| PARNASSUS CORE EQUITY FUND | | | | |
| Portfolio of Investments as of September 30, 2023 (unaudited) | | | | |
| | | | |
| Equities | | | Shares | Market Value ($) |
| | | | |
| Banks (2.9%) | | | | |
| Bank of America Corp. | | | 26,787,153 | 733,432,249 |
| | | | |
| Biotechnology (2.4%) | | | | |
| Gilead Sciences Inc. | | | 8,253,708 | 618,532,878 |
| | | | |
| Capital Markets (8.2%) | | | | |
| CME Group Inc., Class A | | | 4,257,792 | 852,495,114 |
| Intercontinental Exchange Inc. | | | 5,500,486 | 605,163,470 |
| S&P Global Inc. | | | 1,715,456 | 626,844,777 |
| | | | 2,084,503,361 |
| | | | |
| Chemicals (6.7%) | | | | |
| Linde plc | | | 2,278,249 | 848,306,015 |
| Nutrien Ltd. | | | 6,638,566 | 409,997,836 |
| The Sherwin-Williams Co. | | | 1,767,608 | 450,828,421 |
| | | | 1,709,132,272 |
| | | | |
| Commercial Services & Supplies (2.3%) | | | | |
| Waste Management Inc. | | | 3,879,636 | 591,411,712 |
| | | | |
| Containers & Packaging (2.3%) | | | | |
| Ball Corp. Ω | | | 11,532,631 | 574,094,371 |
| | | | |
| Diversified Financial Services (2.4%) | | | | |
| Fiserv Inc. θ | | | 5,474,730 | 618,425,501 |
| | | | |
| Food & Staples Retailing (4.0%) | | | | |
| Costco Wholesale Corp. | | | 1,038,333 | 586,616,612 |
| Sysco Corp. | | | 6,705,845 | 442,921,062 |
| | | | 1,029,537,674 |
| | | | |
| Food Products (1.7%) | | | | |
| Mondelez International Inc., Class A | | | 6,450,838 | 447,688,157 |
| | | | |
| Health Care Equipment & Supplies (1.9%) | | | | |
| Becton, Dickinson and Co. | | | 1,897,196 | 490,482,082 |
| | | | |
| Health Care Providers & Services (2.2%) | | | | |
| The Cigna Group | | | 1,940,500 | 555,118,835 |
| | | | |
| Hotels Restaurants & Leisure (1.5%) | | | | |
| Marriott International Inc. Ω | | | 1,980,095 | 389,207,473 |
| | | | |
| Household Durables (1.0%) | | | | |
| D.R. Horton Inc. | | | 2,484,856 | 267,047,474 |
| | | | |
| Household Products (2.0%) | | | | |
| The Procter & Gamble Co. | | | 3,583,058 | 522,624,840 |
| | | | |
| Insurance (2.6%) | | | | |
| Marsh & McLennan Co., Inc. | | | 3,440,540 | 654,734,762 |
| | | | |
| Interactive Media & Services (5.4%) | | | | |
| Alphabet Inc., Class A θ | | | 10,597,522 | 1,386,791,729 |
| | | | |
| IT Services (3.5%) | | | | |
| Mastercard Inc., Class A | | | 2,224,027 | 880,514,530 |
| | | | |
| Life Sciences Tools & Services (4.3%) | | | | |
| Danaher Corp. | | | 2,327,870 | 577,544,547 |
| Thermo Fisher Scientific Inc. | | | 1,006,492 | 509,456,056 |
| | | | 1,087,000,603 |
| | | | |
| Machinery (3.4%) | | | | |
| Deere & Co. | | | 2,319,382 | 875,288,379 |
| | | | |
| Media (1.6%) | | | | |
| Charter Communications Inc., Class A θ | | | 934,767 | 411,129,222 |
| | | | |
| Pharmaceuticals (2.2%) | | | | |
| Roche Holding AG, ADR | | | 16,323,253 | 553,847,974 |
| | | | |
| Professional Services (1.6%) | | | | |
| Verisk Analytics Inc. | | | 1,779,309 | 420,343,958 |
| | | | |
| Road & Rail (1.3%) | | | | |
| Canadian Pacific Kansas City Ltd. | | | 4,544,312 | 338,142,256 |
| | | | |
| Semiconductors & Semiconductor Equipment (7.6%) | | | | |
| Applied Materials Inc. | | | 3,604,580 | 499,054,101 |
| Intel Corp. | | | 16,072,226 | 571,367,634 |
| NVIDIA Corp. | | | 1,125,448 | 489,558,626 |
| Texas Instruments Inc. | | | 2,443,728 | 388,577,189 |
| | | | 1,948,557,550 |
| | | | |
| Software (17.7%) | | | | |
| Adobe Inc. θ | | | 1,397,560 | 712,615,844 |
| Intuit Inc. | | | 489,731 | 250,223,157 |
