Arch Capital Group Ltd (ACGL)
Insider transactions
A complete record of Form 4 filings tracking every share acquisition and disposal by executives, directors, and senior officers. Filterable by date range and transaction type, the table exposes the direct market actions of those with the deepest knowledge of a company's operations — providing a factual, data-driven signal of internal conviction that complements traditional fundamental and technical analysis.
Transaction date | Executive | Executive Title | Security Type | Acquisition / Disposal | Shares | Share price |
|---|---|---|---|---|---|---|
| Aug 18, 2026 | MORIN, FRANCOIS | CFO and Treasurer | Stock Option (Right to Buy) | Disposal | 11,010 | $0 |
| Aug 18, 2026 | MORIN, FRANCOIS | CFO and Treasurer | Common Shares, $.0011 par value per share | Disposal | 11,010 | $99.32 |
| Aug 18, 2026 | MORIN, FRANCOIS | CFO and Treasurer | Common Shares, $.0011 par value per share | Acquisition | 11,010 | $27.09 |
| Aug 18, 2026 | MORIN, FRANCOIS | CFO and Treasurer | Stock Option (Right to Buy) | Acquisition | 11,010 | $0 |
| Jun 11, 2026 | PASQUESI, JOHN M | Director, CHAIR | Common Shares, $.0011 par value per share | Disposal | 1,006,700 | $0 |
| Jun 11, 2026 | PASQUESI, JOHN M | Director, CHAIR | Common Shares, $.0011 par value per share | Acquisition | 1,006,700 | $0 |
| Jun 3, 2026 | POSNER, BRIAN S | Director | Depositary Shares, Series F | Disposal | 3,000 | $19.66 |
| May 11, 2026 | POSNER, BRIAN S | Director | Depositary Shares, Series G | Disposal | 2,000 | $17.14 |
| May 5, 2026 | HOUSTON, DANIEL JOSEPH | Director | Common Shares, $.0011 par value per share | Acquisition | 1,327 | n/a |
| May 5, 2026 | KILCOYNE, MOIRA A. | Director | Common Shares, $.0011 par value per share | Acquisition | 2,071 | n/a |
| May 5, 2026 | PASQUESI, JOHN M | Director, Chair | Common Shares, $.0011 par value per share | Acquisition | 1,327 | n/a |
| May 5, 2026 | POSNER, BRIAN S | Director | Common Shares, $.0011 par value per share | Acquisition | 2,071 | n/a |
| May 5, 2026 | MOCZARSKI, ALEXANDER S | Director | Common Shares, $.0011 par value per share | Acquisition | 2,071 | n/a |
| May 5, 2026 | TRIPLETT, NEAL F | Director | Common Shares, $.0011 par value per share | Acquisition | 2,071 | n/a |
| May 5, 2026 | PASQUESI, JOHN M | Director, Chair | Common Shares, $.0011 par value per share | Acquisition | 2,071 | n/a |
| May 5, 2026 | BUNCE, JOHN L JR | Director | Common Shares, $.0011 par value per share | Acquisition | 1,327 | n/a |
| May 5, 2026 | MALLESCH, EILEEN A | Director | Common Shares, $.0011 par value per share | Acquisition | 2,071 | n/a |
| May 5, 2026 | PASQUESI, JOHN M | Director, Chair | Common Shares, $.0011 par value per share | Acquisition | 1,858 | n/a |
| May 5, 2026 | TRIPLETT, NEAL F | Director | Common Shares, $.0011 par value per share | Acquisition | 1,327 | n/a |
| May 5, 2026 | BUNCE, JOHN L JR | Director | Common Shares, $.0011 par value per share | Acquisition | 2,071 | n/a |
| May 5, 2026 | HOUSTON, DANIEL JOSEPH | Director | Common Shares, $.0011 par value per share | Acquisition | 2,071 | n/a |
| May 5, 2026 | KILCOYNE, MOIRA A. | Director | Common Shares, $.0011 par value per share | Acquisition | 1,327 | n/a |
| May 5, 2026 | EBONG, FRANCIS | Director | Common Shares, $.0011 par value per share | Acquisition | 2,071 | n/a |
