Columbia Funds Series Trust NPORT-P Columbia Small Cap Index Fund (Nov 2023 report)

COLUMBIA SMALL CAP INDEX FUND

Not FDIC or NCUA Insured • No Financial Institution Guarantee • May Lose Value

PORTFOLIO OF INVESTMENTS

Columbia Small Cap Index Fund, November 30, 2023 (Unaudited)

(Percentages represent value of investments compared to net assets)

Investments in securities

Common Stocks 98.1%
Issuer	Shares		Value ($)
Communication Services 2.7%
Diversified Telecommunication Services 0.6%
ATN International, Inc.		31,194		949,546
Cogent Communications Holdings, Inc.		127,919		8,168,907
Consolidated Communications Holdings, Inc.(a)		219,430		943,549
Lumen Technologies, Inc.(a)		2,963,683		3,882,425
Shenandoah Telecommunications Co.		147,786		3,291,194
Total				17,235,621
Entertainment 0.5%
Cinemark Holdings, Inc.(a)		318,289		4,535,618
Madison Square Garden Sports Corp., Class A(a)		48,963		8,284,050
Marcus Corp. (The)		72,364		1,006,583
Total				13,826,251
Interactive Media & Services 0.9%
Cargurus, Inc.(a)		255,133		5,515,976
Cars.com, Inc.(a)		181,749		3,384,166
QuinStreet, Inc.(a)		151,162		1,888,013
Shutterstock, Inc.		71,073		3,120,815
TripAdvisor, Inc.(a)		316,547		5,644,033
Yelp, Inc.(a)		202,033		8,830,863
Total				28,383,866
Media 0.5%
AMC Networks, Inc., Class A(a)		89,438		1,363,035
DISH Network Corp., Class A(a)		729,630		2,670,446
EW Scripps Co. (The), Class A(a)		172,773		1,193,862
John Wiley & Sons, Inc., Class A		125,119		3,779,845
Scholastic Corp.		81,969		3,114,002
TechTarget, Inc.(a)		74,437		2,203,335
Thryv Holdings, Inc.(a)		89,534		1,592,810
Total				15,917,335
Wireless Telecommunication Services 0.2%
Gogo(a)		181,630		1,821,749
Telephone and Data Systems, Inc.		287,863		5,670,901
Total				7,492,650
Total Communication Services				82,855,723

Common Stocks (continued)
Issuer	Shares		Value ($)
Consumer Discretionary 14.2%
Automobile Components 1.3%
American Axle & Manufacturing Holdings, Inc.(a)		344,174		2,395,451
Dana, Inc.		377,698		4,989,391
Dorman Products, Inc.(a)		83,323		6,002,589
Gentherm, Inc.(a)		97,000		4,454,240
LCI Industries		74,458		8,079,438
Patrick Industries, Inc.		61,389		5,036,353
Phinia, Inc.		138,231		3,524,890
Standard Motor Products, Inc.		54,936		1,976,048
XPEL, Inc.(a)		62,537		2,857,941
Total				39,316,341
Automobiles 0.2%
Winnebago Industries, Inc.		88,826		5,740,825
Broadline Retail 0.3%
Kohl’s Corp.		325,160		7,625,002
Diversified Consumer Services 1.1%
Adtalem Global Education, Inc.(a)		122,148		6,958,772
frontdoor, Inc.(a)		236,210		8,109,089
Mister Car Wash, Inc.(a)		266,458		1,939,814
Perdoceo Education Corp.		192,907		3,360,440
Strategic Education, Inc.		64,718		5,757,960
Stride, Inc.(a)		118,948		7,205,870
Total				33,331,945
Hotels, Restaurants & Leisure 2.0%
BJ’s Restaurants, Inc.(a)		69,309		2,074,418
Bloomin’ Brands, Inc.		256,083		5,976,977
Brinker International, Inc.(a)		130,242		4,690,014
Cheesecake Factory, Inc. (The)		138,701		4,348,276
Chuy’s Holdings, Inc.(a)		53,038		1,866,938
Cracker Barrel Old Country Store, Inc.		65,131		4,372,244
Dave & Buster’s Entertainment, Inc.(a)		100,957		4,143,275
Dine Brands Global, Inc.		45,723		1,987,579
Golden Entertainment, Inc.		63,650		2,268,486
Jack in the Box, Inc.		59,122		4,274,521
Monarch Casino & Resort, Inc.		39,401		2,477,535

2 Columbia Small Cap Index Fund | Third Quarter Report 2023

PORTFOLIO OF INVESTMENTS (continued)

Columbia Small Cap Index Fund, November 30, 2023 (Unaudited)

Common Stocks (continued)
Issuer	Shares		Value ($)
Papa John’s International, Inc.		96,253		6,279,546
Sabre Corp.(a)		977,124		3,449,248
Shake Shack, Inc., Class A(a)		110,225		6,675,226
Six Flags Entertainment Corp.(a)		210,590		5,243,691
Total				60,127,974
Household Durables 3.2%
Cavco Industries, Inc.(a)		23,726		6,709,238
Century Communities, Inc.		83,789		6,044,538
Ethan Allen Interiors, Inc.		67,097		1,800,883
Green Brick Partners, Inc.(a)		74,717		3,545,322
Installed Building Products, Inc.		69,333		10,435,310
iRobot Corp.(a)		81,132		2,929,677
La-Z-Boy, Inc.		127,261		4,478,315
LGI Homes, Inc.(a)		60,230		7,111,356
M/I Homes, Inc.(a)		81,735		8,623,860
MDC Holdings, Inc.		175,344		7,760,725
Meritage Homes Corp.		108,097		15,274,106
Newell Brands, Inc.		1,120,405		8,548,690
Sonos, Inc.(a)		377,105		5,694,286
Tri Pointe Homes, Inc.(a)		291,062		8,493,189
Total				97,449,495
Leisure Products 0.2%
Sturm Ruger & Co., Inc.		52,109		2,290,711
Vista Outdoor, Inc.(a)		170,546		4,811,103
Total				7,101,814
Specialty Retail 4.9%
Abercrombie & Fitch Co., Class A(a)		147,201		11,171,084
Academy Sports & Outdoors, Inc.		224,793		11,435,220
Advance Auto Parts, Inc.		174,777		8,876,924
American Eagle Outfitters, Inc.		545,713		10,384,918
America’s Car-Mart, Inc.(a)		17,557		1,402,278
Asbury Automotive Group, Inc.(a)		60,495		12,693,061
Boot Barn Holdings, Inc.(a)		88,183		6,462,050
Buckle, Inc. (The)		87,527		3,375,041
Caleres, Inc.		100,248		3,043,529
Chico’s FAS, Inc.(a)		362,986		2,736,915
Designer Brands, Inc.		144,787		1,685,321
Foot Locker, Inc.		240,255		6,470,067

