Company: PAYX
Filing Date: 2025-08-29
Form Type: DEFA14A
Source: 0001193125-25-191795
Chunk: 0

Company: PAYCHEX INC
Filing Date: 2025-08-29
Form: DEFA14A
Chunk 0
---
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box:

| ☐ | Preliminary Proxy Statement |

| ☐ | Confidential, for Use of the Commission Only (as permitted by Rule 
 14a-6(e)(2))                                                       |

| ☐ | Definitive Proxy Statement |

| ☒ | Definitive Additional Materials |

| ☐ | Soliciting Material under §240.14a-12 |

Paychex, Inc. (Name of Registrant as Specified In Its Charter) (Name of Person(s) Filing Proxy Statement, if other than the Registrant) Payment of Filing Fee (Check all boxes that apply):

| ☒ | No fee required. |

| ☐ | Fee paid previously with preliminary materials. |

| ☐ | Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 
 14a-6(i)(1) and 0-11.                                                          |

|                                |     | Your Vote Counts!                                         |
| PAYCHEX,                       
 INC.  911 PANORAMA TRAIL SOUTH 
 ROCHESTER, NY 14625 -2396      |     | PAYCHEX, INC.                                             
 2025 Annual Meeting of Stockholders                       
 Vote by October 8, 2025 11:59 PM ET. For shares held in a 
 Plan, vote by October 6, 2025 11:59 PM ET.                |
| V77600-P35684                  |     |                                                           |

You invested in PAYCHEX, INC. and it’s time to vote! You have the right to vote on proposals being presented at the Annual Meeting of Stockholders. This is an important notice regarding the availability of proxy materials for the stockholder meeting to be held on October 9, 2025. Get informed before you vote View the Notice and Proxy Statement and Annual Report online OR you can receive a free paper or email copy of the material(s) by requesting prior to September 25, 2025. If you would like to request a copy of the material(s) for this and/or future stockholder meetings, you may (1) visit www.ProxyVote.com, (2) call