| May 5, 2026 | GOODMAN, LAURIE | Director | Common Shares, $.0011 par value per share | Acquisition | 2,071 | n/a |
| Apr 30, 2026 | HOUSTON, DANIEL JOSEPH | Director | Common Shares, $.0011 par value per share | Acquisition | 5,300 | $94.09 |
| Mar 11, 2026 | POSNER, BRIAN S | Director | Depositary Shares, Series G | Disposal | 3,000 | $17.12 |
| Mar 10, 2026 | GANSBERG, DAVID | President, Arch Capital Group | Common Shares, $.0011 par value per share | Acquisition | 10,770 | $18.90 |
| Mar 10, 2026 | PAPADOPOULO, NICOLAS | Director, CEO | Stock Option (Right to Buy) | Disposal | 21,930 | $0 |
| Mar 10, 2026 | GANSBERG, DAVID | President, Arch Capital Group | Common Shares, $.0011 par value per share | Disposal | 5,907 | $96.37 |
| Mar 10, 2026 | PAPADOPOULO, NICOLAS | Director, CEO | Common Shares, $.0011 par value per share | Acquisition | 21,930 | $18.90 |
| Mar 10, 2026 | PAPADOPOULO, NICOLAS | Director, CEO | Common Shares, $.0011 par value per share | Disposal | 21,930 | $96.31 |
| Mar 10, 2026 | GANSBERG, DAVID | President, Arch Capital Group | Stock Option (Right to Buy) | Disposal | 10,770 | $0 |
| Mar 10, 2026 | GANSBERG, DAVID | President, Arch Capital Group | Stock Option (Right to Buy) | Acquisition | 10,770 | $0 |
| Mar 10, 2026 | PAPADOPOULO, NICOLAS | Director, CEO | Stock Option (Right to Buy) | Acquisition | 21,930 | $0 |
| Mar 4, 2026 | RAJEH, MAAMOUN | President, Arch Capital Group | Common Shares, $.0011 par value per share | Acquisition | 40,600 | $0 |
| Mar 4, 2026 | GANSBERG, DAVID | President, Arch Capital Group | Common Shares, $.0011 par value per share | Disposal | 12,519 | $98.42 |
| Mar 4, 2026 | PETRILLO, LOUIS T | Officer of Subsidiary | Common Shares, $.0011 par value per share | Disposal | 8,030 | $98.42 |
| Mar 4, 2026 | RAJEH, MAAMOUN | President, Arch Capital Group | Common Shares, $.0011 par value per share | Disposal | 40,600 | $0 |
| Mar 3, 2026 | RAJEH, MAAMOUN | President, Arch Capital Group | Common Shares, $.0011 par value per share | Acquisition | 6,843 | $0 |
| Mar 3, 2026 | PAPADOPOULO, NICOLAS | Director, CEO | Common Shares, $.0011 par value per share | Acquisition | 21,318 | $0 |
| Mar 3, 2026 | TODD, CHRISTINE | Chief Investment Officer | Stock Option (Right to Buy) | Acquisition | 14,238 | $0 |
| Mar 3, 2026 | PETRILLO, LOUIS T | Officer of Subsidiary | Common Shares, $.0011 par value per share | Acquisition | 2,889 | $0 |
| Mar 3, 2026 | PETRILLO, LOUIS T | Officer of Subsidiary | Stock Option (Right to Buy) | Acquisition | 10,331 | $0 |
| Mar 3, 2026 | TODD, CHRISTINE | Chief Investment Officer | Stock Option (Right to Buy) | Acquisition | 6,305 | $0 |
| Mar 3, 2026 | MORIN, FRANCOIS | CFO and Treasurer | Stock Option (Right to Buy) | Acquisition | 19,061 | $0 |
| Mar 3, 2026 | GANSBERG, DAVID | President, Arch Capital Group | Stock Option (Right to Buy) | Acquisition | 24,475 | $0 |
| Mar 3, 2026 | PAPADOPOULO, NICOLAS | Director, CEO | Stock Option (Right to Buy) | Acquisition | 76,243 | $0 |
| Mar 3, 2026 | GANSBERG, DAVID | President, Arch Capital Group | Common Shares, $.0011 par value per share | Acquisition | 6,843 | $0 |
| Mar 3, 2026 | TODD, CHRISTINE | Chief Investment Officer | Common Shares, $.0011 par value per share | Acquisition | 3,981 | $0 |
| Mar 3, 2026 | RAJEH, MAAMOUN | President, Arch Capital Group | Stock Option (Right to Buy) | Acquisition | 24,475 | $0 |