Common Stocks (continued)
Issuer	Shares		Value ($)
Group 1 Automotive, Inc.		41,313		11,654,397
Guess?, Inc.		80,273		1,767,612
Haverty Furniture Companies, Inc.		39,490		1,237,617
Hibbett, Inc.		37,479		2,344,312
Leslie’s, Inc.(a)		541,012		2,667,189
MarineMax, Inc.(a)		58,622		1,748,694
Monro, Inc.		92,375		2,671,485
National Vision Holdings, Inc.(a)		229,800		4,239,810
ODP Corp. (The)(a)		99,566		4,535,231
Sally Beauty Holdings, Inc.(a)		316,866		3,064,094
Shoe Carnival, Inc.		53,046		1,288,487
Signet Jewelers Ltd.		133,512		10,972,016
Sleep Number Corp.(a)		62,048		629,167
Sonic Automotive, Inc., Class A		46,811		2,400,000
Upbound Group, Inc.		134,963		3,927,423
Urban Outfitters, Inc.(a)		166,256		5,935,339
Victoria’s Secret & Co.(a)		226,834		6,113,176
Total				146,932,457
Textiles, Apparel & Luxury Goods 1.0%
G-III Apparel Group Ltd.(a)		119,309		3,432,520
Hanesbrands, Inc.(a)		1,028,739		3,744,610
Kontoor Brands, Inc.		146,864		8,073,114
Movado Group, Inc.		45,920		1,200,808
Oxford Industries, Inc.		43,450		3,929,184
Steven Madden Ltd.		208,155		7,893,238
Wolverine World Wide, Inc.		233,790		2,003,580
Total				30,277,054
Total Consumer Discretionary				427,902,907
Consumer Staples 4.5%
Beverages 0.2%
MGP Ingredients, Inc.		45,957		3,927,025
National Beverage Corp.(a)		68,620		3,262,195
Total				7,189,220

Columbia Small Cap Index Fund | Third Quarter Report 2023 3

PORTFOLIO OF INVESTMENTS (continued)

Columbia Small Cap Index Fund, November 30, 2023 (Unaudited)

Common Stocks (continued)
Issuer	Shares		Value ($)
Consumer Staples Distribution & Retail 0.6%
Andersons, Inc. (The)		92,587		4,616,388
PriceSmart, Inc.		75,771		5,106,208
SpartanNash Co.		102,149		2,264,643
The Chefs’ Warehouse(a)		103,797		2,792,139
United Natural Foods, Inc.(a)		172,299		2,506,951
Total				17,286,329
Food Products 1.5%
B&G Foods, Inc.		212,553		1,963,990
Calavo Growers, Inc.		52,289		1,134,148
Cal-Maine Foods, Inc.		119,517		5,727,255
Fresh Del Monte Produce, Inc.		99,038		2,258,066
Hain Celestial Group, Inc. (The)(a)		262,984		2,779,741
J&J Snack Foods Corp.		45,373		7,466,127
John B. Sanfilippo & Son, Inc.		26,338		2,424,150
Simply Good Foods Co. (The)(a)		266,352		10,318,477
Tootsie Roll Industries, Inc.		51,191		1,693,910
TreeHouse Foods, Inc.(a)		150,847		6,140,981
WK Kellogg Co.		193,765		2,170,168
Total				44,077,013
Household Products 0.7%
Central Garden & Pet Co.(a)		28,012		1,136,727
Central Garden & Pet Co., Class A(a)		120,537		4,373,082
Energizer Holdings, Inc.		195,468		6,028,233
WD-40 Co.		39,878		9,645,691
Total				21,183,733
Personal Care Products 1.2%
Edgewell Personal Care Co.		149,398		5,200,545
elf Beauty, Inc.(a)		160,115		18,907,980
Inter Parfums, Inc.		52,595		6,582,790
Medifast, Inc.		32,016		2,125,222
Nu Skin Enterprises, Inc., Class A		146,890		2,500,068
Usana Health Sciences, Inc.(a)		32,916		1,555,610
Total				36,872,215

Common Stocks (continued)
Issuer	Shares		Value ($)
Tobacco 0.3%
Universal Corp.		72,438		4,075,362
Vector Group Ltd.		389,703		4,173,719
Total				8,249,081
Total Consumer Staples				134,857,591
Energy 4.7%
Energy Equipment & Services 2.1%
Archrock, Inc.		404,925		5,867,363
Bristow Group, Inc.(a)		70,417		1,813,238
Core Laboratories, Inc.		137,249		2,430,680
Dril-Quip, Inc.(a)		100,481		2,232,688
Helix Energy Solutions Group, Inc.(a)		416,829		3,884,846
Helmerich & Payne, Inc.		292,336		10,591,333
Liberty Energy, Inc., Class A		455,901		9,049,635
Nabors Industries Ltd.(a)		26,380		2,290,312
Oceaneering International, Inc.(a)		296,314		6,121,847
Oil States International, Inc.(a)		187,888		1,294,549
Patterson-UTI Energy, Inc.		942,413		11,035,656
ProPetro Holding Corp.(a)		255,311		2,325,883
RPC, Inc.		250,305		1,814,711
US Silica Holdings, Inc.(a)		226,740		2,557,627
Total				63,310,368
Oil, Gas & Consumable Fuels 2.6%
California Resources Corp.		190,597		9,760,472
Callon Petroleum Co.(a)		164,324		5,138,412
Comstock Resources, Inc.		270,201		2,666,884
CONSOL Energy, Inc.		84,638		9,028,335
CVR Energy, Inc.		85,719		2,723,293
Dorian LPG Ltd.		99,759		4,225,791
Green Plains, Inc.(a)		175,024		4,354,597
Northern Oil and Gas, Inc.		266,282		9,964,272
Par Pacific Holdings, Inc.(a)		165,185		5,660,890
REX American Resources Corp.(a)		44,483		2,180,557
SM Energy Co.		348,902		13,066,380
Talos Energy, Inc.(a)		295,447		4,112,622

