872 | ||||
4,158,498(c) | JP Morgan Seasoned Mortgage Trust, Series 2014-1, Class B1, 3.909%, 5/25/33 (144A) | 3,960,554 | ||||
3,876,379(c) | JP Morgan Seasoned Mortgage Trust, Series 2014-1, Class B2, 3.909%, 5/25/33 (144A) | 3,687,410 | ||||
2,988,348(c) | JP Morgan Seasoned Mortgage Trust, Series 2014-1, Class B3, 3.909%, 5/25/33 (144A) | 2,827,151 | ||||
148,917(c) | JP Morgan Trust, Series 2015-1, Class 1A14, 4.792%, 12/25/44 (144A) | 143,401 | ||||
3,254,152(a) | JPMorgan Chase Bank N.A. - CHASE, Series 2019-CL1, Class M1, 5.739% (1 Month USD LIBOR + 135 bps), 4/25/47 (144A) | 3,050,933 | ||||
14,095,411(a) | LSTAR Securities Investment, Ltd., Series 2019-3, Class A1, 7.869% (1 Month USD LIBOR + 350 bps), 4/1/24 (144A) | 14,001,103 | ||||
13,174,538(a) | LSTAR Securities Investment, Ltd., Series 2019-4, Class A1, 7.869% (1 Month USD LIBOR + 350 bps), 5/1/24 (144A) | 13,097,040 | ||||
7,828,268(a) | LSTAR Securities Investment, Ltd., Series 2021-1, Class A, 6.169% (1 Month USD LIBOR + 180 bps), 2/1/26 (144A) | 7,710,659 | ||||
7,574,518(a) | LSTAR Securities Investment, Ltd., Series 2021-2, Class A1, 6.069% (1 Month USD LIBOR + 170 bps), 3/2/26 (144A) | 7,525,156 | ||||
5,465(c) | Merrill Lynch Mortgage Investors Trust Series MLCC, Series 2003-G, Class A3, 5.923%, 1/25/29 | 5,256 | ||||
392,652(a) | Merrill Lynch Mortgage Investors Trust Series MLCC, Series 2003-H, Class A1, 5.029% (1 Month USD LIBOR + 64 bps), 1/25/29 | 349,368 | ||||
143,737(a) | Merrill Lynch Mortgage Investors Trust Series MLCC, Series 2004-B, Class A2, 5.765% (6 Month USD LIBOR + 54 bps), 5/25/29 | 135,570 | ||||
12,743(a) | Merrill Lynch Mortgage Investors Trust Series MLCC, Series 2004-C, Class A2B, 6.149% (6 Month USD LIBOR + 100 bps), 7/25/29 | 12,252 | ||||
73,786(c) | Merrill Lynch Mortgage Investors Trust Series MLCC, Series 2004-D, Class A3, 4.327%, 9/25/29 | 70,123 | ||||
274,917(c) | Morgan Stanley Residential Mortgage Loan Trust, Series 2014-1A, Class A1, 5.025%, 6/25/44 (144A) | 274,142 | ||||
2,564,000(c) | Morgan Stanley Residential Mortgage Loan Trust, Series 2014-1A, Class B4, 5.025%, 6/25/44 (144A) | 2,319,174 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2242
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
7,975,000(a) | NewRez Warehouse Securitization Trust, Series 2021-1, Class E, 7.639% (1 Month USD LIBOR + 325 bps), 5/25/55 (144A) | $ 7,654,573 | ||||
1,500,000(a) | Oaktown Re II, Ltd., Series 2018-1A, Class B1, 8.439% (1 Month USD LIBOR + 405 bps), 7/25/28 (144A) | 1,490,198 | ||||
5,893,993(a) | Oaktown Re II, Ltd., Series 2018-1A, Class M1, 5.939% (1 Month USD LIBOR + 155 bps), 7/25/28 (144A) | 5,889,154 | ||||
10,802,000(a) | Oaktown Re II, Ltd., Series 2018-1A, Class M2, 7.239% (1 Month USD LIBOR + 285 bps), 7/25/28 (144A) | 10,774,482 | ||||
4,970,000(a) | Oaktown Re III, Ltd., Series 2019-1A, Class B1A, 7.889% (1 Month USD LIBOR + 350 bps), 7/25/29 (144A) | 4,881,920 | ||||
1,631,000(a) | Oaktown Re III, Ltd., Series 2019-1A, Class B1B, 8.739% (1 Month USD LIBOR + 435 bps), 7/25/29 (144A) | 1,582,298 | ||||
11,167,403(a) | Oaktown Re III, Ltd., Series 2019-1A, Class M1B, 6.339% (1 Month USD LIBOR + 195 bps), 7/25/29 (144A) | 11,058,375 | ||||
332,775(a) | Oaktown Re V, Ltd., Series 2020-2A, Class M1B, 7.989% (1 Month USD LIBOR + 360 bps), 10/25/30 (144A) | 332,917 | ||||
5,750,000(a) | Oaktown Re VI, Ltd., Series 2021-1A, Class M1B, 5.978% (SOFR30A + 205 bps), 10/25/33 (144A) | 5,637,426 | ||||
1,000,000(a) | Oaktown Re VI, Ltd., Series 2021-1A, Class M2, 7.878% (SOFR30A + 395 bps), 10/25/33 (144A) | 912,140 | ||||
3,500,000(a) | Oaktown Re VII, Ltd., Series 2021-2, Class M1B, 6.828% (SOFR30A + 290 bps), 4/25/34 (144A) | 3,110,663 | ||||
173,708(a) | Pepper Residential Securities Trust, Series 21A, Class A1U, 5.206% (1 Month USD LIBOR + 88 bps), 1/16/60 (144A) | 173,581 | ||||
626,626(a) | Pepper Residential Securities Trust No. 22, Series 22A, Class A1U, 5.353% (1 Month USD LIBOR + 100 bps), 6/20/60 (144A) | 625,351 | ||||
1,409,954(a) | Pepper Residential Securities Trust No. 25, Series 25A, Class A1U, 5.204% (1 Month USD LIBOR + 93 bps), 3/12/61 (144A) | 1,406,349 | ||||
16,117,000(a) | PNMAC GMSR Issuer Trust, Series 2018-GT2, Class A, 7.039% (1 Month USD LIBOR + 265 bps), 8/25/25 (144A) | 15,819,105 | ||||
14,828,378(a) | Radnor Re, Ltd., Series 2018-1, Class M2, 7.089% (1 Month USD LIBOR + 270 bps), 3/25/28 (144A) | 14,830,041 |
43Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
4,967,751(a) | Radnor Re, Ltd., Series 2019-1, Class M1B, 6.339% (1 Month USD LIBOR + 195 bps), 2/25/29 (144A) | $ 4,910,723 | ||||
1,858,462(a) | Radnor Re, Ltd., Series 2019-2, Class M1B, 6.139% (1 Month USD LIBOR + 175 bps), 6/25/29 (144A) | 1,856,352 | ||||
2,350,000(a) | Radnor Re, Ltd., Series 2020-1, Class B1, 7.389% (1 Month USD LIBOR + 300 bps), 1/25/30 (144A) | 2,112,454 | ||||
869,868(a) | Radnor Re, Ltd., Series 2020-1, Class M1A, 5.339% (1 Month USD LIBOR + 95 bps), 1/25/30 (144A) | 868,639 | ||||
10,950,000(a) | Radnor Re, Ltd., Series 2020-1, Class M1B, 5.839% (1 Month USD LIBOR + 145 bps), 1/25/30 (144A) | 10,855,197 | ||||
7,400,000(a) | Radnor Re, Ltd., Series 2020-1, Class M1C, 6.139% (1 Month USD LIBOR + 175 bps), 1/25/30 (144A) | 7,235,362 | ||||
20,516,000(a) | Radnor Re, Ltd., Series 2021-1, Class M1C, 6.628% (SOFR30A + 270 bps), 12/27/33 (144A) | 19,145,111 | ||||
1,790,000(a) | Radnor Re, Ltd., Series 2021-1, Class M2, 7.078% (SOFR30A + 315 bps), 12/27/33 (144A) | 1,576,205 | ||||
14,760,000(a) | Radnor Re, Ltd., Series 2021-2, Class M1B, 7.628% (SOFR30A + 370 bps), 11/25/31 (144A) | 13,942,482 | ||||
1,000,000(a) | Radnor RE, Ltd., Series 2022-1, Class M1A, 7.678% (SOFR30A + 375 bps), 9/25/32 (144A) | 990,161 | ||||
1,086,348(a) | RESI Finance LP, Series 2003-CB1, Class B3, 5.724% (1 Month USD LIBOR + 145 bps), 6/10/35 (144A) | 901,422 | ||||
611,522(a) | Resimac MBS Trust, Series 2018-2A, Class A1A, 5.124% (1 Month USD LIBOR + 85 bps), 4/10/50 (144A) | 610,616 | ||||
1,365,418(a) | RESIMAC Premier Series, Series 2019-2A, Class A1, 5.224% (1 Month USD LIBOR + 95 bps), 2/10/51 (144A) | 1,364,334 | ||||
1,455,323(a) | RESIMAC Premier Series, Series 2020-1A, Class A1A, 5.267% (1 Month USD LIBOR + 105 bps), 2/7/52 (144A) | 1,448,116 | ||||
1,908,492(c) | RMF Buyout Issuance Trust, Series 2021-HB1, Class A, 1.259%, 11/25/31 (144A) | 1,790,616 | ||||
7,747,796(a) | STACR Trust, Series 2018-HRP1, Class B1, 8.139% (1 Month USD LIBOR + 375 bps), 4/25/43 (144A) | 7,756,146 | ||||
831,693(a) | STACR Trust, Series 2018-HRP1, Class M2, 6.039% (1 Month USD LIBOR + 165 bps), 4/25/43 (144A) | 830,593 | ||||
7,553,733(a) | STACR Trust, Series 2018-HRP2, Class M3, 6.789% (1 Month USD LIBOR + 240 bps), 2/25/47 (144A) | 7,344,617 | ||||
11,490,236(a) | STACR Trust, Series 2018-HRP2, Class M3AS, 5.389% (1 Month USD LIBOR + 100 bps), 2/25/47 (144A) | 11,141,194 | ||||
8,063,790 | Towd Point Mortgage Trust, Series 2020-4, Class XA, 3.25%, 10/25/60 (144A) | 7,286,433 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2244
