ADP's three largest insider shareholders as of May 04, 2026 are Michael A Bonarti (Corporate Vice President, 80.41K shares), Michael A Bonarti (Corporate Vice President, 80.41K shares), John P Iii Jones (Director, 65.10K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Michael A Bonarti | Corporate Vice President | 80,414 | 0 | 15 Dec, 2025 |
| Michael A Bonarti | Corporate Vice President | 80,414 | 0 | 15 Dec, 2025 |
| John P Iii Jones | - | 65,101 | 0 | 07 Nov, 2024 |
| Sreenivasa Kutam | Corp Vp | 40,686 | 0 | 13 Jan, 2026 |
| Sreenivasa Kutam | Corp Vp | 40,686 | 0 | 13 Jan, 2026 |
| Donald Weinstein | Corporate Vp | 32,950 | 0 | 13 Jan, 2023 |
| Donald Weinstein | Corporate Vp | 32,950 | 0 | 13 Jan, 2023 |
| Michael C Eberhard | Corporate Vice President | 32,399 | 0 | 06 Sep, 2022 |
| Michael C Eberhard | Corporate Vice President | 32,399 | 0 | 06 Sep, 2022 |
| Deborah L Dyson | Corp. Vp | 26,663 | 0 | 06 Apr, 2022 |
| Deborah L Dyson | Corp. Vp | 26,663 | 0 | 06 Apr, 2022 |
| Peter Bisson | - | 22,769 | 0 | 14 Nov, 2025 |
| Peter Bisson | - | 22,769 | 0 | 14 Nov, 2025 |
| Carlos A Rodriguez | Executive Chair | 22,728 | 0 | 14 Nov, 2025 |
| Carlos A Rodriguez | Executive Chair | 22,728 | 0 | 14 Nov, 2025 |
| Stuart Sackman | Corp. Vp | 22,645 | 0 | 05 Jan, 2022 |
| Stuart Sackman | Corp. Vp | 22,645 | 0 | 05 Jan, 2022 |
| Sandra S Wijnberg | - | 20,505 | 0 | 14 Nov, 2025 |
| Sandra S Wijnberg | - | 20,505 | 0 | 14 Nov, 2025 |
| John Ayala | Corp. Vp | 17,971 | 0 | 06 Jan, 2025 |
| John Ayala | Corp. Vp | 17,971 | 0 | 06 Jan, 2025 |
| Don Mcguire | Corp Vp | 17,684 | 0 | 05 Sep, 2025 |
| Don Mcguire | Corp Vp | 17,684 | 0 | 05 Sep, 2025 |
| Joseph Desilva | Executive Vp | 17,458 | 0 | 05 Jan, 2026 |
| Joseph Desilva | Executive Vp | 17,458 | 0 | 05 Jan, 2026 |
| Thomas J Lynch | - | 16,987 | 0 | 14 Nov, 2025 |
| Brian L. Michaud | Executive Vp | 15,310 | 0 | 09 Feb, 2026 |
| Brian L. Michaud | Executive Vp | 15,310 | 0 | 09 Feb, 2026 |
| Carlos A Rodriguez | President Ceo | 0 | 13,813 | 10 Dec, 2021 |
| Carlos A Rodriguez | President Ceo | 0 | 13,813 | 10 Dec, 2021 |
| Virginia Magliulo | Executive Vp | 13,593 | 0 | 03 Sep, 2025 |
| Virginia Magliulo | Executive Vp | 13,593 | 0 | 03 Sep, 2025 |
| Francine S Katsoudas | - | 11,634 | 0 | 14 Nov, 2025 |
| Francine S Katsoudas | - | 11,634 | 0 | 14 Nov, 2025 |
| David Kwon | Corp Vp | 11,187 | 0 | 14 Jan, 2026 |
| David Kwon | Corp Vp | 11,187 | 0 | 14 Jan, 2026 |
| David Foskett | Corp. Vp | 10,954 | 0 | 09 Feb, 2026 |
| David Foskett | Corp. Vp | 10,954 | 0 | 09 Feb, 2026 |
| Peter J Hadley | Cfo | 10,921 | 0 | 03 Sep, 2025 |
| Peter J Hadley | Cfo | 10,921 | 0 | 03 Sep, 2025 |
| Nazzic S Keene | - | 9,717 | 0 | 14 Nov, 2025 |
| James T Sperduto | Corp Vp | 8,375 | 0 | 03 Nov, 2022 |
| James T Sperduto | Corp Vp | 8,375 | 0 | 03 Nov, 2022 |