4 Columbia Small Cap Index Fund | Third Quarter Report 2023

PORTFOLIO OF INVESTMENTS (continued)

Columbia Small Cap Index Fund, November 30, 2023 (Unaudited)

Common Stocks (continued)
Issuer	Shares		Value ($)
Vital Energy, Inc.(a)		49,211		2,206,621
World Kinect Corp.		176,991		3,723,891
Total				78,813,017
Total Energy				142,123,385
Financials 18.0%
Banks 9.0%
Ameris Bancorp		191,086		8,136,442
Atlantic Union Bankshares Corp.		220,530		6,741,602
Axos Financial, Inc.(a)		154,241		5,902,803
Banc of California, Inc.		384,526		4,445,121
BancFirst Corp.		42,617		3,691,911
Bancorp, Inc. (The)(a)		159,600		6,225,996
Bank of Hawaii Corp.		116,808		6,783,041
BankUnited, Inc.		218,795		6,036,554
Banner Corp.		100,981		4,558,282
Berkshire Hills Bancorp, Inc.		129,395		2,708,237
Brookline Bancorp, Inc.		260,693		2,484,404
Capitol Federal Financial, Inc.		372,388		2,007,171
Cathay General Bancorp		213,271		7,822,780
Central Pacific Financial Corp.		79,506		1,396,920
City Holding Co.		44,124		4,247,818
Community Bank System, Inc.		157,380		6,981,377
Customers Bancorp, Inc.(a)		82,802		3,731,886
CVB Financial Corp.		389,215		6,959,164
Dime Community Bancshares, Inc.		102,743		2,065,134
Eagle Bancorp, Inc.		87,930		2,087,458
FB Financial Corp.		103,199		3,463,359
First BanCorp		524,232		7,863,480
First BanCorp		120,792		3,785,621
First Commonwealth Financial Corp.		301,094		4,025,627
First Financial Bancorp		279,687		5,652,474
First Hawaiian, Inc.		375,199		7,372,660
Fulton Financial Corp.		482,279		6,862,830
Hanmi Financial Corp.		89,635		1,491,526
Heritage Financial Corp.		103,048		1,836,315
Hilltop Holdings, Inc.		135,882		4,001,725
Hope Bancorp, Inc.		352,877		3,458,195
Independent Bank Corp.		129,766		7,399,257
Independent Bank Group, Inc.		105,609		4,084,956

Common Stocks (continued)
Issuer	Shares		Value ($)
Lakeland Financial Corp.		74,778		4,153,918
National Bank Holdings Corp., Class A		110,904		3,660,941
NBT Bancorp, Inc.		138,866		4,933,909
Northfield Bancorp, Inc.		116,401		1,110,466
Northwest Bancshares, Inc.		373,688		4,162,884
OFG Bancorp		138,575		4,650,577
Pacific Premier Bancorp, Inc.		281,968		6,349,919
Park National Corp.		42,269		4,691,859
Pathward Financial, Inc.		77,110		3,823,885
Preferred Bank		38,457		2,370,105
Provident Financial Services, Inc.		222,100		3,380,362
Renasant Corp.		165,054		4,496,071
S&T Bancorp, Inc.		112,439		3,147,168
Seacoast Banking Corp. of Florida		250,170		5,813,951
ServisFirst Bancshares, Inc.		144,013		7,367,705
Simmons First National Corp., Class A		371,236		5,936,064
Southside Bancshares, Inc.		85,282		2,339,285
Stellar Bancorp, Inc.		137,928		3,290,962
Tompkins Financial Corp.		36,740		1,946,118
Triumph Financial, Inc.(a)		63,646		4,319,654
TrustCo Bank Corp.		55,934		1,501,269
Trustmark Corp.		179,558		4,113,674
United Community Banks, Inc.		349,452		8,613,992
Veritex Holdings, Inc.		159,538		3,053,557
WaFd, Inc.		190,319		5,087,227
Westamerica BanCorp		78,353		3,973,281
WSFS Financial Corp.		179,520		6,924,086
Total				271,525,015
Capital Markets 1.4%
Artisan Partners Asset Management, Inc., Class A		201,310		7,579,321
B Riley Financial, Inc.		48,539		893,118
BrightSphere Investment Group, Inc.		95,193		1,661,118
Donnelley Financial Solutions, Inc.(a)		73,288		4,325,458
Moelis & Co., ADR, Class A		195,738		9,287,768
Piper Sandler Companies		44,144		6,830,401
StoneX Group, Inc.(a)		78,873		4,821,506
Virtus Investment Partners, Inc.		20,051		3,922,377
WisdomTree, Inc.		335,909		2,186,768
Total				41,507,835

Columbia Small Cap Index Fund | Third Quarter Report 2023 5

PORTFOLIO OF INVESTMENTS (continued)

Columbia Small Cap Index Fund, November 30, 2023 (Unaudited)

