| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For ACGL | |||||
| 2026-05-11 | Posner, Brian S | Director | Sold | 2000 | $17.14 |
| 2026-05-05 | Triplett, Neal F | Director | Purchased | 1327 | $0.00 |
| 2026-05-05 | Houston, Daniel Joseph | Director | Purchased | 1327 | $0.00 |
| 2026-05-05 | Goodman, Laurie | Director | Purchased | 2071 | $0.00 |
| 2026-05-05 | Ebong, Francis | Director | Purchased | 2071 | $0.00 |
| 2026-05-05 | Bunce, John L Jr | Director | Purchased | 2071 | $0.00 |
| 2026-05-05 | Bunce, John L Jr | Director | Purchased | 1327 | $0.00 |
| 2026-05-05 | Posner, Brian S | Director | Purchased | 2071 | $0.00 |
| 2026-05-05 | Pasquesi, John M | Director, Chair | Purchased | 2071 | $0.00 |
| 2026-05-05 | Pasquesi, John M | Director, Chair | Purchased | 1327 | $0.00 |
| 2026-05-05 | Pasquesi, John M | Director, Chair | Purchased | 1858 | $0.00 |
| 2026-05-05 | Triplett, Neal F | Director | Purchased | 2071 | $0.00 |
| 2026-05-05 | Kilcoyne, Moira A. | Director | Purchased | 1327 | $0.00 |
| 2026-05-05 | Kilcoyne, Moira A. | Director | Purchased | 2071 | $0.00 |
| 2026-05-05 | Mallesch, Eileen A | Director | Purchased | 2071 | $0.00 |
| 2026-05-05 | Houston, Daniel Joseph | Director | Purchased | 2071 | $0.00 |
| 2026-05-05 | Moczarski, Alexander S | Director | Purchased | 2071 | $0.00 |
| 2026-04-30 | Houston, Daniel Joseph | Director | Purchased | 5300 | $94.09 |
| 2026-03-11 | Posner, Brian S | Director | Sold | 3000 | $17.12 |
| 2026-03-10 | Gansberg, David | President, Arch Capital Group | Sold | 5907 | $96.37 |