| Christopher D'Ambrosio | Corp. Vp | 8,369 | 0 | 15 Apr, 2026 |
| Kareem Rogers | Corp. Vp | 7,205 | 0 | 06 Sep, 2022 |
| Kareem Rogers | Corp. Vp | 7,205 | 0 | 06 Sep, 2022 |
| Paul Boland | Corp. Vp | 7,162 | 0 | 03 Sep, 2025 |
| Paul Boland | Corp. Vp | 7,162 | 0 | 03 Sep, 2025 |
| Laura G Brown | Corp. Vp | 6,016 | 0 | 04 Oct, 2022 |
| Laura G Brown | Corp. Vp | 6,016 | 0 | 04 Oct, 2022 |
| Augusto J Blanchard | Corp Vp | 4,940 | 0 | 06 Sep, 2022 |
| Augusto J Blanchard | Corp Vp | 4,940 | 0 | 06 Sep, 2022 |
| Jonathan S Lehberger | Corp. Vp | 4,488 | 0 | 03 Sep, 2025 |
| Jonathan S Lehberger | Corp. Vp | 4,488 | 0 | 03 Sep, 2025 |
| Brock Albinson | Corp. Vp | 4,025 | 0 | 05 Mar, 2024 |
| Brock Albinson | Corp. Vp | 4,025 | 0 | 05 Mar, 2024 |
| Alexander Quevedo | Corp Vp | 3,860 | 0 | 06 Sep, 2022 |
| Alexander Quevedo | Corp Vp | 3,860 | 0 | 06 Sep, 2022 |
| James T Sperduto | Corp Vp | 0 | 1,693 | 06 Sep, 2022 |
| James T Sperduto | Corp Vp | 0 | 1,693 | 06 Sep, 2022 |
| Robert Holmes Swan | - | 1,453 | 0 | 14 Nov, 2025 |
| Robert Holmes Swan | - | 1,453 | 0 | 14 Nov, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 14 Apr, 2026 | Christopher D'Ambrosio | Common Stock | D | 543 | $195.74 | 8,369 | D | S |
| 16 Mar, 2026 | Christopher D'Ambrosio | Common Stock | D | 543 | $208.45 | 8,912 | D | S |
| 17 Feb, 2026 | Christopher D'Ambrosio | Common Stock | D | 543 | $212.43 | 9,455 | D | S |
| 05 Feb, 2026 | David Foskett | Common Stock | D | 266 | $237.00 | 10,954 | D | S |
| 06 Feb, 2026 | Brian L. Michaud | Common Stock | D | 1,000 | $234.18 | 15,310 | D | S |
| 06 Feb, 2026 | Brian L. Michaud | Common Stock | D | 1,000 | $234.18 | 15,310 | D | S |
| 05 Feb, 2026 | David Foskett | Common Stock | D | 266 | $237.00 | 10,954 | D | S |
| 02 Feb, 2026 | Brian L. Michaud | Common Stock | D | 132 | $246.82 | 16,310 | D | F |
| 02 Feb, 2026 | Brian L. Michaud | Common Stock | D | 132 | $246.82 | 16,310 | D | F |
| 30 Jan, 2026 | David Foskett | Common Stock | D | 586 | $246.82 | 11,220 | D | F |
| 30 Jan, 2026 | David Foskett | Common Stock | D | 586 | $246.82 | 11,220 | D | F |
| 12 Jan, 2026 | David Kwon | Common Stock | D | 806 | $264.80 | 11,187 | D | S |
| 13 Jan, 2026 | Christopher D'Ambrosio | Common Stock | D | 543 | $262.29 | 9,998 | D | S |
| 12 Jan, 2026 | David Kwon | Common Stock | D | 806 | $264.80 | 11,187 | D | S |
| 12 Jan, 2026 | Sreenivasa Kutam | Common Stock | D | 85 | $266.02 | 40,686 | D | F |
| 12 Jan, 2026 | Sreenivasa Kutam | Common Stock | D | 85 | $266.02 | 40,686 | D | F |
| 06 Jan, 2026 | David Kwon | Common Stock | A | 1,137 | $138.53 | 12,893 | D | M |
| 06 Jan, 2026 | David Kwon | Common Stock | A | 1,137 | $138.53 | 12,893 | D | M |
| 06 Jan, 2026 | David Kwon | Common Stock | D | 900 | $260.00 | 11,993 | D | S |
| 06 Jan, 2026 | David Kwon | Common Stock | D | 900 | $260.00 | 11,993 | D | S |