Common Stocks (continued)
Issuer	Shares		Value ($)
Consumer Finance 0.8%
Bread Financial Holdings, Inc.		147,669		4,149,499
Encore Capital Group, Inc.(a)		69,051		3,093,485
Enova International, Inc.(a)		90,520		3,729,424
Ezcorp, Inc., Class A(a)		153,190		1,256,158
Green Dot Corp., Class A(a)		132,348		1,061,431
Navient Corp.		257,425		4,409,690
PRA Group, Inc.(a)		115,379		2,137,973
PROG Holdings, Inc.(a)		134,397		3,663,662
World Acceptance Corp.(a)		10,027		1,117,509
Total				24,618,831
Financial Services 2.1%
EVERTEC, Inc.		190,028		7,025,335
Jackson Financial, Inc., Class A		214,343		10,230,591
Mr. Cooper Group, Inc.(a)		196,550		11,895,206
NCR Atleos Corp.(a)		196,780		4,370,484
NMI Holdings, Inc., Class A(a)		241,923		6,652,883
Payoneer Global, Inc.(a)		760,346		3,938,592
Radian Group, Inc.		462,864		11,900,233
Walker & Dunlop, Inc.		98,041		8,237,405
Total				64,250,729
Insurance 2.8%
Ambac Financial Group, Inc.(a)		133,203		1,964,744
American Equity Investment Life Holding Co.(a)		181,867		10,031,784
AMERISAFE, Inc.		56,393		2,715,887
Assured Guaranty Ltd.		163,603		11,110,280
Employers Holdings, Inc.		76,633		2,935,810
Genworth Financial, Inc., Class A(a)		1,361,570		8,019,647
Goosehead Insurance, Inc., Class A(a)		70,268		5,149,239
HCI Group, Inc.		17,690		1,499,581
Horace Mann Educators Corp.		120,084		4,018,011
James River Group Holdings Ltd.		110,610		993,278
Lincoln National Corp.		498,770		11,860,750
Mercury General Corp.		78,145		2,910,901
Palomar Holdings, Inc.(a)		72,746		4,256,368
ProAssurance Corp.		153,082		1,893,624
Safety Insurance Group, Inc.		43,491		3,345,763
SiriusPoint Ltd.(a)		260,148		2,778,381

Common Stocks (continued)
Issuer	Shares		Value ($)
Stewart Information Services Corp.		80,403		3,799,042
Trupanion, Inc.(a)		104,612		2,690,621
United Fire Group, Inc.		62,330		1,302,074
Total				83,275,785
Mortgage Real Estate Investment Trusts (REITS) 1.9%
Apollo Commercial Real Estate Finance, Inc.		382,358		4,121,819
Arbor Realty Trust, Inc.		548,354		6,843,458
ARMOUR Residential REIT, Inc.		134,255		2,362,888
Blackstone Mortgage Trust, Inc.		506,632		11,237,098
Ellington Financial, Inc.		199,984		2,599,792
Franklin BSP Realty Trust, Inc.		241,717		3,161,658
Hannon Armstrong Sustainable Infrastructure Capital, Inc.		314,984		7,625,763
Invesco Mortgage Capital, Inc.		131,074		1,049,903
KKR Real Estate Finance Trust, Inc.		170,676		2,143,691
New York Mortgage Trust, Inc.		268,294		2,358,304
PennyMac Mortgage Investment Trust		255,092		3,581,492
Ready Capital Corp.		464,552		4,747,721
Redwood Trust, Inc.		335,707		2,386,877
Two Harbors Investment Corp.		282,748		3,918,887
Total				58,139,351
Total Financials				543,317,546
Health Care 9.7%
Biotechnology 1.4%
Arcus Biosciences, Inc.(a)		157,721		2,375,278
Avid Bioservices, Inc.(a)		184,436		938,779
Catalyst Pharmaceuticals, Inc.(a)		294,573		4,250,688
Cytokinetics, Inc.(a)		282,254		9,449,864
Dynavax Technologies Corp.(a)		378,689		5,188,039
Ironwood Pharmaceuticals, Inc.(a)		403,706		3,996,689
Myriad Genetics, Inc.(a)		240,753		4,595,975
OmniAb, Inc.(a),(b),(c),(d)		23,460		0
OmniAb, Inc.(a),(b),(c),(d)		23,460		0
REGENXBIO, Inc.(a)		118,911		2,321,143
Vericel Corp.(a)		140,077		4,978,337
Vir Biotechnology, Inc.(a)		252,624		2,397,402
Xencor, Inc.(a)		178,215		3,268,463
Total				43,760,657

6 Columbia Small Cap Index Fund | Third Quarter Report 2023

PORTFOLIO OF INVESTMENTS (continued)

Columbia Small Cap Index Fund, November 30, 2023 (Unaudited)

Common Stocks (continued)
Issuer	Shares		Value ($)
Health Care Equipment & Supplies 2.5%
Artivion, Inc.(a)		114,633		2,033,589
Avanos Medical, Inc.(a)		137,816		2,969,935
CONMED Corp.		90,382		9,695,277
Embecta Corp.		168,485		3,090,015
Glaukos Corp.(a)		143,041		9,138,890
ICU Medical, Inc.(a)		59,610		5,231,374
Integer Holdings Corp.(a)		97,932		8,541,629
LeMaitre Vascular, Inc.		58,257		3,070,144
Merit Medical Systems, Inc.(a)		169,459		12,126,486
Omnicell, Inc.(a)		132,932		4,434,612
OraSure Technologies, Inc.(a)		215,855		1,580,059
Orthofix Medical, Inc.(a)		108,002		1,193,422
STAAR Surgical Co.(a)		142,600		4,471,936
Tandem Diabetes Care, Inc.(a)		191,343		3,872,782
UFP Technologies, Inc.(a)		20,663		3,439,563
Varex Imaging Corp.(a)		118,784		2,239,078
Zynex, Inc.(a)		1		6
Total				77,128,797
Health Care Providers & Services 3.1%
AdaptHealth Corp.(a)		240,108		2,036,116
Addus HomeCare Corp.(a)		47,675		4,157,260
Agiliti, Inc.(a)		103,191		831,719
AMN Healthcare Services, Inc.(a)		111,692		7,572,717
Apollo Medical Holdings, Inc.(a)		123,677		4,109,787
Community Health Systems, Inc.(a)		374,048		961,303
Corvel Corp.(a)		26,669		5,570,087
Cross Country Healthcare, Inc.(a)		98,952		2,005,757
Enhabit, Inc.(a)		147,304		1,570,261
Ensign Group, Inc. (The)		165,242		17,692,461
Fulgent Genetics, Inc.(a)		59,834		1,650,222
ModivCare, Inc.(a)		36,275		1,369,744
NeoGenomics, Inc.(a)		375,105		6,815,658
Owens & Minor, Inc.(a)		225,017		4,473,338
Pediatrix Medical Group, Inc.(a)		243,290		2,038,770
Premier, Inc.		350,113		7,208,827
Privia Health Group, Inc.(a)		300,212		6,202,380
RadNet, Inc.(a)		177,347		5,893,241