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Collateralized Mortgage Obligations—(continued) | ||||||
866,160(a) | Triangle Re, Ltd., Series 2021-1, Class M1C, 7.789% (1 Month USD LIBOR + 340 bps), 8/25/33 (144A) | $ 866,158 | ||||
8,170,000(a) | Triangle Re, Ltd., Series 2021-1, Class M2, 8.289% (1 Month USD LIBOR + 390 bps), 8/25/33 (144A) | 8,145,331 | ||||
3,813,570(a) | Triangle Re, Ltd., Series 2021-2, Class M1B, 6.989% (1 Month USD LIBOR + 260 bps), 10/25/33 (144A) | 3,786,965 | ||||
7,880,000(a) | Triangle Re, Ltd., Series 2021-3, Class M1B, 6.828% (SOFR30A + 290 bps), 2/25/34 (144A) | 7,391,403 | ||||
Total Collateralized Mortgage Obligations (Cost $653,844,690) | $628,660,001 | |||||
Commercial Mortgage-Backed Securities—6.9% of Net Assets | ||||||
5,328,000(a) | AREIT Trust, Series 2022-CRE6, Class E, 7.226% (SOFR30A + 340 bps), 1/16/37 (144A) | $ 4,860,596 | ||||
8,000,000(a) | BAMLL Commercial Mortgage Securities Trust, Series 2019-RLJ, Class C, 5.918% (1 Month USD LIBOR + 160 bps), 4/15/36 (144A) | 7,753,315 | ||||
4,093,771(a) | BDS, Series 2021-FL8, Class A, 5.259% (1 Month USD LIBOR + 92 bps), 1/18/36 (144A) | 3,952,106 | ||||
1,150,000(a) | BFLD Trust, Series 2020-OBRK, Class A, 6.368% (1 Month USD LIBOR + 205 bps), 11/15/28 (144A) | 1,136,551 | ||||
12,000,000(a) | BX Commercial Mortgage Trust, Series 2021-CIP, Class B, 5.589% (1 Month USD LIBOR + 127 bps), 12/15/38 (144A) | 11,518,516 | ||||
4,818,918(a) | BX Commercial Mortgage Trust, Series 2021-XL2, Class D, 5.715% (1 Month USD LIBOR + 140 bps), 10/15/38 (144A) | 4,537,928 | ||||
9,300,000(a) | BX Trust, Series 2019-ATL, Class B, 5.705% (1 Month USD LIBOR + 139 bps), 10/15/36 (144A) | 9,065,819 | ||||
8,000,000(a) | BXP Trust, Series 2017-CQHP, Class B, 5.418% (1 Month USD LIBOR + 110 bps), 11/15/34 (144A) | 7,533,080 | ||||
2,171,167(a) | CG-CCRE Commercial Mortgage Trust, Series 2014-FL1, Class B, 5.468% (1 Month USD LIBOR + 115 bps), 6/15/31 (144A) | 2,153,652 | ||||
1,135,882(a) | CG-CCRE Commercial Mortgage Trust, Series 2014-FL2, Class A, 6.172% (1 Month USD LIBOR + 185 bps), 11/15/31 (144A) | 1,103,391 | ||||
6,000,000(a) | CGDB Commercial Mortgage Trust, Series 2019-MOB, Class C, 5.768% (1 Month USD LIBOR + 145 bps), 11/15/36 (144A) | 5,773,462 |
45Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Commercial Mortgage-Backed Securities—(continued) | ||||||
7,443,791(a) | CHC Commercial Mortgage Trust 2019, Series 2019-CHC, Class C, 6.068% (1 Month USD LIBOR + 175 bps), 6/15/34 (144A) | $ 6,908,375 | ||||
6,000,000(a) | CLNY Trust, Series 2019-IKPR, Class B, 5.796% (1 Month USD LIBOR + 148 bps), 11/15/38 (144A) | 5,608,921 | ||||
8,223,355 | COMM Mortgage Trust, Series 2013-CR6, Class A4, 3.101%, 3/10/46 | 8,196,948 | ||||
10,000,000(a) | Credit Suisse Mortgage Capital Certificates, Series 2019-ICE4, Class E, 6.468% (1 Month USD LIBOR + 215 bps), 5/15/36 (144A) | 9,671,925 | ||||
827,414(a) | Freddie Mac Multifamily Structured Credit Risk, Series 2021-MN1, Class M1, 5.928% (SOFR30A + 200 bps), 1/25/51 (144A) | 774,326 | ||||
8,000,000(a) | Great Wolf Trust, Series 2019-WOLF, Class D, 6.251% (1 Month USD LIBOR + 193 bps), 12/15/36 (144A) | 7,617,541 | ||||
10,900,000(a) | GS Mortgage Securities Corp. Trust, Series 2018-TWR, Class A, 5.468% (1 Month USD LIBOR + 115 bps), 7/15/31 (144A) | 10,395,562 | ||||
5,500,000(a) | GS Mortgage Securities Corp. Trust, Series 2019-70P, Class D, 6.068% (1 Month USD LIBOR + 175 bps), 10/15/36 (144A) | 5,112,200 | ||||
7,400,000(a) | GS Mortgage Securities Corp. Trust, Series 2019-SMP, Class D, 6.268% (1 Month USD LIBOR + 195 bps), 8/15/32 (144A) | 6,986,813 | ||||
10,000,000(a) | GS Mortgage Securities Corp. Trust, Series 2020-DUNE, Class A, 5.418% (1 Month USD LIBOR + 110 bps), 12/15/36 (144A) | 9,745,499 | ||||
5,000,000(a) | GS Mortgage Securities Corp. Trust, Series 2020-DUNE, Class E, 6.818% (1 Month USD LIBOR + 250 bps), 12/15/36 (144A) | 4,674,251 | ||||
1,100,000(a) | GS Mortgage Securities Corp. Trust, Series 2021-IP, Class E, 7.868% (1 Month USD LIBOR + 355 bps), 10/15/36 (144A) | 1,035,504 | ||||
4,300,000(a) | GS Mortgage Securities Trust, Series 2018-HART, Class A, 5.41% (1 Month USD LIBOR + 109 bps), 10/15/31 (144A) | 4,075,920 | ||||
9,729,000(a) | GS Mortgage Securities Trust, Series 2018-HART, Class B, 5.62% (1 Month USD LIBOR + 130 bps), 10/15/31 (144A) | 9,127,212 | ||||
7,656,826(a) | HPLY Trust, Series 2019-HIT, Class C, 5.918% (1 Month USD LIBOR + 160 bps), 11/15/36 (144A) | 7,329,193 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2246
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Commercial Mortgage-Backed Securities—(continued) | ||||||
2,800,000(a) | JP Morgan Chase Commercial Mortgage Securities Trust, Series 2018-WPT, Class BFL, 5.672% (1 Month USD LIBOR + 150 bps), 7/5/33 (144A) | $ 2,562,288 | ||||
4,000,000(a) | JP Morgan Chase Commercial Mortgage Securities Trust, Series 2018-WPT, Class CFL, 6.072% (1 Month USD LIBOR + 190 bps), 7/5/33 (144A) | 3,619,564 | ||||
3,600,000(a) | JP Morgan Chase Commercial Mortgage Securities Trust, Series 2019-BKWD, Class C, 6.168% (1 Month USD LIBOR + 185 bps), 9/15/29 (144A) | 3,386,000 | ||||
10,300,000(a) | JP Morgan Chase Commercial Mortgage Securities Trust, Series 2019-MFP, Class E, 6.478% (1 Month USD LIBOR + 216 bps), 7/15/36 (144A) | 9,567,202 | ||||
6,735,000(a) | JP Morgan Chase Commercial Mortgage Securities Trust, Series 2020-609M, Class A, 5.688% (1 Month USD LIBOR + 137 bps), 10/15/33 (144A) | 6,376,852 | ||||
8,050,000(a) | MBRT, Series 2019-MBR, Class B, 5.818% (1 Month USD LIBOR + 150 bps), 11/15/36 (144A) | 7,786,582 | ||||
8,500,000(a) | Morgan Stanley Capital I Trust, Series 2017-ASHF, Class B, 5.693% (1 Month USD LIBOR + 138 bps), 11/15/34 (144A) | 8,083,965 | ||||
7,980,000(a) | Morgan Stanley Capital I Trust, Series 2018-BOP, Class B, 5.568% (1 Month USD LIBOR + 125 bps), 8/15/33 (144A) | 7,490,709 | ||||
6,300,000(a) | Natixis Commercial Mortgage Securities Trust, Series 2019-MILE, Class B, 6.118% (1 Month Term SOFR + 180 bps), 7/15/36 (144A) | 5,783,751 | ||||
4,012,459(a) | Ready Capital Mortgage Financing LLC, Series 2021-FL6, Class A, 5.339% (1 Month USD LIBOR + 95 bps), 7/25/36 (144A) | 3,787,438 | ||||
2,175,000(a) | Ready Capital Mortgage Financing LLC, Series 2021-FL6, Class D, 6.789% (1 Month USD LIBOR + 240 bps), 7/25/36 (144A) | 1,966,626 | ||||
1,519,000(a) | Ready Capital Mortgage Financing LLC, Series 2021-FL6, Class E, 7.289% (1 Month USD LIBOR + 290 bps), 7/25/36 (144A) | 1,365,723 | ||||
4,825,000(a) | Ready Capital Mortgage Financing LLC, Series 2021-FL7, Class D, 7.339% (1 Month USD LIBOR + 295 bps), 11/25/36 (144A) | 4,416,614 | ||||
8,740,000(a) | Ready Capital Mortgage Financing LLC, Series 2022-FL8, Class E, 8.194% (SOFR30A + 425 bps), 1/25/37 (144A) | 8,263,181 | ||||
6,636,228(a) | SLIDE, Series 2018-FUN, Class B, 5.818% (1 Month USD LIBOR + 150 bps), 6/15/31 (144A) | 6,567,841 |
47Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Commercial Mortgage-Backed Securities—(continued) | ||||||
24,348(c) | Sutherland Commercial Mortgage Loans, Series 2017-SBC6, Class A, 3.192%, 5/25/37 (144A) | $ 24,290 | ||||
4,374,433(a) | Tharaldson Hotel Portfolio Trust, Series 2018-THL, Class C, 5.868% (1 Month USD LIBOR + 165 bps), 11/11/34 (144A) | 4,124,440 | ||||
12,800,000(a) | Wells Fargo Commercial Mortgage Trust, Series 2017-SMP, Class C, 5.643% (1 Month USD LIBOR + 133 bps), 12/15/34 (144A) | 11,698,688 | ||||
11,316,024(a) | XCALI Mortgage Trust, Series 2019-1, Class A, 6.456% (1 Month Term SOFR + 237 bps), 11/6/21 (144A) | 11,190,179 | ||||
11,537,500(a) | XCALI Mortgage Trust, Series 2020-1, Class A, 6.52% (1 Month USD LIBOR + 240 bps), 1/22/23 (144A) | 11,503,337 | ||||
13,500,000(a) | XCALI Mortgage Trust, Series 2020-2, Class A, 6.12% (1 Month USD LIBOR + 200 bps), 2/7/23 (144A) | 13,441,648 | ||||
4,375,000(a) | XCALI Mortgage Trust, Series 2020-5, Class A, 7.456% (1 Month Term SOFR + 337 bps), 10/15/23 (144A) | 4,340,268 | ||||
Total Commercial Mortgage-Backed Securities (Cost $308,021,392) | $293,995,792 | |||||
Corporate Bonds — 29.2% of Net Assets | ||||||
Aerospace & Defense — 0.2% | ||||||
10,000,000 | Boeing Co., 1.167%, 2/4/23 | $ 9,961,586 | ||||
Total Aerospace & Defense | $9,961,586 | |||||
Auto Manufacturers — 3.0% | ||||||
5,000,000 | American Honda Finance Corp., 3.45%, 7/14/23 | $ 4,962,241 | ||||
9,147,000 | BMW US Capital LLC, 3.80%, 4/6/23 (144A) | 9,125,448 | ||||
12,030,000(a) | BMW US Capital LLC, 4.506% (SOFR + 38 bps), 8/12/24 (144A) | 11,914,101 | ||||
20,000,000(a) | Daimler Trucks Finance North America LLC, 4.663% (SOFR + 100 bps), 4/5/24 (144A) | 19,928,000 | ||||
18,670,000(a) | General Motors Financial Co., Inc., 4.416% (SOFR + 62 bps), 10/15/24 | 18,146,616 | ||||
6,215,000(a) | General Motors Financial Co., Inc., 4.992% (SOFR + 130 bps), 4/7/25 | 6,059,618 | ||||
6,360,000(a) | General Motors Financial Co., Inc., 5.033% (SOFR + 76 bps), 3/8/24 | 6,267,951 | ||||
2,253,000 | Hyundai Capital America, 4.125%, 6/8/23 (144A) | 2,239,286 | ||||
15,645,000 | Mercedes-Benz Finance North America LLC, 3.70%, 5/4/23 (144A) | 15,561,073 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2248
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Auto Manufacturers — (continued) | ||||||
11,000,000(a) | Nissan Motor Acceptance Co. LLC, 5.375% (3 Month USD LIBOR + 64 bps), 3/8/24 (144A) | $ 10,823,535 | ||||
17,904,000(a) | Toyota Motor Credit Corp., 3.998% (SOFR + 32 bps), 4/6/23 | 17,901,365 | ||||
5,000,000 | Volkswagen Group of America Finance LLC, 3.125%, 5/12/23 (144A) | 4,960,055 | ||||
Total Auto Manufacturers | $127,889,289 | |||||
Banks — 18.0% | ||||||
10,000,000(a) | ANZ New Zealand Int'l, Ltd., 4.766% (SOFR + 60 bps), 2/18/25 (144A) | $ 9,909,695 | ||||
12,400,000(a) | Banco Santander SA, 5.409% (SOFR + 124 bps), 5/24/24 | 12,392,012 | ||||
9,450,000(a) | Bank of America Corp., 4.684% (SOFR + 73 bps), 10/24/24 | 9,362,340 | ||||
5,700,000(a) | Bank of America Corp., 4.963% (3 Month Bloomberg Short-Term Bank Yield Index + 43 bps), 5/28/24 | 5,644,938 | ||||
23,289,000(a) | Bank of America Corp., 5.555% (3 Month USD LIBOR + 79 bps), 3/5/24 | 23,275,445 | ||||
9,350,000 | Bank of Montreal, 0.40%, 9/15/23 | 9,052,959 | ||||
12,000,000(a) | Bank of Montreal, 4.018% (SOFR + 32 bps), 7/9/24 | 11,841,687 | ||||
14,760,000(a) | Bank of Montreal, 4.577% (SOFR + 27 bps), 9/15/23 | 14,718,682 | ||||
18,800,000(a) | Bank of Nova Scotia, 4.625% (SOFR + 90 bps), 4/11/25 | 18,599,708 | ||||
8,000,000(a) | Bank of Nova Scotia, 4.165% (SOFR + 46 bps), 1/10/25 | 7,863,042 | ||||
9,200,000(a) | Bank of Nova Scotia, 4.241% (SOFR + 45 bps), 4/15/24 | 9,119,767 | ||||
13,700,000 | Banque Federative du Credit Mutuel SA, 0.65%, 2/27/24 (144A) | 12,969,725 | ||||
10,500,000(a) | Banque Federative du Credit Mutuel SA, 4.489% (SOFR + 41 bps), 2/4/25 (144A) | 10,267,908 | ||||
2,620,000(a) | Banque Federative du Credit Mutuel SA, 5.203% (3 Month USD LIBOR + 96 bps), 7/20/23 (144A) | 2,623,577 | ||||
7,500,000 | BNP Paribas SA, 3.50%, 3/1/23 (144A) | 7,481,553 | ||||
4,740,000 | Canadian Imperial Bank of Commerce, 0.95%, 6/23/23 | 4,651,533 | ||||
18,400,000(a) | Canadian Imperial Bank of Commerce, 4.706% (SOFR + 40 bps), 12/14/23 | 18,334,610 | ||||
7,000,000(a) | Citigroup, Inc., 4.615% (SOFR + 694 bps), 1/25/26 | 6,842,423 | ||||
12,550,000(a) | Citigroup, Inc., 5.586% (SOFR + 137 bps), 5/24/25 | 12,518,564 | ||||
15,000,000(a) | Cooperatieve Rabobank UA, 4.085% (SOFR + 38 bps), 1/10/25 | 14,799,287 | ||||
10,000,000(a) | Credit Suisse AG, 4.441% (SOFR + 39 bps), 2/2/24 | 9,566,600 |
49Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Banks — (continued) | ||||||
10,000,000 | Discover Bank, 3.35%, 2/6/23 | $ 9,981,502 | ||||
17,960,000(a) | DNB Bank ASA, 5.153% (SOFR + 83 bps), 3/28/25 (144A) | 17,816,150 | ||||
7,000,000(a) | Federation des Caisses Desjardins du Quebec, 4.618% (SOFR + 43 bps), 5/21/24 (144A) | 6,919,480 | ||||
5,000,000 | First Horizon Corp., 3.55%, 5/26/23 | 4,968,094 | ||||
4,600,000 | Goldman Sachs Group, Inc., 1.217%, 12/6/23 | 4,440,444 | ||||
13,880,000(a) | Goldman Sachs Group, Inc., 4.374% (SOFR + 49 bps), 10/21/24 | 13,663,693 | ||||
20,725,000(a) | Goldman Sachs Group, Inc., 4.784% (SOFR + 50 bps), 9/10/24 | 20,420,716 | ||||
10,000,000(a) | HSBC Holdings Plc, 4.749% (SOFR + 58 bps), 11/22/24 | 9,765,968 | ||||
7,750,000(a) | HSBC Holdings Plc, 5.696% (SOFR + 143 bps), 3/10/26 | 7,652,568 | ||||
15,270,000(a) | Huntington National Bank, 5.345% (SOFR + 119 bps), 5/16/25 | 15,162,500 | ||||
10,300,000(a) | ING Groep NV, 5.963% (SOFR + 164 bps), 3/28/26 | 10,253,545 | ||||
8,000,000(a) | JPMorgan Chase & Co., 4.77% (SOFR + 54 bps), 6/1/25 | 7,852,211 | ||||
11,800,000(a) | JPMorgan Chase & Co., 5.055% (3 Month USD LIBOR + 73 bps), 4/23/24 | 11,800,819 | ||||
12,270,000(a) | JPMorgan Chase & Co., 5.276% (SOFR + 97 bps), 6/14/25 | 12,119,939 | ||||
11,294,000(a) | KeyBank NA, 4.663% (SOFR + 34 bps), 1/3/24 | 11,232,444 | ||||
11,019,000 | Lloyds Banking Group Plc, 4.05%, 8/16/23 | 10,944,180 | ||||
7,140,000(a) | Macquarie Bank, Ltd., 5.632% (SOFR + 131 bps), 3/21/25 (144A) | 7,130,128 | ||||
13,975,000(a) | Macquarie Group, Ltd., 4.498% (SOFR + 71 bps), 10/14/25 (144A) | 13,645,318 | ||||
16,100,000 | Mitsubishi UFJ Financial Group, Inc., 3.761%, 7/26/23 | 15,966,706 | ||||
16,600,000(a) | Mitsubishi UFJ Financial Group, Inc., 5.46% (SOFR + 165 bps), 7/18/25 | 16,661,420 | ||||
4,226,000 | Morgan Stanley, 3.125%, 1/23/23 | 4,222,121 | ||||
13,500,000 | Morgan Stanley, 3.75%, 2/25/23 | 13,472,283 | ||||
5,700,000(a) | Morgan Stanley, 5.022% (SOFR + 117 bps), 4/17/25 | 5,675,921 | ||||
15,000,000(a) | Morgan Stanley, 5.132% (SOFR + 95 bps), 2/18/26 | 14,764,908 | ||||
15,000,000(a) | National Bank of Canada, 4.58% (SOFR + 49 bps), 8/6/24 | 14,829,592 | ||||
