Company: PAYX
Filing Date: 2025-06-06
Form Type: 11-K
Source: 0000950170-25-083153
Chunk: 0

Company: PAYCHEX INC
Filing Date: 2025-06-06
Form: 11-K
Chunk 0
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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 11-K (Mark One):

|  | ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 |

For the fiscal year ended December 31, 2024 OR

|  | TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 |

For the transition period from to Commission file number 0-11330 Paychex, Inc. 401(k) Incentive Retirement Plan (Full title of the Plan) Paychex, Inc. 911 Panorama Trail South Rochester, NY 14625 (Name of issuer of the securities held pursuant to the Plan and the address of its principal executive office)

Index to Finan cial Statements, Schedule and Exhibit

|                                                                                                           | Page No. |
| Signatures                                                                                                |        1 |
| Financial Statements                                                                                      |          |
| Report of Independent Registered Public Accounting Firm                                                   |        2 |
| Statements of Net Assets Available for Benefits as of December 31, 2024 and 2023                          |        3 |
| Statements of Changes in Net Assets Available for Benefits for the Years Ended December 31, 2024 and 2023 |        4 |
| Notes to Financial Statements                                                                             |        5 |
| Supplemental Schedule                                                                                     |          |
| Schedule H, Line 4i – Schedule of Assets (Held at End of Year)                                            |       11 |
| Exhibit                                                                                                   |          |
| 23.1 – Consent of Independent Registered Public Accounting Firm for report dated June 6, 2025             |          |

SIG NATURES The Plan. Pursuant to the requirements of the Securities Exchange Act of 1934, the Plan Committee has duly caused this annual report to be signed on its behalf by the undersigned hereunto duly authorized. June 6, 2025:

| PAYCHEX, INC. 401(k) INCENTIVE RETIREMENT PLAN    |
| (Name of Plan)                                    |
| /s/ David K. Vogt                                 |
| David Vogt                                        |
| 401(k) Incentive Retirement Plan Committee Member |

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Report of Independent Registered Public Accounting Firm</div>

To the Paychex, Inc. 401(k) Incentive Retirement Plan Committee and Participants of the