SEC Form 4 · accession 0001225208-26-007601
AUTOMATIC DATA PROCESSING INC · ADP
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Maria Black
Officer — President & CEO
Period of report
Sep 1, 2026
Accepted (ET)
Sep 3, 2026 · 4:06 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0000008670
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Sep 1, 2026 | A | 21,689 | $0.00 | A | 141,650 | D | |
| Common Stock | Sep 1, 2026 | F | 31,215 | $283.49 | D | 110,434 | D | |
| Common StockF2 | Sep 2, 2026 | S | 214 | $279.2119 | D | 110,220 | D | |
| Common StockF2 | Sep 2, 2026 | S | 256 | $279.4446 | D | 109,964 | D | |
| Common StockF2 | Sep 2, 2026 | S | 559 | $279.9339 | D | 109,405 | D | |
| Common StockF2 | Sep 2, 2026 | S | 610 | $281.8625 | D | 108,795 | D | |
| Common StockF2 | Sep 2, 2026 | S | 700 | $278.5886 | D | 108,095 | D | |
| Common StockF2 | Sep 2, 2026 | S | 760 | $281.6961 | D | 107,335 | D | |
| Common StockF2 | Sep 2, 2026 | S | 786 | $280.2682 | D | 106,549 | D | |
| Common StockF2 | Sep 2, 2026 | S | 1,018 | $281.5993 | D | 105,531 | D | |
| Common StockF2 | Sep 2, 2026 | S | 1,018 | $280.5952 | D | 104,513 | D | |
| Common StockF2 | Sep 2, 2026 | S | 1,193 | $280.9598 | D | 103,320 | D | |
| Common StockF2 | Sep 2, 2026 | S | 1,483 | $281.1319 | D | 101,837 | D | |
| Common StockF2 | Sep 2, 2026 | S | 2,898 | $279.7355 | D | 98,939 | D | |
| Common StockF2 | Sep 2, 2026 | S | 7,724 | $281.6597 | D | 91,215 | D | |
| Common StockF2 | Sep 2, 2026 | S | 10,591 | $280.8179 | D | 80,624 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1In the form of restricted stock units, which are convertible into common stock on a one-for-one basis and vest ratably over 3 years.
- F2The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person in September 2025.