4,200,000(a) | NatWest Markets Plc, 4.656% (SOFR + 53 bps), 8/12/24 (144A) | 4,127,812 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2250
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Banks — (continued) | ||||||
17,240,000(a) | NatWest Markets Plc, 5.773% (SOFR + 145 bps), 3/22/25 (144A) | $ 17,087,503 | ||||
22,000,000(a) | Royal Bank of Canada, 4.157% (SOFR + 30 bps), 1/19/24 | 21,831,988 | ||||
15,380,000(a) | Royal Bank of Canada, 4.628% (SOFR + 84 bps), 4/14/25 | 15,190,481 | ||||
17,000,000(a) | Societe Generale S.A., 4.934% (SOFR + 105 bps), 1/21/26 (144A) | 16,410,077 | ||||
8,880,000(a) | Standard Chartered Plc, 5.123% (SOFR + 93 bps), 11/23/25 (144A) | 8,627,500 | ||||
23,250,000(a) | Standard Chartered Plc, 6.063% (SOFR + 174 bps), 3/30/26 (144A) | 22,869,862 | ||||
6,520,000 | State Street Corp., 3.10%, 5/15/23 | 6,476,424 | ||||
16,100,000 | Sumitomo Mitsui Financial Group, Inc., 3.748%, 7/19/23 | 15,984,058 | ||||
16,700,000(a) | Sumitomo Mitsui Trust Bank, Ltd., 4.746% (SOFR + 44 bps), 9/16/24 (144A) | 16,594,105 | ||||
15,000,000 | Swedbank AB, 1.30%, 6/2/23 (144A) | 14,730,180 | ||||
17,090,000(a) | Swedbank AB, 5.233% (SOFR + 91 bps), 4/4/25 (144A) | 16,963,705 | ||||
9,825,000(a) | Toronto-Dominion Bank, 4.634% (SOFR + 35 bps), 9/10/24 | 9,701,554 | ||||
1,000,000(a) | Toronto-Dominion Bank, 4.867% (3 Month USD LIBOR + 64 bps), 7/19/23 | 1,001,176 | ||||
9,000,000(a) | Truist Bank, 4.002% (SOFR + 20 bps), 1/17/24 | 8,940,830 | ||||
5,800,000(a) | UBS AG, 4.475% (SOFR + 36 bps), 2/9/24 (144A) | 5,772,749 | ||||
10,800,000(a) | UBS AG, 4.555% (SOFR + 32 bps), 6/1/23 (144A) | 10,786,119 | ||||
15,000,000(a) | UBS AG, 4.565% (SOFR + 45 bps), 8/9/24 (144A) | 14,895,404 | ||||
14,110,000(a) | UBS Group AG, 5.706% (SOFR + 158 bps), 5/12/26 (144A) | 14,220,508 | ||||
17,745,000(a) | Wells Fargo & Co., 5.241% (SOFR + 132 bps), 4/25/26 | 17,690,180 | ||||
Total Banks | $773,100,920 | |||||
Diversified Financial Services — 1.7% | ||||||
10,700,000(a) | AerCap Ireland Capital DAC/AerCap Global Aviation Trust, 5.003% (SOFR + 68 bps), 9/29/23 | $ 10,504,092 | ||||
9,873,000(c) | Capital One Financial Corp., 1.343% (SOFR + 70 bps), 12/6/24 | 9,451,939 | ||||
1,428,000 | Capital One Financial Corp., 3.20%, 1/30/23 | 1,428,000 | ||||
16,000,000(a) | Capital One Financial Corp., 4.963% (SOFR + 69 bps), 12/6/24 | 15,694,639 | ||||
15,250,000(a) | Capital One Financial Corp., 5.476% (SOFR + 135 bps), 5/9/25 | 15,065,954 |
51Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Diversified Financial Services — (continued) | ||||||
20,096,000 | Charles Schwab Corp., 2.65%, 1/25/23 | $ 20,070,145 | ||||
1,000,000(a) | OWS Cre Funding I LLC, 9.269% (1 Month USD LIBOR + 490 bps), 9/1/23 (144A) | 954,945 | ||||
Total Diversified Financial Services | $73,169,714 | |||||
Electric — 2.1% | ||||||
6,440,000(a) | American Electric Power Co., Inc., 4.92% (3 Month USD LIBOR + 48 bps), 11/1/23 | $ 6,410,259 | ||||
7,600,000(a) | CenterPoint Energy, Inc., 4.776% (SOFR + 65 bps), 5/13/24 | 7,511,509 | ||||
9,175,000(a) | Dominion Energy, Inc., 5.299% (3 Month USD LIBOR + 53 bps), 9/15/23 | 9,156,860 | ||||
11,360,000(a) | Florida Power & Light Co., 4.37% (SOFR + 25 bps), 5/10/23 | 11,340,978 | ||||
7,005,000(a) | National Rural Utilities Cooperative Finance Corp., 4.493% (SOFR + 40 bps), 8/7/23 | 6,980,486 | ||||
6,500,000(a) | NextEra Energy Capital Holdings, Inc., 4.465% (SOFR + 40 bps), 11/3/23 | 6,473,375 | ||||
8,461,000(a) | NextEra Energy Capital Holdings, Inc., 4.775% (SOFR + 54 bps), 3/1/23 | 8,457,269 | ||||
13,575,000(a) | NextEra Energy Capital Holdings, Inc., 5.342% (SOFR + 102 bps), 3/21/24 | 13,499,752 | ||||
6,545,000 | Public Service Enterprise Group, Inc., 0.841%, 11/8/23 | 6,301,592 | ||||
7,000,000(a) | Southern Co., 4.49% (SOFR + 37 bps), 5/10/23 | 6,980,881 | ||||
5,165,000 | Virginia Electric and Power Co., 2.75%, 3/15/23 | 5,143,887 | ||||
Total Electric | $88,256,848 | |||||
Healthcare-Products — 0.2% | ||||||
7,224,000(a) | Thermo Fisher Scientific, Inc., 4.34% (SOFR + 53 bps), 10/18/24 | $ 7,155,384 | ||||
Total Healthcare-Products | $7,155,384 | |||||
Healthcare-Services — 0.5% | ||||||
7,000,000 | Aetna, Inc., 2.80%, 6/15/23 | $ 6,926,303 | ||||
9,631,000 | Elevance Health, Inc., 0.45%, 3/15/23 | 9,551,006 | ||||
5,000,000 | Elevance Health, Inc., 3.30%, 1/15/23 | 4,996,310 | ||||
Total Healthcare-Services | $21,473,619 | |||||
Insurance — 0.9% | ||||||
1(d) | Ambac Assurance Corp., 5.10% (144A) | $ 1 | ||||
13,700,000(a) | Athene Global Funding, 4.726% (SOFR + 56 bps), 8/19/24 (144A) | 13,365,104 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2252
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Insurance — (continued) | ||||||
6,250,000(a) | Metropolitan Life Global Funding I, 5.232% (SOFR + 91 bps), 3/21/25 (144A) | $ 6,241,140 | ||||
6,500,000(a) | Principal Life Global Funding II, 4.189% (SOFR + 45 bps), 4/12/24 (144A) | 6,459,251 | ||||
5,400,000(a) | Principal Life Global Funding II, 4.58% (SOFR + 38 bps), 8/23/24 (144A) | 5,338,281 | ||||
9,030,000(a) | Protective Life Global Funding, 5.303% (SOFR + 98 bps), 3/28/25 (144A) | 8,954,686 | ||||
Total Insurance | $40,358,463 | |||||
Oil & Gas — 0.2% | ||||||
9,584,000 | Eni S.p.A., 4.00%, 9/12/23 (144A) | $ 9,449,952 | ||||
Total Oil & Gas | $9,449,952 | |||||
Pharmaceuticals — 0.5% | ||||||
2,608,000 | AmerisourceBergen Corp., 0.737%, 3/15/23 | $ 2,586,027 | ||||
15,000,000 | Cigna Corp., 3.75%, 7/15/23 | 14,901,011 | ||||
4,274,000 | Zoetis, Inc., 3.25%, 2/1/23 | 4,267,766 | ||||
Total Pharmaceuticals | $21,754,804 | |||||
Pipelines — 0.9% | ||||||
5,851,000 | Energy Transfer LP, 3.60%, 2/1/23 | $ 5,839,753 | ||||
16,100,000 | MPLX LP, 4.50%, 7/15/23 | 16,034,886 | ||||
15,000,000 | Williams Cos, Inc., 4.30%, 3/4/24 | 14,818,564 | ||||
Total Pipelines | $36,693,203 | |||||
Retail — 0.5% | ||||||
12,249,000 | AutoZone, Inc., 3.125%, 7/15/23 | $ 12,103,557 | ||||
10,812,000 | TJX Cos., Inc., 2.50%, 5/15/23 | 10,715,589 | ||||
Total Retail | $22,819,146 | |||||
Semiconductors — 0.3% | ||||||
9,147,000 | Broadcom Corp./Broadcom Cayman Finance, Ltd., 3.625%, 1/15/24 | $ 8,990,208 | ||||
4,600,000 | Skyworks Solutions, Inc., 0.90%, 6/1/23 | 4,509,004 | ||||
Total Semiconductors | $13,499,212 | |||||
Trucking & Leasing — 0.2% | ||||||
7,450,000 | Penske Truck Leasing Co. LP/PTL Finance Corp., 4.25%, 1/17/23 (144A) | $ 7,447,659 | ||||
Total Trucking & Leasing | $7,447,659 | |||||
Total Corporate Bonds (Cost $1,269,528,092) | $1,253,029,799 | |||||
53Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Insurance-Linked Securities — 3.6% of Net Assets# | ||||||
Event Linked Bonds — 1.9% | ||||||
Earthquakes – California — 0.1% | ||||||
2,000,000(a) | Phoenician Re, 7.241%, (3 Month U.S. Treasury Bill + 290 bps), 12/14/24 (144A) | $ 1,829,600 | ||||
4,000,000(a) | Ursa Re II, 8.283%, (3 Month U.S. Treasury Bill + 375 bps), 12/7/23 (144A) | 3,898,000 | ||||
$5,727,600 | ||||||
Earthquakes – Mexico — 0.0%† | ||||||
