ARCH CAPITAL GROUP LTD. (ACGL) has 304 open-market insider trades by 26 insiders since 2006. Over the last six months insiders net sold $688K. The most active filer is Mark Donald Lyons, CFO & VP +1.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| John M. Pasquesi | Dir | — | 22 | $192.0M | 2026-06-11 |
| Marc Grandisson | CEO | — | 24 | $130.7M | 2024-02-27 |
| Constantine Iordanou | CEOChairman | — | 30 | $94.5M | 2019-09-11 |
| Nicolas Papadopoulo | CEO | — | 13 | $67.6M | 2026-03-10 |
| Kewsong Lee | Dir | — | 3 | $63.8M | 2017-05-04 |
| Sean Carney | Dir | — | 2 | $60.1M | 2010-05-05 |
| Mark Donald Lyons | CFOVPTreasurer | — | 62 | $37.3M | 2018-05-15 |
| Louis T. Petrillo | — | — | 24 | $33.0M | 2026-03-04 |
| Maamoun Rajeh | Pres | — | 14 | $30.8M | 2026-03-04 |
| Francois Morin | CFOTreasurer | — | 16 | $19.7M | 2026-08-18 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Francois Morin | CFO & Treasurer | Sell | $1.1M | 2026-08-18 |
| Brian S. Posner | Director | Sell | $59K | 2026-06-03 |
| Brian S. Posner | Director | Sell | $34K | 2026-05-11 |
| Daniel Joseph Houston | Director | Buy | $499K | 2026-04-30 |
| Brian S. Posner | Director | Sell | $51K | 2026-03-11 |
| David Gansberg | President & Arch Capital Group | Sell | $569K |
Companies that share insiders with ACGL, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| 2026-03-10 |
| Nicolas Papadopoulo | CEO | Sell | $2.1M | 2026-03-10 |
| Maamoun Rajeh | President | Sell | $4.6M | 2026-02-11 |
| John M. Pasquesi | Director | Sell | $22.7M | 2025-12-12 |
| Francois Morin | CFO & VP | Sell | $757K | 2025-11-28 |
| Maamoun Rajeh | President | Sell | $942K | 2025-08-22 |
| Brian S. Posner | Director | Buy | $17K | 2025-08-01 |
| Francois Morin | CFO & VP | Sell | $2.4M | 2025-05-16 |
| John M. Pasquesi | Director | Sell | $18.7M | 2025-05-12 |
| Louis T. Petrillo | — | Sell | $3.1M | 2025-05-09 |