ACGL
Arch Capital Group Ltd.
NASDAQ · Financial Services · Insurance - Diversified · BM
$98.10
−1.73%0
Insider buys (3m)
1
Insider sells (3m)
-$1.1M
Net value (3m)
+7.9%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Aug 20, 2026 | Morin Francois · officer: CFO and Treasurer | M-Exempt | 11,010 | $27 |
| Aug 20, 2026 | Morin Francois · officer: CFO and Treasurer | Sale | 11,010 | $99 |
| Jun 4, 2026 | Posner Brian S · director | Sale | 3,000 | $20 |
| May 12, 2026 | Posner Brian S · director | Sale | 2,000 | $17 |
| May 7, 2026 | BUNCE JOHN L JR · director | A-Award | 1,327 | $0.00 |
| May 7, 2026 | PASQUESI JOHN M · director, other: Chair | A-Award | 1,858 | $0.00 |
| May 7, 2026 | Goodman Laurie · director | A-Award | 2,071 | $0.00 |
| May 7, 2026 | Triplett Neal F · director | A-Award | 1,327 | $0.00 |
| May 7, 2026 | PASQUESI JOHN M · director, other: Chair | A-Award | 1,327 | $0.00 |
| May 7, 2026 | MOCZARSKI ALEXANDER S · director | A-Award | 2,071 | $0.00 |
| May 7, 2026 | KILCOYNE MOIRA A. · director | A-Award | 2,071 | $0.00 |
| May 7, 2026 | Ebong Francis · director | A-Award | 2,071 | $0.00 |
| May 7, 2026 | PASQUESI JOHN M · director, other: Chair | A-Award | 2,071 | $0.00 |
| May 7, 2026 | Posner Brian S · director | A-Award | 2,071 | $0.00 |
| May 7, 2026 | Triplett Neal F · director | A-Award | 2,071 | $0.00 |
| May 7, 2026 | MALLESCH EILEEN A · director | A-Award | 2,071 | $0.00 |
| May 7, 2026 | BUNCE JOHN L JR · director | A-Award | 2,071 | $0.00 |
| May 7, 2026 | Houston Daniel Joseph · director | A-Award | 1,327 | $0.00 |
| May 7, 2026 | KILCOYNE MOIRA A. · director | A-Award | 1,327 | $0.00 |
| May 7, 2026 | Houston Daniel Joseph · director | A-Award | 2,071 | $0.00 |
| May 4, 2026 | Houston Daniel Joseph · director | Purchase | 5,300 | $94 |
| Mar 12, 2026 | Papadopoulo Nicolas · director, officer: CEO | Sale | 21,930 | $96 |
| Mar 12, 2026 | Papadopoulo Nicolas · director, officer: CEO | M-Exempt | 21,930 | $19 |
| Mar 12, 2026 | Posner Brian S · director | Sale | 3,000 | $17 |
| Mar 12, 2026 | Gansberg David · officer: President, Arch Capital Group | Sale | 5,907 | $96 |
| Mar 12, 2026 | Gansberg David · officer: President, Arch Capital Group | M-Exempt | 10,770 | $19 |
| Mar 5, 2026 | PETRILLO LOUIS T · officer: Officer of Subsidiary | A-Award | 2,889 | $0.00 |
| Mar 5, 2026 | Todd Christine · officer: Chief Investment Officer | A-Award | 3,981 | $0.00 |
| Mar 5, 2026 | Todd Christine · officer: Chief Investment Officer | A-Award | 6,305 | $100 |
| Mar 5, 2026 | Gansberg David · officer: President, Arch Capital Group | F-InKind | 12,519 | $98 |
Institutional positioning
13F filings over the trailing two quarters
New 223Increased 638Reduced 740Sold out 105
| Filer | Action | Shares | Filed |
|---|---|---|---|
| BLACKROCK, INC. | Reduced | 31,354,204 | May 13, 2026 |
| BlackRock, Inc. | Reduced | 30,220,703 | Aug 7, 2026 |
| ARTISAN PARTNERS LIMITED PARTNERSHIP | Reduced | 22,666,011 | May 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 22,612,609 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Reduced | 22,221,428 | Aug 13, 2026 |
| Artisan Partners Limited Partnership | Reduced | 21,595,895 | Aug 13, 2026 |
| BAMCO INC /NY/ | Reduced | 16,709,759 | May 15, 2026 |
| STATE STREET CORP | Increased | 16,251,212 | Aug 7, 2026 |
| STATE STREET CORP | Reduced | 16,250,722 | May 15, 2026 |
| BAMCO INC /NY/ | Reduced | 15,872,450 | Aug 14, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 14,712,819 | May 8, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Reduced | 14,527,363 | Aug 13, 2026 |
| WCM INVESTMENT MANAGEMENT, LLC | Reduced | 12,602,412 | May 7, 2026 |
| WCM INVESTMENT MANAGEMENT, LLC | Reduced | 11,973,574 | Aug 13, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 10,586,271 | May 15, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Aug 20, 2026