500,000(a) | International Bank for Reconstruction & Development, 8.153%, (3 Month USD LIBOR + 350 bps), 3/13/24 (144A) | $ 480,800 | ||||
Earthquakes - U.S. — 0.0%† | ||||||
1,000,000(a) | Torrey Pines Re Pte, 8.263%, (3 Month U.S. Treasury Bill + 400 bps), 6/7/24 (144A) | $ 937,600 | ||||
Earthquakes - U.S. & Canada — 0.1% | ||||||
2,500,000(a) | Acorn Re, 6.843%, (3 Month U.S. Treasury Bill + 250 bps), 11/7/24 (144A) | $ 2,300,000 | ||||
Health – U.S. — 0.1% | ||||||
3,750,000(a) | Vitality Re X, 6.093%, (3 Month U.S. Treasury Bill + 175 bps), 1/10/23 (144A) | $ 3,749,625 | ||||
250,000(a) | Vitality Re X, 6.343%, (3 Month U.S. Treasury Bill + 200 bps), 1/10/23 (144A) | 249,975 | ||||
$3,999,600 | ||||||
Inland Flood – U.S. — 0.0%† | ||||||
1,500,000(a) | FloodSmart Re, 15.593%, (3 Month U.S. Treasury Bill + 1,125 bps), 2/25/25 (144A) | $ 1,395,000 | ||||
Multiperil – Florida — 0.0%† | ||||||
250,000(a) | Sanders Re II, 10.133%, (3 Month U.S. Treasury Bill + 579 bps), 6/7/23 (144A) | $ 245,000 | ||||
Multiperil – U.S. — 0.7% | ||||||
1,500,000(a) | Bonanza Re, 9.213%, (3 Month U.S. Treasury Bill + 487 bps), 2/20/24 (144A) | $ 1,275,000 | ||||
125,000(a) | Caelus Re V, 4.443%, (1 Month U.S. Treasury Bill + 10 bps), 6/5/24 (144A) | 100,000 | ||||
750,000(a) | Caelus Re V, 4.443%, (3 Month U.S. Treasury Bill + 10 bps), 6/9/25 (144A) | 75 | ||||
500,000(a) | Caelus Re V, 4.843%, (3 Month U.S. Treasury Bill + 50 bps), 6/9/25 (144A) | 350,000 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2254
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Multiperil – U.S. — (continued) | ||||||
750,000(a) | Caelus Re VI, 9.723%, (3 Month U.S. Treasury Bill + 538 bps), 6/7/24 (144A) | $ 718,875 | ||||
4,500,000(a) | Easton Re Pte, 8.343%, (3 Month U.S. Treasury Bill + 400 bps), 1/8/24 (144A) | 4,206,600 | ||||
2,000,000(a) | Four Lakes Re, 9.093%, (3 Month U.S. Treasury Bill + 475 bps), 1/7/25 (144A) | 1,838,800 | ||||
1,750,000(a) | Four Lakes Re, 11.643%, (3 Month U.S. Treasury Bill + 730 bps), 1/5/24 (144A) | 1,606,850 | ||||
500,000(a) | Herbie Re, 11.073%, (3 Month U.S. Treasury Bill + 673 bps), 1/8/25 (144A) | 449,250 | ||||
5,000,000(a) | Matterhorn Re, 9.572%, (SOFR + 532 bps), 3/24/25 (144A) | 4,303,500 | ||||
2,000,000(a) | Matterhorn Re, 12.072%, (SOFR + 775 bps), 3/24/25 (144A) | 1,707,400 | ||||
5,000,000(a) | Residential Re, 9.523%, (3 Month U.S. Treasury Bill + 518 bps), 12/6/25 (144A) | 4,400,000 | ||||
1,500,000(a) | Residential Re, 10.523%, (3 Month U.S. Treasury Bill + 618 bps), 12/6/24 (144A) | 1,420,500 | ||||
2,750,000(a) | Sanders Re II, 7.433%, (3 Month U.S. Treasury Bill + 309 bps), 4/7/25 (144A) | 2,549,250 | ||||
3,000,000(a) | Sanders Re II, 7.593%, (3 Month U.S. Treasury Bill + 325 bps), 4/7/25 (144A) | 2,790,000 | ||||
3,000,000(a) | Sanders Re III, 7.843%, (3 Month U.S. Treasury Bill + 350 bps), 4/7/26 (144A) | 2,771,100 | ||||
1,000,000(a) | Sussex Re, 12.523%, (3 Month U.S. Treasury Bill + 818 bps), 1/8/25 (144A) | 868,500 | ||||
$31,355,700 | ||||||
Multiperil – U.S. & Canada — 0.2% | ||||||
2,500,000(a) | Hypatia, 11.668%, (3 Month U.S. Treasury Bill + 733 bps), 6/7/23 (144A) | $ 2,408,000 | ||||
1,000,000(a) | Hypatia, 14.618%, (3 Month U.S. Treasury Bill + 1,028 bps), 6/7/23 (144A) | 950,700 | ||||
250,000(a) | Matterhorn Re, 10.023%, (SOFR + 575 bps), 12/8/25 (144A) | 198,475 | ||||
1,000,000(a) | Mona Lisa Re, 11.343%, (3 Month U.S. Treasury Bill + 700 bps), 7/8/25 (144A) | 851,500 | ||||
4,000,000(a) | Mystic Re IV, 10.153%, (3 Month U.S. Treasury Bill + 581 bps), 1/8/25 (144A) | 3,573,200 | ||||
$7,981,875 | ||||||
Multiperil – U.S. Regional — 0.1% | ||||||
700,000(a) | First Coast Re II Pte, 10.003%, (3 Month U.S. Treasury Bill + 566 bps), 6/7/23 (144A) | $ 682,500 |
55Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
Multiperil – U.S. Regional — (continued) | ||||||
1,000,000(a) | Kilimanjaro III Re, 5.25%, (3 Month U.S. Treasury Bill + 525 bps), 6/25/25 (144A) | $ 897,400 | ||||
3,500,000(a) | Long Point Re IV, 8.593%, (3 Month USD LIBOR + 425 bps), 6/1/26 (144A) | 3,316,950 | ||||
400,000(a) | Matterhorn Re, 9.343%, (3 Month U.S. Treasury Bill + 500 bps), 1/8/24 (144A) | 336,000 | ||||
$5,232,850 | ||||||
Multiperil – Worldwide — 0.0%† | ||||||
1,500,000(a) | Northshore Re II, 10.093%, (3 Month U.S. Treasury Bill + 575 bps), 1/8/24 (144A) | $ 1,394,550 | ||||
Pandemic – U.S — 0.1% | ||||||
3,000,000(a) | Vitality Re XI, 5.843%, (3 Month U.S. Treasury Bill + 150 bps), 1/9/24 (144A) | $ 2,842,500 | ||||
1,250,000(a) | Vitality Re XI, 6.143%, (3 Month U.S. Treasury Bill + 180 bps), 1/9/24 (144A) | 1,184,375 | ||||
$4,026,875 | ||||||
Windstorm – Florida — 0.1% | ||||||
2,000,000(a) | Integrity Re, 11.343%, (3 Month U.S. Treasury Bill + 700 bps), 6/6/25 (144A) | $ 1,700,000 | ||||
2,200,000(a) | Merna Re II, 9.843%, (3 Month U.S. Treasury Bill + 550 bps), 7/8/24 (144A) | 1,540,000 | ||||
$3,240,000 | ||||||
Windstorm - Jamaica — 0.1% | ||||||
4,000,000(a) | International Bank for Reconstruction & Development, 8.708%, (SOFRINDX + 440 bps), 12/29/23 (144A) | $ 3,873,600 | ||||
Windstorm - Mexico — 0.0%† | ||||||
500,000(a) | International Bank for Reconstruction & Development, 11.153%, (3 Month USD LIBOR + 650 bps), 3/13/24 (144A) | $ 481,700 | ||||
Windstorm - North Carolina — 0.1% | ||||||
3,000,000(a) | Cape Lookout Re, 9.343%, (3 Month U.S. Treasury Bill + 500 bps), 3/28/25 (144A) | $ 2,804,400 | ||||
Windstorm - Texas — 0.1% | ||||||
2,500,000(a) | Alamo Re II, 9.863%, (1 Month U.S. Treasury Bill + 552 bps), 6/8/23 (144A) | $ 2,495,000 | ||||
Windstorm – U.S. — 0.0%† | ||||||
2,000,000(a) | Bonanza Re, 9.093%, (3 Month U.S. Treasury Bill + 475 bps), 12/23/24 (144A) | $ 1,700,000 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2256
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Windstorm – U.S. — (continued) | ||||||
250,000(a) | Bonanza Re, 10.093%, (3 Month U.S. Treasury Bill + 575 bps), 3/16/25 (144A) | $ 200,000 | ||||
250,000(a) | Bowline Re, 13.193%, (3 Month U.S. Treasury Bill + 885 bps), 3/20/23 (144A) | 242,650 | ||||
$2,142,650 | ||||||
Windstorm – U.S. Regional — 0.1% | ||||||
2,500,000(a) | Citrus Re, 9.443%, (3 Month U.S. Treasury Bill + 510 bps), 6/7/25 (144A) | $ 2,370,750 | ||||
1,000,000(a) | Commonwealth Re, 3.50%, (3 Month U.S. Treasury Bill + 350 bps), 7/8/25 (144A) | 942,500 | ||||
$3,313,250 | ||||||
Total Event Linked Bonds | $83,428,050 |
Face Amount USD ($) | ||||||
Collateralized Reinsurance — 0.6% | ||||||
Earthquakes – California — 0.1% | ||||||
3,018,000(e)(f)+ | Adare Re 2022, 12/31/27 | $ 3,164,457 | ||||
2,980,000(e)(f)+ | Adare Re 2022-2, 9/30/28 | 3,024,248 | ||||
$6,188,705 | ||||||
Multiperil – Massachusetts — 0.1% | ||||||
1,500,000(e)(f)+ | Ailsa Re 2022, 5/31/28 | $ 1,489,612 | ||||
3,000,000(e)(f)+ | Denning Re 2022, 6/30/28 | 2,971,818 | ||||
$4,461,430 | ||||||
Multiperil – U.S. — 0.2% | ||||||
2,088,182(e)(f)+ | Ballybunion Re 2022, 12/31/27 | $ 2,124,417 | ||||
1,053,082(e)(f)+ | Ballybunion Re 2022-2, 5/31/28 | 1,069,415 | ||||
