| Insiders | Shares | % | Avg Price | Total $ | |
|---|---|---|---|---|---|
| Buys | 1 | +1,489,923 | 100% | $70.2 | +$104,586,236 |
| Sells | 0 | ||||
| Net | +1 | +1,489,923 | 100% | +$104,586,236 |
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Report Date |
|---|---|---|---|---|---|
| BERKLEY WILLIAM R | Executive Chairman, Director, 10%+ Owner | $6,187,365,464 | 15 Aug 2025 | ||
| WILLIAM R. BERKLEY JR | President and CEO, Director | $5,260,065,610 | 15 Aug 2025 | ||
| MITSUI SUMITOMO INSURANCE CO LTD | 10%+ Owner | $3,460,863,988 | +$42,548,370 | +1.2% | 23 Dec 2025 |
| JAMES G. SHIEL | EVP - Investments | $77,359,961 | 18 Dec 2025 | ||
| Lucille T. Sgaglione | Evp | $17,801,279 | 15 Aug 2025 | ||
| Richard M. Baio | Evp & Cfo | $16,801,634 | 15 Aug 2025 | ||
| Philip S. Welt | EVP & Secretary | $16,040,128 | 15 Aug 2025 | ||
| Mary C. Farrell | Director | $11,538,089 | 11 Jun 2025 | ||
| RONALD E. BLAYLOCK | Director | $10,585,857 | 11 Jun 2025 | ||
| MARK L. SHAPIRO | Director | $9,183,966 | 12 Jun 2024 | ||
| Christopher L. Augostini | Director | $7,802,678 | 11 Jun 2025 | ||
| MARK E. BROCKBANK | Director | $6,010,360 | 29 Jul 2022 | ||
| Maria Luisa Ferre | Director | $4,103,003 | 11 Jun 2025 | ||
| Jonathan Talisman | Director | $2,261,460 | 11 Jun 2025 | ||
| Daniel L. Mosley | Director | $861,978 | 11 Jun 2025 | ||
| Leigh Ann Pusey | Director | $834,332 | 01 Dec 2021 | ||
| Marie A. Mattson | Director | $480,647 | 11 Jun 2025 | ||
| Robert A. Rusbuldt | Director | $202,870 | 11 Jun 2025 |
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|