ARCH CAPITAL GROUP LTD. (ACGL)
Financials · Fire, Marine & Casualty Insurance
ARCH CAPITAL GROUP LTD. (ACGL) stock research on InvestAtlant: institutional ownership from 13F filings, insider Form 4 activity, and SEC context.
Top institutional holders (2026-Q3)
| Institution | Shares | Value | % Outstanding |
|---|---|---|---|
| COOKE & BIELER LP | 1,831,651 | 69.17M | — |
| Sumitomo Mitsui Trust Group, Inc. | 853,270 | $78.81M | — |
| WEDBUSH SECURITIES INC | 740,334 | $387 | — |
| GENERAL AMERICAN INVESTORS CO INC | 530,200 | $48.97M | — |
| TSFG, LLC | 338,865 | — | — |
| CONFLUENCE INVESTMENT MANAGEMENT LLC | 315,201 | $29.11M | — |
| ARGA Investment Management, LP | 288,612 | $26.66M | — |
| PhiloSmith Capital Corp | 286,070 | $26.42M | — |
Recent insider transactions
| Date | Insider | Title | Type | Value |
|---|---|---|---|---|
| 2026-08-18 | Morin Francois | CFO and Treasurer | Sale | .09M |
| 2026-06-03 | Posner Brian S | Director | Sale | $59.0K |
| 2026-05-11 | Posner Brian S | Director | Sale | $34.3K |
| 2026-04-30 | Houston Daniel Joseph | Director | Purchase | $498.7K |
| 2026-03-11 | Posner Brian S | Director | Sale | $51.3K |
| 2026-03-10 | Gansberg David | President, Arch Capital Group | Sale | $569.3K |
| 2026-03-10 | Papadopoulo Nicolas | CEO, Director | Sale | $2.11M |