3,250,000(e)(f)+ | Port Royal Re 2022, 4/30/28 | 3,233,750 | ||||
$6,427,582 | ||||||
Multiperil – Worldwide — 0.2% | ||||||
1,000,000(e)(f)+ | Aureolin Re 2022, 3/31/28 | $ 959,906 | ||||
1,750,000(e)(f)+ | Celadon Re 2022, 3/31/28 | 1,685,474 | ||||
1,000,000(e)(f)+ | Cypress Re 2017, 1/31/23 | 100 | ||||
4,500,000(e)(f)+ | Gamboge Re 2022, 3/31/28 | 4,388,705 | ||||
223,000(e)(f)+ | Limestone Re, 3/1/23 (144A) | — | ||||
2,500,000(e)(f)+ | Resilience Re, 5/1/23 | — | ||||
$7,034,185 |
57Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Face Amount USD ($) | Value | |||||
Windstorm – Florida — 0.0%† | ||||||
2,000,000(e)(f)+ | Formby Re 2018, 2/28/23 | $ 64,047 | ||||
800,000(e)(f)+ | Portrush Re 2017, 6/15/23 | 170,160 | ||||
$234,207 | ||||||
Windstorm - North Carolina — 0.0%† | ||||||
2,000,000(e)(f)+ | Isosceles Re 2022-A, 4/30/28 | $ 1,200 | ||||
2,000,000(e)(f)+ | Isosceles Re 2022-A, 4/30/28 | 5,200 | ||||
$6,400 | ||||||
Windstorm – U.S. Regional — 0.0%† | ||||||
1,500,000(e)(f)+ | Isosceles Insurance 2021, 7.593%, 7/10/23 | $ 1,455,000 | ||||
1,500,000(e)(f)+ | Oakmont Re 2022, 4/1/28 | 471,758 | ||||
$1,926,758 | ||||||
Total Collateralized Reinsurance | $26,279,267 | |||||
Reinsurance Sidecars — 1.0% | ||||||
Multiperil – U.S. — 0.0%† | ||||||
543,248(e)(f)+ | Carnoustie Re 2022, 12/31/27 | $ 575,592 | ||||
2,000,000(e)(g)+ | Harambee Re 2018, 12/31/24 | — | ||||
4,000,000(e)(g)+ | Harambee Re 2019, 12/31/24 | 4,800 | ||||
$580,392 | ||||||
Multiperil – Worldwide — 1.0% | ||||||
2,000(e)(f)+ | Alturas Re 2019-1, 3/10/23 (144A) | $ 9,146 | ||||
36,448(g)+ | Alturas Re 2019-2, 3/10/23 | 10,971 | ||||
4,000,000(e)(g)+ | Alturas Re 2021-3, 7/31/25 | 857,200 | ||||
421,041(e)(g)+ | Alturas Re 2022-2, 12/31/27 | 394,810 | ||||
4,000,000(e)(f)+ | Bantry Re 2019, 12/31/24 | 68,073 | ||||
3,000,000(e)(f)+ | Bantry Re 2022, 12/31/27 | 3,128,047 | ||||
5,120,164(e)(f)+ | Berwick Re 2018-1, 12/31/24 | 395,789 | ||||
3,658,035(e)(f)+ | Berwick Re 2019-1, 12/31/24 | 583,457 | ||||
4,500,000(e)(f)+ | Berwick Re 2022, 12/31/27 | 4,506,300 | ||||
35,797(e)(f)+ | Eden Re II, 3/22/23 (144A) | 30,198 | ||||
4,000(e)(f)+ | Eden Re II, 3/22/23 (144A) | 2,814 | ||||
3,000,000(e)(f)+ | Gleneagles Re 2022, 12/31/27 | 3,093,750 | ||||
2,118,314(e)(f)+ | Gullane Re 2018, 12/31/24 | 131,133 | ||||
4,000,000(e)(f)+ | Gullane Re 2022, 12/31/27 | 4,254,634 | ||||
500,000(e)(g)+ | Lion Rock Re 2019, 1/31/23 | — | ||||
2,744,544(e)(g)+ | Lorenz Re 2019, 6/30/23 | 4,940 | ||||
3,000,000(e)(f)+ | Merion Re 2018-2, 12/31/24 | 454,200 | ||||
4,000,000(e)(f)+ | Merion Re 2022-2, 12/31/27 | 3,792,446 | ||||
2,000,000(e)(f)+ | Pangaea Re 2018-1, 12/31/24 | 42,109 | ||||
2,800,000(e)(f)+ | Pangaea Re 2019-1, 2/1/23 | 58,345 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2258
Schedule of Investments | 12/31/22
(unaudited) (continued)
Face Amount USD ($) | Value | ||||||
Multiperil – Worldwide — (continued) | |||||||
2,941,254(e)(f)+ | Pangaea Re 2019-3, 7/1/23 | $ 105,800 | |||||
4,000,000(e)(f)+ | Pangaea Re 2021-3, 7/1/25 | 30,488 | |||||
2,500,000(e)(f)+ | Pangaea Re 2022-1, 12/31/27 | 2,671,825 | |||||
3,500,000(f)+ | Pangaea Re 2022-3, 5/31/28 | 3,592,036 | |||||
4,000,000(e)(f)+ | RosaPenna Re 2021, 7/31/25 | 52,374 | |||||
3,500,000(f)+ | RosaPenna Re 2022, 6/30/28 | 3,540,685 | |||||
800,000(f)+ | Sector Re V, 3/1/24 (144A) | 386,187 | |||||
1,861(f)+ | Sector Re V, 3/1/24 (144A) | 47,442 | |||||
160,000(f)+ | Sector Re V, 12/1/24 (144A) | 266,993 | |||||
50,000(e)(f)+ | Sector Re V, 12/1/26 (144A) | 53,472 | |||||
3,000,000(e)(g)+ | Thopas Re 2019, 12/31/24 | 5,100 | |||||
3,500,000(e)(g)+ | Thopas Re 2022, 12/31/27 | 3,782,450 | |||||
4,000,000(g)+ | Torricelli Re 2021, 7/31/25 | 224,800 | |||||
4,000,000(e)(g)+ | Torricelli Re 2022, 6/30/28 | 3,966,400 | |||||
2,000,000(f)+ | Versutus Re 2018, 12/31/24 | 3,200 | |||||
1,765,095(f)+ | Versutus Re 2019-A, 12/31/24 | — | |||||
1,434,906(f)+ | Versutus Re 2019-B, 12/31/24 | — | |||||
750,000(e)(g)+ | Viribus Re 2018, 12/31/24 | �� — | |||||
2,500,000(g)+ | Viribus Re 2019, 12/31/24 | 17,750 | |||||
1,724,784(e)(f)+ | Woburn Re 2018, 12/31/24 | 54,933 | |||||
809,418(e)(f)+ | Woburn Re 2019, 12/31/24 | 153,888 | |||||
$40,774,185 | |||||||
Total Reinsurance Sidecars | $41,354,577 | ||||||
Industry Loss Warranties — 0.1% | |||||||
Earthquakes - U.S. — 0.1% | |||||||
5,000,000(e)(f)+ | Vermillion Re 2022, 12/31/27 | $ 5,071,000 | |||||
Windstorm – U.S. — 0.0%† | |||||||
1,000,000(e)(f)+ | Ballylifin Re 2021, 9/15/25 | $ 123,300 | |||||
750,000(e)(f)+ | Ballylifin Re 2022, 5/31/28 | 3,450 | |||||
$126,750 | |||||||
Total Industry Loss Warranties | $5,197,750 | ||||||
Total Insurance-Linked Securities (Cost $164,568,523) | $156,259,644 | ||||||
59Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Principal Amount USD ($) | Value | |||||
U.S. Government and Agency Obligations — 1.5% of Net Assets | ||||||
53(a) | Federal Home Loan Mortgage Corp., 4.195%, (1 Year CMT Index + 227 bps), 10/1/23 | $ 52 | ||||
1,316(a) | Federal Home Loan Mortgage Corp., 4.250%, (12 Month USD LIBOR + 200 bps), 11/1/33 | 1,293 | ||||
5,265(a) | Federal National Mortgage Association, 2.295%, (1 Year CMT Index + 217 bps), 2/1/34 | 5,133 | ||||
3,372(a) | Federal National Mortgage Association, 2.916%, (12 Month USD LIBOR + 167 bps), 1/1/48 | 3,303 | ||||
2,351,059 | Federal National Mortgage Association, 3.000%, 3/1/47 | 2,111,656 | ||||
16,000,000 | Federal National Mortgage Association, 3.000%, 1/1/53 (TBA) | 14,037,908 | ||||
4,780(a) | Federal National Mortgage Association, 3.114%, (1 Year CMT Index + 219 bps), 10/1/32 | 4,654 | ||||
3,974(a) | Federal National Mortgage Association, 4.184%, (1 Year CMT Index + 209 bps), 9/1/32 | 3,947 | ||||
8,000,000 | Federal National Mortgage Association, 4.500%, 1/1/53 (TBA) | 7,698,050 | ||||
8,000,000 | Federal National Mortgage Association, 5.500%, 1/1/53 (TBA) | 8,019,733 | ||||
31,000,000 | Federal National Mortgage Association, 6.000%, 1/15/53 (TBA) | 31,457,438 | ||||
Total U.S. Government and Agency Obligations (Cost $64,362,892) | $63,343,167 | |||||
SHORT TERM INVESTMENTS — 14.0% of Net Assets | ||||||
Repurchase Agreements — 4.3% | ||||||
18,590,000 | Bank of America, 4.3%, dated 12/30/22, to be repurchased on 1/3/23 for $18,598,882, collateralized by $18,961,800 Government National Mortgage Association, 3.5%-4.0%, 7/15/43-1/15/48 | $ 18,590,000 | ||||
48,590,000 | Scotia Capital Inc., 4.28%, dated 12/30/22, to be repurchased on 1/3/23 for $48,613,107, collateralized by the following: $954,549 Federal Home Loan Mortgage Corporation, 4.0%, 4/1/34, $48,630,903 U.S. Treasury Note, 1.75%, 7/31/24 | 48,590,000 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2260
Schedule of Investments | 12/31/22
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Repurchase Agreements — (continued) | ||||||
