AUTOMATIC DATA PROCESSING INC (ADP) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-07-31 10b5-1 Pre-arranged Plan: Yes --- Issuer --- Name: AUTOMATIC DATA PROCESSING INC (ADP) CIK: 0000008670 --- Reporting Owner --- Name: Kwon David CIK: 0001872194 Role: Officer (Corp VP) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-07-31 | Code: M (Exercise of derivative) Shares: +250 | Price: $138.53 Total Value: $34,632.50 Shares Owned After: 9,909.553 | Ownership: D (Direct) Footnotes: [F1] The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person in September 2025. --- Derivative Transactions --- [Transaction #1] Security: Stock Option (Right to Buy) Date: 2026-07-31 | Code: M (Exercise of derivative) Shares: -250 | Price: $138.53 Exercisable: N/A | Expires: 2030-08-31 Shares Owned After: 1,137 | Ownership: D (Direct) --- Footnotes (Complete Index) --- F1: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person in September 2025. --- Signature --- /s/ /s/ David Kwon (2026-08-04)