| Mar 3, 2026 | MORIN, FRANCOIS | CFO and Treasurer | Common Shares, $.0011 par value per share | Acquisition | 5,329 | $0 |
| Feb 27, 2026 | PETRILLO, LOUIS T | Officer of Subsidiary | Common Shares, $.0011 par value per share | Disposal | 312 | $100.15 |
| Feb 27, 2026 | GANSBERG, DAVID | President, Arch Capital Group | Common Shares, $.0011 par value per share | Disposal | 553 | $100.15 |
| Feb 24, 2026 | PETRILLO, LOUIS T | Officer of Subsidiary | Common Shares, $.0011 par value per share | Acquisition | 17,136 | $0 |
| Feb 24, 2026 | PAPADOPOULO, NICOLAS | Director, CEO | Common Shares, $.0011 par value per share | Acquisition | 46,674 | $0 |
| Feb 24, 2026 | TODD, CHRISTINE | Chief Investment Officer | Common Shares, $.0011 par value per share | Acquisition | 25,046 | $0 |
| Feb 24, 2026 | PETRILLO, LOUIS T | Officer of Subsidiary | Common Shares, $.0011 par value per share | Disposal | 412 | $99.18 |
| Feb 24, 2026 | MORIN, FRANCOIS | CFO and Treasurer | Common Shares, $.0011 par value per share | Acquisition | 27,432 | $0 |
| Feb 24, 2026 | GANSBERG, DAVID | President, Arch Capital Group | Common Shares, $.0011 par value per share | Disposal | 509 | $99.18 |
| Feb 24, 2026 | GANSBERG, DAVID | President, Arch Capital Group | Common Shares, $.0011 par value per share | Acquisition | 28,546 | $0 |
| Feb 24, 2026 | RAJEH, MAAMOUN | President, Arch Capital Group | Common Shares, $.0011 par value per share | Acquisition | 28,546 | $0 |
| Feb 11, 2026 | RAJEH, MAAMOUN | President, Arch Capital Group | Stock Option (Right to Buy) | Disposal | 15,930 | $0 |
| Feb 11, 2026 | RAJEH, MAAMOUN | President, Arch Capital Group | Common Shares, $.0011 par value per share | Acquisition | 31,500 | $27.13 |
| Feb 11, 2026 | RAJEH, MAAMOUN | President, Arch Capital Group | Common Shares, $.0011 par value per share | Disposal | 47,430 | $96.12 |
| Feb 11, 2026 | RAJEH, MAAMOUN | President, Arch Capital Group | Stock Option (Right to Buy) | Disposal | 31,500 | $0 |
| Feb 11, 2026 | RAJEH, MAAMOUN | President, Arch Capital Group | Common Shares, $.0011 par value per share | Acquisition | 15,930 | $27.09 |
| Feb 11, 2026 | RAJEH, MAAMOUN | President, Arch Capital Group | Stock Option (Right to Buy) | Acquisition | 15,930 | $0 |
| Feb 11, 2026 | RAJEH, MAAMOUN | President, Arch Capital Group | Stock Option (Right to Buy) | Acquisition | 31,500 | $0 |
| Dec 15, 2025 | PASQUESI, JOHN M | Director, CHAIR | Common Shares, $.0011 par value per share | Disposal | 8,800 | $94.17 |
| Dec 12, 2025 | PASQUESI, JOHN M | Director, CHAIR | Common Shares, $.0011 par value per share | Disposal | 28,866 | $93.81 |
| Dec 12, 2025 | PASQUESI, JOHN M | Director, CHAIR | Common Shares, $.0011 par value per share | Disposal | 175,000 | $93.91 |
| Dec 12, 2025 | PASQUESI, JOHN M | Director, CHAIR | Common Shares, $.0011 par value per share | Disposal | 53,000 | $0 |
| Dec 10, 2025 | PETRILLO, LOUIS T | OFFICER OF SUBSIDIARY | Common Shares, $.0011 par value per share | Disposal | 42 | $0 |
| Dec 10, 2025 | PETRILLO, LOUIS T | OFFICER OF SUBSIDIARY | Common Shares, $.0011 par value per share | Acquisition | 14 | $0 |
| Nov 28, 2025 | MORIN, FRANCOIS | EVP AND CFO | Common Shares, $.0011 par value per share | Disposal | 8,000 | $94.62 |
| Nov 19, 2025 | GANSBERG, DAVID | President, Arch Capital Group | Common Shares, $.0011 par value per share | Disposal | 9,494 | $91.17 |