48,590,000 | RBC Dominion Securities Inc., 4.29%, dated 12/30/22, to be repurchased on 1/3/23 for $48,613,161, collateralized by the following: $19,499,399 U.S. Treasury Bills, 2/14/23-11/2/23, $9,267,451 U.S. Treasury Note, 1.5%-2.875%, 5/15/28-11/30/28, $20,818,637 U.S. Treasury Floating Rate Note, 4.435%-4.447%, 1/31/23-7/31/24 | $ 48,590,000 | ||||
34,290,000 | Toronto-Dominion Bank, 4.28%, dated 12/30/22, to be repurchased on 1/3/23 for $34,306,307, collateralized by $34,975,861 U.S. Treasury Note, 0.125%-2.625%, 9/15/23-2/15/29 | 34,290,000 | ||||
34,290,000 | Toronto-Dominion Bank, 4.3%, dated 12/30/22, to be repurchased on 1/3/23 for $34,306,383, collateralized by $34,975,801 Government National Mortgage Association, 3.0%-4.5%, 8/20/51-9/20/52 | 34,290,000 | ||||
$184,350,000 | ||||||
Commercial Paper — 5.7% of Net Assets | ||||||
4,425,000 | Centerpoint Energy, Inc., 1/3/23 | $ 4,422,765 | ||||
17,500,000 | Commonwealth Edison Co., 1/4/23 | 17,488,836 | ||||
22,000,000 | Consolidated Edison, Inc., 1/3/23 | 21,988,893 | ||||
22,000,000 | Dollar General Corp., 1/3/23 | 21,988,892 | ||||
17,500,000 | Duke Energy Corp., 1/3/23 | 17,491,203 | ||||
7,050,000 | Energy Transfer LP, 1/3/23 | 7,046,206 | ||||
22,000,000 | Enterprise Products Operating LLC, 1/3/23 | 21,988,892 | ||||
18,000,000 | ERP Operating LP, 1/5/23 | 17,986,317 | ||||
8,000,000 | Eversource Energy, 1/5/23 | 7,994,097 | ||||
14,470,000 | Eversource Energy, 1/10/23 | 14,450,405 | ||||
16,650,000 | FMC Corp., 1/3/23 | 16,641,039 | ||||
11,925,000 | Healthpeak Properties, Inc., 1/4/23 | 11,917,414 | ||||
18,000,000 | Jabil, Inc., 1/4/23 | 17,987,367 | ||||
22,000,000 | Mondelez International, Inc., 1/4/23 | 21,986,088 | ||||
23,500,000 | Prudential PLC, 1/4/23 | 23,485,920 | ||||
Total Commercial Paper (Cost $244,926,324) | $244,864,334 | |||||
61Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Shares | Value | |||||
Open-End Fund — 4.0% | ||||||
172,491,774(h) | Dreyfus Government Cash Management, Institutional Shares, 4.19% | $ 172,491,774 | ||||
$172,491,774 | ||||||
TOTAL SHORT TERM INVESTMENTS (Cost $601,768,098) | $601,706,108 | |||||
TOTAL INVESTMENTS IN UNAFFILIATED ISSUERS — 97.4% (Cost $4,294,501,707) | $4,177,442,838 | |||||
OTHER ASSETS AND LIABILITIES — 2.6% | $112,684,965 | |||||
net assets — 100.0% | $4,290,127,803 | |||||
(TBA) | “To Be Announced” Securities. |
bps | Basis Points. |
CMT | Constant Maturity Treasury Index. |
LIBOR | London Interbank Offered Rate. |
PRIME | U.S. Federal Funds Rate. |
REMICs | Real Estate Mortgage Investment Conduits. |
SOFR | Secured Overnight Financing Rate. |
SOFR30A | Secured Overnight Financing Rate 30 Day Average. |
Strips | Separate trading of Registered interest and principal of securities. |
(144A) | Security is exempt from registration under Rule 144A of the Securities Act of 1933. Such securities may be resold normally to qualified institutional buyers in a transaction exempt from registration. At December 31, 2022, the value of these securities amounted to $2,406,196,070, or 56.1% of net assets. |
(a) | Floating rate note. Coupon rate, reference index and spread shown at December 31, 2022. |
(b) | All or a portion of this position has not settled. Full contract rates do not take effect until settlement date. |
(c) | The interest rate is subject to change periodically. The interest rate and/or reference index and spread shown at December 31, 2022. |
(d) | Security is perpetual in nature and has no stated maturity date. |
(e) | Non-income producing security. |
(f) | Issued as participation notes. |
(g) | Issued as preference shares. |
(h) | Rate periodically changes. Rate disclosed is the 7-day yield at December 31, 2022. |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2262
Schedule of Investments | 12/31/22
(unaudited) (continued)
* | Senior secured floating rate loan interests in which the Fund invests generally pay interest at rates that are periodically re-determined by reference to a base lending rate plus a premium. These base lending rates are generally (i) the lending rate offered by one or more major European banks, such as LIBOR or SOFR, (ii) the prime rate offered by one or more major United States banks, (iii) the rate of a certificate of deposit or (iv) other base lending rates used by commercial lenders. The interest rate shown is the rate accruing at December 31, 2022. |
† | Amount rounds to less than 0.1%. |
+ | Security is valued using significant unobservable inputs (Level 3). |
# | Securities are restricted as to resale. |
Restricted Securities | Acquisition date | Cost | Value |
Acorn Re | 10/25/2021 | $2,500,000 | $2,300,000 |
Adare Re 2022 | 12/30/2021 | 3,018,000 | 3,164,457 |
Adare Re 2022-2 | 10/20/2022 | 2,980,000 | 3,024,248 |
Ailsa Re 2022 | 6/30/2022 | 1,450,260 | 1,489,612 |
Alamo Re II | 5/29/2020 | 2,500,000 | 2,495,000 |
Alturas Re 2019-1 | 12/20/2018 | 2,000 | 9,146 |
Alturas Re 2019-2 | 12/19/2018 | 36,448 | 10,971 |
Alturas Re 2021-3 | 7/1/2021 | 1,362,715 | 857,200 |
Alturas Re 2022-2 | 1/6/2022 | 421,041 | 394,810 |
Aureolin Re 2022 | 5/5/2022 | 898,000 | 959,906 |
Ballybunion Re 2022 | 3/9/2022 | 2,088,182 | 2,124,417 |
Ballybunion Re 2022-2 | 8/9/2022 | 1,053,082 | 1,069,415 |
Ballylifin Re 2021 | 9/15/2021 | 297,618 | 123,300 |
Ballylifin Re 2022 | 7/15/2022 | 610,875 | 3,450 |
Bantry Re 2019 | 2/1/2019 | — | 68,073 |
Bantry Re 2022 | 1/28/2022 | 3,000,000 | 3,128,047 |
Berwick Re 2018-1 | 1/10/2018 | 747,887 | 395,789 |
Berwick Re 2019-1 | 12/31/2018 | 437,104 | 583,457 |
Berwick Re 2022 | 12/28/2021 | 4,500,000 | 4,506,300 |
Bonanza Re | 2/13/2020 | 1,500,000 | 1,275,000 |
Bonanza Re | 12/15/2020 | 2,000,000 | 1,700,000 |
Bonanza Re | 3/11/2022 | 250,000 | 200,000 |
Bowline Re | 3/12/2019 | 250,000 | 242,650 |
Caelus Re V | 4/27/2017 | 125,000 | 100,000 |
Caelus Re V | 5/4/2018 | 500,000 | 350,000 |
Caelus Re V | 5/4/2018 | 750,000 | 75 |
Caelus Re VI | 2/20/2020 | 750,000 | 718,875 |
Cape Lookout Re | 3/16/2022 | 3,000,000 | 2,804,400 |
Carnoustie Re 2022 | 1/18/2022 | 543,248 | 575,592 |
Celadon Re 2022 | 9/13/2022 | 1,488,553 | 1,685,474 |
Citrus Re | 4/11/2022 | 2,500,000 | 2,370,750 |
Commonwealth Re | 6/15/2022 | 1,000,000 | 942,500 |
Cypress Re 2017 | 1/24/2017 | 3,361 | 100 |
63Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
Restricted Securities | Acquisition date | Cost | Value |
Denning Re 2022 | 7/11/2022 | $2,930,481 | $2,971,818 |
Easton Re Pte | 12/15/2020 | 4,500,000 | 4,206,600 |
Eden Re II | 12/14/2018 | 1,152 | 2,814 |
Eden Re II | 1/22/2019 | 4,198 | 30,198 |
First Coast Re II Pte | 6/15/2020 | 696,684 | 682,500 |
FloodSmart Re | 2/14/2022 | 1,500,000 | 1,395,000 |
Formby Re 2018 | 7/9/2018 | 6,214 | 64,047 |
Four Lakes Re | 11/5/2020 | 1,750,000 | 1,606,850 |
Four Lakes Re | 12/15/2021 | 2,000,000 | 1,838,800 |
Gamboge Re 2022 | 4/11/2022 | 4,046,823 | 4,388,705 |
Gleneagles Re 2022 | 1/18/2022 | 3,000,000 | 3,093,750 |
Gullane Re 2018 | 3/26/2018 | — | 131,133 |
Gullane Re 2022 | 2/14/2022 | 4,000,000 | 4,254,634 |
Harambee Re 2018 | 12/19/2017 | 42,461 | — |
Harambee Re 2019 | 12/20/2018 | — | 4,800 |