Common Stocks (continued)
Issuer	Shares		Value ($)
Select Medical Holdings Corp.		306,537		6,927,736
U.S. Physical Therapy, Inc.		44,065		3,746,847
Total				92,834,231
Health Care Technology 0.6%
Certara, Inc.(a)		314,748		4,535,519
HealthStream, Inc.		71,279		1,781,975
Schrodinger, Inc.(a)		160,426		4,987,644
Simulations Plus, Inc.		46,872		1,837,382
Veradigm, Inc.(a)		321,247		3,687,916
Total				16,830,436
Life Sciences Tools & Services 0.4%
BioLife Solutions, Inc.(a)		101,017		1,249,580
Cytek Biosciences, Inc.(a)		292,644		2,030,949
Fortrea Holdings, Inc.(a)		260,502		7,669,179
Mesa Laboratories, Inc.		15,039		1,283,880
Total				12,233,588
Pharmaceuticals 1.7%
Amphastar Pharmaceuticals, Inc.(a)		112,044		6,310,318
ANI Pharmaceuticals, Inc.(a)		47,108		2,346,450
Collegium Pharmaceutical, Inc.(a)		102,125		2,617,464
Corcept Therapeutics, Inc.(a)		265,328		6,757,904
Harmony Biosciences Holdings, Inc.(a)		98,791		2,870,866
Innoviva, Inc.(a)		168,433		2,332,797
Ligand Pharmaceuticals, Inc.(a)		47,966		2,796,897
Organon & Co.		751,422		8,506,097
Pacira Pharmaceuticals, Inc.(a)		136,475		3,723,038
Phibro Animal Health Corp., Class A		59,798		573,463
Prestige Consumer Healthcare, Inc.(a)		145,655		8,353,314
Supernus Pharmaceuticals, Inc.(a)		160,514		4,374,007
Total				51,562,615
Total Health Care				294,350,324
Industrials 16.9%
Aerospace & Defense 1.3%
AAR Corp.(a)		97,731		6,772,758
Aerovironment, Inc.(a)		77,077		10,606,566
Kaman Corp.		82,973		1,681,863
Mercury Systems, Inc.(a)		150,560		5,162,702
Moog, Inc., Class A		84,449		11,823,704

Columbia Small Cap Index Fund | Third Quarter Report 2023 7

PORTFOLIO OF INVESTMENTS (continued)

Columbia Small Cap Index Fund, November 30, 2023 (Unaudited)

Common Stocks (continued)
Issuer	Shares		Value ($)
National Presto Industries, Inc.		15,398		1,150,539
Triumph Group, Inc.(a)		225,552		2,523,927
Total				39,722,059
Air Freight & Logistics 0.4%
Forward Air Corp.		75,551		4,799,755
HUB Group, Inc., Class A(a)		92,366		6,978,251
Total				11,778,006
Building Products 2.0%
AAON, Inc.		199,156		12,467,166
American Woodmark Corp.(a)		48,152		3,486,205
Apogee Enterprises, Inc.		64,914		2,927,621
AZZ, Inc.		73,543		3,616,109
Gibraltar Industries, Inc.(a)		89,453		6,010,347
Griffon Corp.		120,410		5,602,677
Hayward Holdings, Inc.(a)		369,700		4,358,763
Insteel Industries, Inc.		57,137		1,943,801
MasterBrand, Inc.(a)		375,414		5,038,056
PGT, Inc.(a)		171,564		5,522,645
Quanex Building Products Corp.		96,889		2,983,212
Resideo Technologies, Inc.(a)		434,130		7,132,756
Total				61,089,358
Commercial Services & Supplies 2.1%
ABM Industries, Inc.		194,483		7,971,858
Brady Corp., Class A		134,991		7,595,944
CoreCivic, Inc.(a)		334,022		4,833,298
Deluxe Corp.		128,243		2,345,565
Enviri Corp.(a)		234,496		1,383,526
GEO Group, Inc. (The)(a)		370,768		3,763,295
Healthcare Services Group, Inc.(a)		218,148		2,118,217
HNI Corp.		136,864		5,347,277
Interface, Inc.		170,846		1,727,253
Liquidity Services, Inc.(a)		65,874		1,262,146
Matthews International Corp., Class A		89,582		3,059,225
MillerKnoll, Inc.		222,576		5,742,461
OPENLANE, Inc.(a)		321,820		4,705,008
Pitney Bowes, Inc.		450,270		1,819,091

Common Stocks (continued)
Issuer	Shares		Value ($)
Unifirst Corp.		44,409		7,664,994
Viad Corp.(a)		61,388		2,044,220
Total				63,383,378
Construction & Engineering 1.7%
Arcosa, Inc.		143,370		10,638,054
Comfort Systems U.S.A., Inc.		105,171		20,359,002
Dycom Industries, Inc.(a)		86,221		8,955,775
Granite Construction, Inc.		129,134		5,933,708
MYR Group, Inc.(a)		49,131		6,112,879
Total				51,999,418
Electrical Equipment 0.5%
Encore Wire Corp.		49,410		9,106,263
Powell Industries, Inc.		26,853		2,233,096
SunPower Corp.(a)		252,399		1,047,456
Vicor Corp.(a)		65,960		2,412,157
Total				14,798,972
Ground Transportation 0.7%
ArcBest Corp.		70,638		8,419,343
Heartland Express, Inc.		134,766		1,808,560
Marten Transport Ltd.		169,719		3,199,203
RXO, Inc.(a)		343,951		7,209,213
Total				20,636,319
Machinery 4.8%
3D Systems Corp.(a)		392,449		2,095,678
Alamo Group, Inc.		30,371		5,579,153
Albany International Corp., Class A		91,673		7,867,377
Astec Industries, Inc.		66,851		2,078,398
Barnes Group, Inc.		148,854		3,926,769
Enerpac Tool Group Corp.		164,957		4,503,326
EnPro Industries, Inc.		61,462		7,893,565
ESCO Technologies, Inc.		75,807		7,958,219
Federal Signal Corp.		179,332		12,363,148
Franklin Electric Co., Inc.		116,974		10,410,686
Greenbrier Companies, Inc. (The)		90,802		3,424,143
Hillenbrand, Inc.		205,564		7,963,549
John Bean Technologies Corp.		93,610		9,669,913
Kennametal, Inc.		234,367		5,463,095
Lindsay Corp.		32,369		3,861,945