| Microsoft Corp. | | | 5,164,364 | 1,630,647,933 |
| Oracle Corp. | | | 9,029,345 | 956,388,222 |
| Salesforce Inc. θ | | | 4,797,706 | 972,878,823 |
| | | | 4,522,753,979 |
| | | | |
| Specialty Retail (1.5%) | | | | |
| Autozone Inc. θ | | | 149,570 | 379,906,304 |
| | | | |
| Technology Hardware, Storage & Peripherals (4.5%) | | | | |
| Apple Inc. | | | 6,657,763 | 1,139,875,603 |
| | | | |
| Total investment in equities (98.8%) | | | | |
| (cost $20,489,113,964) | | | | $25,230,125,728.00 |
| | | | |
| | | | |
| Short-Term Securities | Interest Rate | Maturity Date | Principal Amount ($) | Market Value ($) |
| | | | |
| Certificates of Deposit (0.0%) α | | | | |
| Citizens Trust Bank | 0.05% | 01/14/2024 | 250,000 | $247,096.00 |
| Community Vision Capital & Consulting | 0.25% | [$-10464]01/31/2024;@ | 250,000 | $244,945.00 |
| Self-Help Federal Credit Union | 1.50% | 10/16/2023 | 250,000 | $249,562.00 |
| Self-Help Federal Credit Union | 3.56% | 02/17/2024 | 1,000,000 | $984,658.00 |
| | | | $1,726,261.00 |
| | | | |
| Certificates of Deposit Account Registry Service (0.0%) α | | | |
| CDARS agreement with Beneficial State Bank, dated 03/16/2023 Participating depository institutions: Capitol National Bank, par 236,500; Citizen Bank & Trust Co., par 236,500; Farmers and Merchants Union Bank, par 20,952; First State Bank, par 236,500; First United Bank, par 236,500; Security First Bank, par 118,500; The Fairfield National Bank, par 205,048; United Mississippi Bank, par 236,500; Vision Bank, National Association, par 236,500; Waumandee State Bank, par 236,500; (cost $1,963,516) | 4.00% | [$-10464]03/14/2024;@ | 2,000,000 | $1,963,516.00 |
| | | | |
| Community Development Loans (0.0%) α | | | | |
| BlueHub Loan Fund Inc. | 1.00% | [$-10464]04/15/2024;@ | 900,000 | $870,787.00 |
| BlueHub Loan Fund Inc. | 1.00% | [$-10464]04/15/2024;@ | 100,000 | $96,754.00 |
| New Hampshire Community Loan Fund Inc. | 1.00% | [$-10464]07/31/2024;@ | 500,000 | $475,000.00 |
| Root Capital Inc. | 1.00% | [$-10464]02/01/2024;@ | 200,000 | $195,923.00 |
| Vermont Community Loan Fund Inc. | 2.00% | [$-10464]04/15/2024;@ | 100,000 | $96,754.00 |
| | | | $1,735,218.00 |
| | | | |
| Time Deposits (1.3%) | | | | |
| Citibank, New York | 4.68% | [$-10464]10/02/2023;@ | | $149,055,162.00 |
| JPMorgan Chase, New York | 4.68% | [$-10464]10/02/2023;@ | | $64,192,425.00 |
| Royal Bank of Canada, Toronto | 4.68% | [$-10464]10/02/2023;@ | | $17,595,006.00 |
| Sumitomo, Tokyo | 4.68% | [$-10464]10/02/2023;@ | | $87,816,349.00 |
| | | | $318,658,942.00 |
| | | | |
| Total short-term securities (1.3%) | | | | |
| (cost $324,083,937) | | | | $324,083,937.38 |
| | | | |
| Total securities (100.1%) | | | | |
| (cost $20,813,197,901) | | | | $25,554,209,665.00 |
| | | | |
| Other assets and liabilities (-0.1%) | | | | -$24,202,910.00 |
| | | | |
| Total net assets (100.0%) | | | | 25,530,006,755 |
| | | | |
| | | | |
| Ω Fund ownership consists of 5% or more of the shares outstanding of the Affiliated Issuer, as defined under the | | | | |
| Investment Securities Act of 1940. | | | | |
| | | | |
| θ This security is non-income producing. | | | | |
| | | | |
| α Market value adjustments have been applied to these securities to reflect potential early withdrawal. | | | | |
| Such securities has been classified as level 3. | | | | |
| | | | |
| plc Public Limited Company | | | | |
| | | | |
| AG Aktiengesellschaft | | | | |
| | | | |
| ADR American Depositary Receipt | | | | |