Herbie Re | 10/19/2020 | 500,000 | 449,250 |
Hypatia | 7/10/2020 | 2,500,000 | 2,408,000 |
Hypatia | 7/10/2020 | 1,000,000 | 950,700 |
Integrity Re | 5/9/2022 | 2,000,000 | 1,700,000 |
International Bank for Reconstruction & Development | 2/28/2020 | 500,000 | 480,800 |
International Bank for Reconstruction & Development | 2/28/2020 | 500,000 | 481,700 |
International Bank for Reconstruction & Development | 7/19/2021 | 4,000,000 | 3,873,600 |
Isosceles Insurance 2021 | 6/25/2021 | 1,500,000 | 1,455,000 |
Isosceles Re 2022-A | 7/6/2022 | — | 1,200 |
Isosceles Re 2022-A | 7/6/2022 | — | 5,200 |
Kilimanjaro III Re | 6/15/2022 | 1,000,000 | 897,400 |
Limestone Re | 6/20/2018 | 1,771 | — |
Lion Rock Re 2019 | 12/17/2018 | — | — |
Long Point Re IV | 5/13/2022 | 3,500,000 | 3,316,950 |
Lorenz Re 2019 | 6/26/2019 | 601,894 | 4,940 |
Matterhorn Re | 6/5/2020 | 398,220 | 336,000 |
Matterhorn Re | 12/15/2021 | 250,000 | 198,475 |
Matterhorn Re | 3/10/2022 | 5,000,000 | 4,303,500 |
Matterhorn Re | 3/10/2022 | 2,000,000 | 1,707,400 |
Merion Re 2018-2 | 12/28/2017 | 123,456 | 454,200 |
Merion Re 2022-2 | 2/22/2022 | 4,000,000 | 3,792,446 |
Merna Re II | 6/8/2021 | 2,200,000 | 1,540,000 |
Mona Lisa Re | 6/22/2021 | 1,000,000 | 851,500 |
Mystic Re IV | 6/9/2021 | 4,000,000 | 3,573,200 |
Northshore Re II | 12/2/2020 | 1,500,000 | 1,394,550 |
Oakmont Re 2022 | 5/4/2022 | 345,065 | 471,758 |
Pangaea Re 2018-1 | 12/26/2017 | 285,564 | 42,109 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2264
Schedule of Investments | 12/31/22
(unaudited) (continued)
Restricted Securities | Acquisition date | Cost | Value |
Pangaea Re 2019-1 | 1/9/2019 | $29,396 | $58,345 |
Pangaea Re 2019-3 | 7/25/2019 | 88,238 | 105,800 |
Pangaea Re 2021-3 | 6/17/2021 | 138,303 | 30,488 |
Pangaea Re 2022-1 | 1/7/2022 | 2,500,000 | 2,671,825 |
Pangaea Re 2022-3 | 6/27/2022 | 3,500,000 | 3,592,036 |
Phoenician Re | 12/1/2021 | 2,000,000 | 1,829,600 |
Port Royal Re 2022 | 6/3/2022 | 3,142,230 | 3,233,750 |
Portrush Re 2017 | 6/12/2017 | 613,588 | 170,160 |
Residential Re | 10/30/2020 | 1,500,000 | 1,420,500 |
Residential Re | 10/28/2021 | 5,000,000 | 4,400,000 |
Resilience Re | 2/8/2017 | 1,209 | — |
RosaPenna Re 2021 | 7/16/2021 | — | 52,374 |
RosaPenna Re 2022 | 9/6/2022 | 3,500,000 | 3,540,685 |
Sanders Re II | 5/20/2020 | 250,000 | 245,000 |
Sanders Re II | 5/24/2021 | 3,000,000 | 2,790,000 |
Sanders Re II | 11/23/2021 | 2,752,500 | 2,549,250 |
Sanders Re III | 3/22/2022 | 3,000,000 | 2,771,100 |
Sector Re V | 4/23/2019 | 546,018 | 386,187 |
Sector Re V | 5/1/2019 | 1,861 | 47,442 |
Sector Re V | 1/1/2020 | 4,628 | 266,993 |
Sector Re V | 12/6/2021 | 50,000 | 53,472 |
Sussex Re | 12/7/2020 | 1,000,000 | 868,500 |
Thopas Re 2019 | 12/21/2018 | — | 5,100 |
Thopas Re 2022 | 2/7/2022 | 3,500,000 | 3,782,450 |
Torrey Pines Re Pte | 3/12/2021 | 1,000,000 | 937,600 |
Torricelli Re 2021 | 7/1/2021 | — | 224,800 |
Torricelli Re 2022 | 7/26/2022 | 4,000,000 | 3,966,400 |
Ursa Re II | 10/8/2020 | 4,000,000 | 3,898,000 |
Vermillion Re 2022 | 2/22/2022 | 4,777,500 | 5,071,000 |
Versutus Re 2018 | 1/31/2018 | — | 3,200 |
Versutus Re 2019-A | 1/28/2019 | — | — |
Versutus Re 2019-B | 12/24/2018 | — | — |
Viribus Re 2018 | 12/22/2017 | 15,839 | — |
Viribus Re 2019 | 12/27/2018 | — | 17,750 |
Vitality Re X | 2/3/2020 | 3,748,627 | 3,749,625 |
Vitality Re X | 10/18/2022 | 248,883 | 249,975 |
Vitality Re XI | 1/23/2020 | 3,000,000 | 2,842,500 |
Vitality Re XI | 1/23/2020 | 1,247,717 | 1,184,375 |
Woburn Re 2018 | 3/20/2018 | 538,697 | 54,933 |
Woburn Re 2019 | 1/30/2019 | 125,932 | 153,888 |
Total Restricted Securities | $156,259,644 | ||
% of Net assets | 3.6% |
65Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22
FUTURES CONTRACTS
FIXED INCOME INDEX FUTURES CONTRACTS
FIXED INCOME INDEX FUTURES CONTRACTS
Number of Contracts Short | Description | Expiration Date | Notional Amount | Market Value | Unrealized Appreciation (Depreciation) |
1,031 | U.S. 2 Year Note (CBT) | 3/31/23 | $(211,197,572) | $(211,435,548) | $(237,976) |
191 | U.S. 10 Year Note (CBT) | 3/22/23 | (21,530,998) | (21,448,704) | 82,294 |
$(232,728,570) | $(232,884,252) | $(155,682) | |||
TOTAL FUTURES CONTRACTS | $(232,728,570) | $(232,884,252) | $(155,682) |
Principal amounts are denominated in U.S. dollars (“USD”) unless otherwise noted.
Various inputs are used in determining the value of the Fund's investments. These inputs are summarized in the three broad levels below.
Level 1 | – | unadjusted quoted prices in active markets for identical securities. |
Level 2 | – | other significant observable inputs (including quoted prices for similar securities, interest rates, prepayment speeds, credit risks, etc.). |
Level 3 | – | significant unobservable inputs (including the Adviser's own assumptions in determining fair value of investments). |
The following is a summary of the inputs used as of December 31, 2022, in valuing the Fund's investments:
Level 1 | Level 2 | Level 3 | Total | |
Senior Secured Floating Rate Loan Interests | $— | $104,268,893 | $— | $104,268,893 |
Asset Backed Securities | — | 1,076,179,434 | — | 1,076,179,434 |
Collateralized Mortgage Obligations | — | 628,660,001 | — | 628,660,001 |
Commercial Mortgage-Backed Securities | — | 293,995,792 | — | 293,995,792 |
Corporate Bonds | — | 1,253,029,799 | — | 1,253,029,799 |
Insurance-Linked Securities | ||||
Collateralized Reinsurance | ||||
Earthquakes – California | — | — | 6,188,705 | 6,188,705 |
Multiperil – Massachusetts | — | — | 4,461,430 | 4,461,430 |
Multiperil – U.S. | — | — | 6,427,582 | 6,427,582 |
Multiperil – Worldwide | — | — | 7,034,185 | 7,034,185 |
Windstorm – Florida | — | — | 234,207 | 234,207 |
Windstorm - North Carolina | — | — | 6,400 | 6,400 |
Windstorm – U.S. Regional | — | — | 1,926,758 | 1,926,758 |
Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/2266
Schedule of Investments | 12/31/22
(unaudited) (continued)
Level 1 | Level 2 | Level 3 | Total | |
Reinsurance Sidecars | ||||
Multiperil – U.S. | $— | $— | $580,392 | $580,392 |
Multiperil – Worldwide | — | — | 40,774,185 | 40,774,185 |
Industry Loss Warranties | ||||
Earthquakes - U.S. | — | — | 5,071,000 | 5,071,000 |
Windstorm – U.S. | — | — | 126,750 | 126,750 |
All Other Insurance-Linked Securities | — | 83,428,050 | — | 83,428,050 |
U.S. Government and Agency Obligations | — | 63,343,167 | — | 63,343,167 |
Repurchase Agreements | — | 184,350,000 | — | 184,350,000 |
Commercial Paper | — | 244,864,334 | — | 244,864,334 |
Open-End Fund | 172,491,774 | — | — | 172,491,774 |
Total Investments in Securities | $172,491,774 | $3,932,119,470 | $72,831,594 | $4,177,442,838 |
Other Financial Instruments | ||||
Net unrealized depreciation on futures contracts | $(155,682) | $— | $— | $(155,682) |
Total Other Financial Instruments | $(155,682) | $— | $— | $(155,682) |
During the period ended December 31, 2022, there were no significant transfers in or out of Level 3.
67Pioneer Multi-Asset Ultrashort Income Fund | | 12/31/22