8 Columbia Small Cap Index Fund | Third Quarter Report 2023

PORTFOLIO OF INVESTMENTS (continued)

Columbia Small Cap Index Fund, November 30, 2023 (Unaudited)

Common Stocks (continued)
Issuer	Shares		Value ($)
Mueller Industries, Inc.		333,884		13,866,202
Proto Labs, Inc.(a)		76,725		2,777,445
SPX Technologies, Inc.(a)		134,044		11,435,294
Standex International Corp.		34,838		4,662,021
Tennant Co.		54,638		4,678,106
Titan International, Inc.(a)		151,233		1,976,615
Trinity Industries, Inc.		240,667		6,007,048
Wabash National Corp.		138,187		3,029,059
Total				143,490,754
Marine Transportation 0.3%
Matson, Inc.		103,757		9,936,808
Passenger Airlines 0.5%
Allegiant Travel Co.		44,475		3,046,093
JetBlue Airways Corp.(a)		979,823		4,330,817
Skywest, Inc.(a)		123,674		5,847,307
Sun Country Airlines Holdings, Inc.(a)		118,574		1,799,953
Total				15,024,170
Professional Services 1.1%
CSG Systems International, Inc.		89,426		4,398,865
Forrester Research, Inc.(a)		33,892		819,509
Heidrick & Struggles International, Inc.		58,828		1,598,945
Kelly Services, Inc., Class A		94,272		1,959,915
Korn/Ferry International		157,551		8,151,689
NV5 Global, Inc.(a)		37,376		3,635,937
Resources Connection, Inc.		94,055		1,279,148
TrueBlue, Inc.(a)		91,161		1,270,784
TTEC Holdings, Inc.		55,767		1,043,958
Verra Mobility Corp.(a)		498,867		10,017,249
Total				34,175,999
Trading Companies & Distributors 1.5%
Applied Industrial Technologies, Inc.		113,651		18,192,115
Boise Cascade Co.		116,403		12,722,848
DXP Enterprises, Inc.(a)		40,328		1,180,804
GMS, Inc.(a)		119,884		8,108,954
NOW, Inc.(a)		313,776		3,128,347
Total				43,333,068
Total Industrials				509,368,309

Common Stocks (continued)
Issuer	Shares		Value ($)
Information Technology 12.2%
Communications Equipment 1.2%
ADTRAN Holdings, Inc.		208,135		1,088,546
Clearfield, Inc.(a)		38,122		969,824
Digi International, Inc.(a)		105,756		2,489,496
Extreme Networks, Inc.(a)		375,684		6,063,540
Harmonic, Inc.(a)		329,053		3,639,326
InterDigital, Inc.		77,642		7,757,989
Netscout Systems, Inc.(a)		212,130		4,259,570
Viasat, Inc.(a)		218,848		4,475,442
Viavi Solutions, Inc.(a)		654,045		5,284,683
Total				36,028,416
Electronic Equipment, Instruments & Components 4.0%
Advanced Energy Industries, Inc.		110,702		10,522,225
Arlo Technologies, Inc.(a)		276,541		2,513,758
Badger Meter, Inc.		86,201		12,703,441
Benchmark Electronics, Inc.		104,880		2,616,756
CTS Corp.		92,190		3,572,363
ePlus, Inc.(a)		79,203		5,027,806
Fabrinet(a)		106,721		17,278,130
Insight Enterprises, Inc.(a)		88,903		13,461,692
Itron, Inc.(a)		133,662		9,006,146
Knowles Corp.(a)		267,982		4,252,874
Methode Electronics, Inc.		105,880		2,512,532
OSI Systems, Inc.(a)		45,249		5,578,749
PC Connection, Inc.		33,196		1,979,478
Plexus Corp.(a)		80,800		8,232,712
Rogers Corp.(a)		49,261		6,374,373
Sanmina Corp.(a)		168,259		8,431,459
Scansource, Inc.(a)		73,211		2,447,444
TTM Technologies, Inc.(a)		305,402		4,584,084
Total				121,096,022
IT Services 0.6%
DXC Technology Co.(a)		603,253		13,953,242
Perficient, Inc.(a)		102,363		6,334,222
Total				20,287,464

Columbia Small Cap Index Fund | Third Quarter Report 2023 9

PORTFOLIO OF INVESTMENTS (continued)

Columbia Small Cap Index Fund, November 30, 2023 (Unaudited)

Common Stocks (continued)
Issuer	Shares		Value ($)
Semiconductors & Semiconductor Equipment 3.3%
Alpha & Omega Semiconductor Ltd.(a)		65,860		1,408,745
Axcelis Technologies, Inc.(a)		96,489		11,991,653
Ceva, Inc.(a)		69,486		1,512,015
Cohu, Inc.(a)		139,951		4,440,645
Diodes, Inc.(a)		134,511		8,934,221
Formfactor, Inc.(a)		228,324		8,580,416
Ichor Holdings Ltd.(a)		86,007		2,247,363
Kulicke & Soffa Industries, Inc.		166,042		8,554,484
MaxLinear, Inc.(a)		216,765		4,060,008
PDF Solutions, Inc.(a)		89,681		2,689,533
Photronics, Inc.(a)		183,816		3,884,032
Rambus, Inc.(a)		320,867		21,713,070
Semtech Corp.(a)		188,050		3,078,379
SiTime Corp.(a)		50,282		5,561,189
SMART Global Holdings, Inc.(a)		147,210		2,452,519
Ultra Clean Holdings, Inc.(a)		131,421		3,566,766
Veeco Instruments, Inc.(a)		165,669		4,726,537
Total				99,401,575
Software 2.9%
A10 Networks, Inc.		204,827		2,558,289
ACI Worldwide, Inc.(a)		319,291		8,537,842
Adeia, Inc.		313,875		2,884,511
Agilysys, Inc.(a)		59,637		5,134,149
Alarm.com Holdings, Inc.(a)		146,734		7,994,068
Cerence, Inc.(a)		118,587		2,050,369
Consensus Cloud Solutions, Inc.(a)		53,728		989,670
Digital Turbine, Inc.(a)		265,986		1,236,835
DoubleVerify Holdings, Inc.(a)		403,603		13,399,620
Envestnet, Inc.(a)		145,910		5,548,957
LiveRamp Holdings, Inc.(a)		194,612		6,453,334
N-Able, Inc.(a)		203,923		2,428,723
OneSpan, Inc.(a)		105,792		1,061,094
Progress Software Corp.		127,505		6,867,419
SPS Commerce, Inc.(a)		107,761		18,565,065
Xperi, Inc.(a)		127,302		1,313,757
Total				87,023,702

