AUTOMATIC DATA PROCESSING INC
Institutional investors holding ADP
| Investor | Weight | Quarter |
|---|---|---|
| Bill Ackman | 9.93% | 2019Q2 |
| Terry Smith | 5.78% | 2018Q2 |
| Francois Rochon | 3.12% | 2026Q1 |
| Viking Global Investors | 2.62% | 2007Q1 |
| David Einhorn | 2.24% | 2010Q1 |
| Mason Hawkins | 1.17% | 2003Q4 |
| Hillman Capital Management | 0.78% | 2012Q4 |
| First Eagle Investment Management | 0.77% | 2026Q1 |
| Jensen Investment Management | 0.42% | 2026Q1 |
| Tweedy Browne Co. | 0.27% | 2013Q4 |
| Mairs & Power | 0.26% | 2026Q1 |
| David Katz | 0.25% | 2026Q1 |
| Christopher Davis | 0.02% | 2013Q2 |
| Polen Capital Management | 0.00% | 2025Q4 |
| Dodge & Cox | 0.00% | 2021Q1 |
| Ruane Cunniff | 0.00% | 2016Q3 |
| Kenneth Fisher | 0.00% | 2026Q1 |
| Bill Nygren | 0.00% | 2025Q4 |
Congressional data coming soon
3
Total trades
$1.0M
Volume
1
Buys
2
Sells
Last trade: May 8, 2026
| Date | Insider | Type | Value |
|---|---|---|---|
| May 8, 2026 | Robert Holmes Swan | Sell | $180K |
| May 7, 2026 | Robert Holmes Swan | Buy | $746K |
Congressional trade data is being sourced and will appear here shortly.
| Apr 14, 2026 |
| Robert Holmes Swan |
| Sell |
| $106K |