Company: PAYX
Filing Date: 2025-08-29
Form Type: DEF 14A
Source: 0001193125-25-191789
Chunk: 19

Company: PAYCHEX INC
Filing Date: 2025-08-29
Form: DEF 14A
Chunk 19
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 the ownership guideline, time-based RSUs awarded to the directors are included. All non-managementdirectors are currently compliant with the stock ownership guidelines. Paychex, Inc. 2025 Proxy Statement •14

| Director Compensation |

Prohibition on Hedging or Speculating in Company Stock Directors must adhere to strict standards with regards to trading in Paychex stock. Also, we prohibit directors from hedging Paychex stock. They may not, among other things:

| • |     | speculatively trade in Paychex stock; |

| • |     | short sell any securities of the Company; or |

| • |     | buy or sell puts or calls on the Company’s securities. |

Pledging of Company Stock We maintain a pledging policy for all Paychex directors, officers, and employees that prohibits pledging of Company securities for any purpose. Our pledging policy is posted on our website at https://investor.paychex.com/corporate-governance/governance-documents. Paychex, Inc. 2025 Proxy Statement •15

BENEFICIAL OWNERSHIP OF PAYCHEX COMMON STOCK The following table contains information, as of July 31, 2025, on the beneficial ownership of the Company’s common stock by:

| • |     | each principal stockholder known to be a beneficial owner of more than 5% of the Company’s common stock. This includes any “group” as that term is used in Section 13(d)(3) of the Securities Exchange Act of 1934, as amended (the “Exchange Act”); |

| • |     | each director and nominee for director; |

| • |     | each of the Company’s named executive officers (“NEOs”); and |

| • |     | all directors, NEOs, and executive officers of the Company as a group. |

| Name                                                                               |     | Amount of       
 Shares Owned(1) |     |            |     | RSUs          
 Vesting by    
 September 29, 
 2025(2)       |     |     |     | Stock Options  
 Exercisable by 
 September 29,  
 2025(3)        |     |           |     | Total Shares 
 Beneficially 
 Owned        |     |            |     | Percent  
 of Class |     |      |    |
| Principal Stockholders:                                                            |     |                 |     |            |     |               |     |     |     |