Common Stocks (continued)
Issuer	Shares		Value ($)
Technology Hardware, Storage & Peripherals 0.2%
Corsair Gaming, Inc.(a)		126,924		1,638,589
Xerox Holdings Corp.		332,615		4,653,284
Total				6,291,873
Total Information Technology				370,129,052
Materials 5.6%
Chemicals 2.6%
AdvanSix, Inc.		80,012		2,090,714
Balchem Corp.		94,792		11,822,458
Hawkins, Inc.		56,458		3,468,779
HB Fuller Co.		158,389		11,986,879
Ingevity Corp.(a)		99,050		3,842,149
Innospec, Inc.		73,111		7,681,773
Koppers Holdings, Inc.		61,368		2,771,993
Livent Corp.(a),(e)		528,399		7,270,770
Mativ Holdings, Inc.		160,853		1,881,980
Minerals Technologies, Inc.		95,686		5,993,771
Quaker Chemical Corp.		40,744		7,284,620
Sensient Technologies Corp.		124,224		7,197,539
Stepan Co.		62,431		5,154,928
Total				78,448,353
Containers & Packaging 0.3%
Myers Industries, Inc.		108,229		1,906,995
O-I Glass, Inc.(a)		455,908		6,729,202
Total				8,636,197
Metals & Mining 2.4%
Alpha Metallurgical Resources, Inc.		35,816		10,048,537
ATI, Inc.(a)		378,066		16,616,001
Carpenter Technology Corp.		142,747		10,107,915
Century Aluminum Co.(a)		152,113		1,195,608
Compass Minerals International, Inc.		99,185		2,408,212
Haynes International, Inc.		37,435		1,837,310
Kaiser Aluminum Corp.		47,081		2,753,297
Materion Corp.		60,677		6,863,175
Olympic Steel, Inc.		28,805		1,628,347
SunCoke Energy, Inc.		246,260		2,292,680
TimkenSteel Corp.(a)		113,712		2,310,628

10 Columbia Small Cap Index Fund | Third Quarter Report 2023

PORTFOLIO OF INVESTMENTS (continued)

Columbia Small Cap Index Fund, November 30, 2023 (Unaudited)

Common Stocks (continued)
Issuer	Shares		Value ($)
Warrior Met Coal, Inc.		152,943		8,560,220
Worthington Enterprises, Inc.		89,572		6,422,312
Total				73,044,242
Paper & Forest Products 0.3%
Clearwater Paper Corp.(a)		49,140		1,723,340
Mercer International, Inc.		129,094		1,236,720
Sylvamo Corp.		104,628		5,260,696
Total				8,220,756
Total Materials				168,349,548
Real Estate 7.5%
Diversified REITs 0.8%
Alexander & Baldwin, Inc.		213,532		3,576,661
American Assets Trust, Inc.		142,835		2,876,697
Armada Hoffler Properties, Inc.		199,778		2,193,562
Essential Properties Realty Trust, Inc.		458,698		10,894,078
Global Net Lease, Inc.		571,396		5,016,857
Total				24,557,855
Health Care REITs 0.4%
CareTrust REIT, Inc.		292,480		6,750,438
Community Healthcare Trust, Inc.		72,623		1,968,083
LTC Properties, Inc.		121,751		3,971,518
Universal Health Realty Income Trust		37,388		1,490,660
Total				14,180,699
Hotel & Resort REITs 1.2%
Apple Hospitality REIT, Inc.		625,625		10,429,169
Chatham Lodging Trust		143,649		1,423,562
DiamondRock Hospitality Co.		616,346		5,127,999
Pebblebrook Hotel Trust		354,300		4,517,325
Service Properties Trust		486,501		3,478,482
Summit Hotel Properties, Inc.		316,298		1,980,025
Sunstone Hotel Investors, Inc.		609,166		6,018,560
Xenia Hotels & Resorts, Inc.		315,369		3,850,655
Total				36,825,777
Industrial REITs 0.5%
Innovative Industrial Properties, Inc.		82,443		6,732,295
LXP Industrial Trust		860,321		7,553,619
Total				14,285,914

Common Stocks (continued)
Issuer	Shares		Value ($)
Office REITs 1.0%
Brandywine Realty Trust		506,003		2,256,773
Douglas Emmett, Inc.		490,244		5,990,782
Easterly Government Properties, Inc.		274,662		3,202,559
Highwoods Properties, Inc.		310,709		5,887,935
Hudson Pacific Properties, Inc.		372,948		2,189,205
JBG SMITH Properties		276,760		3,797,147
SL Green Realty Corp.		189,314		6,923,213
Total				30,247,614
Real Estate Management & Development 0.7%
Anywhere Real Estate, Inc.(a)		324,848		1,747,682
Cushman & Wakefield PLC(a)		494,224		4,057,579
eXp World Holdings, Inc.		225,790		2,734,317
Kennedy-Wilson Holdings, Inc.		348,362		3,953,909
Marcus & Millichap, Inc.		70,112		2,412,554
St. Joe Co. (The)		104,692		5,384,309
Total				20,290,350
Residential REITs 0.4%
Centerspace		43,953		2,344,453
Elme Communities		258,217		3,392,972
NexPoint Residential Trust, Inc.		67,183		2,045,722
Veris Residential, Inc.		235,500		3,412,395
Total				11,195,542
Retail REITs 1.9%
Acadia Realty Trust		279,872		4,231,665
Getty Realty Corp.		135,120		3,976,582
Macerich Co. (The)		632,896		7,259,317
Phillips Edison & Co., Inc.		345,180		12,164,143
Retail Opportunity Investments Corp.		370,477		4,768,039
RPT Realty		234,706		2,727,284
Saul Centers, Inc.		38,013		1,404,580
SITE Centers Corp.		529,165		6,979,686
Tanger, Inc.		309,251		7,718,905
Urban Edge Properties		345,885		5,793,574
Whitestone REIT		138,322		1,516,009
Total				58,539,784

Columbia Small Cap Index Fund | Third Quarter Report 2023 11

PORTFOLIO OF INVESTMENTS (continued)

Columbia Small Cap Index Fund, November 30, 2023 (Unaudited)

Common Stocks (continued)
Issuer	Shares		Value ($)
Specialized REITs 0.6%
Four Corners Property Trust, Inc.		266,282		6,121,823
Outfront Media, Inc.		427,029		5,222,565
Safehold, Inc.		131,638		2,591,952
Uniti Group, Inc.		701,794		3,880,921
Total				17,817,261
Total Real Estate				227,940,796
Utilities 2.1%
Electric Utilities 0.3%
Otter Tail Corp.		122,639		9,358,582
Gas Utilities 0.3%
Chesapeake Utilities Corp.		63,676		6,087,426
Northwest Natural Holding Co.		106,038		3,883,111
Total				9,970,537
Independent Power and Renewable Electricity Producers 0.3%
Clearway Energy, Inc., Class A		101,772		2,408,944
Clearway Energy, Inc., Class C		242,232		6,048,533
Total				8,457,477
Multi-Utilities 0.3%
Avista Corp.		224,999		7,638,716
Unitil Corp.		47,314		2,293,783
Total				9,932,499
Water Utilities 0.9%
American States Water Co.		108,720		8,686,728
California Water Service Group		169,656		8,579,504
Middlesex Water Co.		52,183		3,334,494
SJW Corp.		85,001		5,579,465
Total				26,180,191
Total Utilities				63,899,286
Total Common Stocks (Cost $2,189,708,749)				2,965,094,467

Exchange-Traded Equity Funds 1.0%
	Shares		Value ($)
U.S. Small Cap 1.0%
iShares Core S&P Small-Cap ETF		324,207		31,201,681
Total Exchange-Traded Equity Funds (Cost $29,908,928)				31,201,681
Money Market Funds 0.8%
Columbia Short-Term Cash Fund, 5.605%(f),(g)		22,484,109		22,479,613
Total Money Market Funds (Cost $22,478,330)				22,479,613
Total Investments in Securities (Cost: $2,242,096,007)				3,018,775,761
Other Assets & Liabilities, Net				3,246,064
Net Assets				3,022,021,825

At November 30, 2023, securities and/or cash totaling $3,219,840 were pledged as collateral.

12 Columbia Small Cap Index Fund | Third Quarter Report 2023

PORTFOLIO OF INVESTMENTS (continued)

Columbia Small Cap Index Fund, November 30, 2023 (Unaudited)

Investments in derivatives

Long futures contracts

Description

Number of contracts

Expiration date

Trading currency

Notional amount

Value/Unrealized appreciation ($)

Value/Unrealized depreciation ($)

Russell 2000 Index E-mini

369

12/2023

USD

33,435,090

1,102,553

—

Notes to Portfolio of Investments

(a) Non-income producing investment.

(b) Represents fair value as determined in good faith under procedures approved by the Board of Trustees. At November 30, 2023, the total value of these securities amounted to $0, which represents less than 0.01% of total net assets.

(c) Denotes a restricted security, which is subject to legal or contractual restrictions on resale under federal securities laws. Disposal of a restricted investment may involve time-consuming negotiations and expenses, and prompt sale at an acceptable price may be difficult to achieve. Private placement securities are generally considered to be restricted, although certain of those securities may be traded between qualified institutional investors under the provisions of Section 4(a)(2) and Rule 144A. The Fund will not incur any registration costs upon such a trade. These securities are valued at fair value determined in good faith under consistently applied procedures approved by the Fund’s Board of Trustees. At November 30, 2023, the total market value of these securities amounted to $0, which represents less than 0.01% of total net assets. Additional information on these securities is as follows:

Security	Acquisition Dates		Shares		Cost ($)		Value ($)
OmniAb, Inc.		09/03/2021		23,460		—		—
OmniAb, Inc.		09/03/2021		23,460		—		—
						—		—

(d) Valuation based on significant unobservable inputs.

(e) This security or a portion of this security has been pledged as collateral in connection with derivative contracts.

(f) The rate shown is the seven-day current annualized yield at November 30, 2023.

(g) As defined in the Investment Company Act of 1940, as amended, an affiliated company is one in which the Fund owns 5% or more of the company’s outstanding voting securities, or a company which is under common ownership or control with the Fund. The value of the holdings and transactions in these affiliated companies during the period ended November 30, 2023 are as follows:

Affiliated issuers	Beginning of period($)		Purchases($)		Sales($)			Net change in unrealized appreciation (depreciation)($)	End of period($)		Realized gain (loss)($)		Dividends($)		End of period shares
Columbia Short-Term Cash Fund, 5.605%		30,286,530		496,958,980		(504,767,180	)	1,283		22,479,613		7,801		969,751		22,484,109

Abbreviation Legend

ADR American Depositary Receipt

Currency Legend

USD US Dollar

Investments are valued using policies described in the Notes to Financial Statements in the most recent shareholder report.

Columbia Small Cap Index Fund | Third Quarter Report 2023 13

You may at any time request, free of charge, to receive a paper copy of this report by calling 800.345.6611.

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