WRB W. R. Berkley Corporation
NYSE · SEC CIK 11544 · EDGAR
- Bought, last 12 months
- $705.46M 20 purchases by 2 insiders
- Sold, last 12 months
- $0 0 sales by 0 insiders
- Filings on record
- 122 since 2021-08-09, latest 2026-08-05 16:52
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| MS&AD Insurance Group Holdings, Inc. | 10% | $372.80M | — |
| MITSUI SUMITOMO INSURANCE CO LTD | 10% | $332.66M | — |
| Rusbuldt Robert Alan | Dir | — | — |
| Mattson Marie Angela | Dir | — | — |
| Mosley Daniel Lynn | Dir | — | — |
| Talisman Jonathan | Dir | — | — |
| Welt Philip S | EVP, Sec | — | — |
| Augostini Christopher L | Dir | — | — |
| Baio Richard Mark | EVP, CFO | — | — |
| Farrell Mary C | Dir | — | — |
Transactions 164
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-08-05 16:52 | 2026-08-03 | WRB | Welt Philip S | EVP, Sec | A - Grant | $0.00 | +14.1K | 214.6K | +7% | $0 | |
| 2026-08-05 16:52 | 2026-08-03 | WRB | Welt Philip S | EVP, Sec | F - Tax | $72.29 | -592 | 214.0K | -0.3% | -$42.8K | |
| 2026-08-05 16:52 | 2026-08-03 | WRB | Baio Richard Mark | EVP, CFO | A - Grant | $0.00 | +14.1K | 228.3K | +7% | $0 | |
| 2026-08-05 16:52 | 2026-08-03 | WRB | Baio Richard Mark | EVP, CFO | F - Tax | $72.29 | -650 | 227.6K | -0.3% | -$47.0K | |
| 2026-08-05 16:51 | 2026-08-03 | WRB | BERKLEY WILLIAM R JR | COB, Pres, CEO, Dir, 10% | A - Grant | $0.00 | +98.6K | 4.65M | +2% | $0 | |
| 2026-08-05 16:51 | 2026-08-03 | WRB | BERKLEY WILLIAM R JR | COB, Pres, CEO, Dir, 10% | F - Tax | $72.29 | -4,139 | 4.65M | -0.1% | -$299.2K | |
| 2026-08-05 16:51 | 2026-08-03 | WRB | SHIEL JAMES G | EVP - Investments | A - Grant | $0.00 | +14.1K | 811.3K | +2% | $0 | |
| 2026-08-05 16:51 | 2026-08-03 | WRB | SHIEL JAMES G | EVP - Investments | F - Tax | $72.29 | -650 | 810.6K | -0.1% | -$47.0K | |
| 2026-06-04 17:05 | 2026-06-03 | WRB | BERKLEY WILLIAM R | Executive COB, Dir, 10% | A - Grant | $0.00 | +3,090 | 17.37M | +0.0% | $0 | |
| 2026-06-04 17:00 | 2026-06-03 | WRB | Ferre Maria Luisa | Dir | A - Grant | $0.00 | +3,090 | 59.2K | +6% | $0 | |
| 2026-06-04 17:00 | 2026-06-03 | WRB | Mattson Marie Angela | Dir | A - Grant | $0.00 | +3,090 | 9,667 | +47% | $0 | |
| 2026-06-04 17:00 | 2026-06-03 | WRB | BERKLEY WILLIAM R JR | Pres, CEO, Dir | A - Grant | $0.00 | +3,090 | 4.56M | +0.1% | $0 | |
| 2026-06-04 16:59 | 2026-06-03 | WRB | Mosley Daniel Lynn | Dir | A - Grant | $0.00 | +3,090 | 14.9K | +26% | $0 | |
| 2026-06-04 16:57 | 2026-06-03 | WRB | Farrell Mary C | Dir | A - Grant | $0.00 | +3,090 | 19.4K | +19% | $0 | |
| 2026-06-04 16:57 | 2026-06-03 | WRB | Rusbuldt Robert Alan | Dir | A - Grant | $0.00 | +3,090 | 5,866 | +111% | $0 | |
| 2026-06-04 16:56 | 2026-06-03 | WRB | Augostini Christopher L | Dir | A - Grant | $0.00 | +3,090 | 109.9K | +3% | $0 | |
| 2026-06-04 16:54 | 2026-06-03 | WRB | BLAYLOCK RONALD E | Dir | A - Grant | $0.00 | +3,090 | 122.0K | +3% | $0 | |
| 2026-06-04 16:54 | 2026-06-03 | WRB | Talisman Jonathan | Dir | A - Grant | $0.00 | +3,090 | 33.2K | +10% | $0 | |
| MT | 2026-03-03 | 2026-03-02+ | WRB | MITSUI SUMITOMO INSURANCE CO LTD | 10% | P - Purchase | $72.61 | +258.2K | 58.71M | +0.4% | +$18.75M |
| MT | 2026-02-27 | 2026-02-26+ | WRB | MITSUI SUMITOMO INSURANCE CO LTD | 10% | P - Purchase | $71.65 | +300.0K | 58.52M | +0.5% | +$21.50M |
| MT | 2026-02-25 | 2026-02-23+ | WRB | MS&AD Insurance Group Holdings, Inc. | 10% | P - Purchase | $71.13 | +553.7K | 57.87M | +1.0% | +$39.38M |
| MT | 2026-02-20 | 2026-02-19+ | WRB | MS&AD Insurance Group Holdings, Inc. | 10% | P - Purchase | $70.70 | +505.6K | 57.67M | +0.9% | +$35.74M |
| MT | 2026-02-18 | 2026-02-17+ | WRB | MITSUI SUMITOMO INSURANCE CO LTD | 10% | P - Purchase | $70.91 | +566.4K | 57.16M | +1% | +$40.16M |
| MT | 2026-02-13 | 2026-02-12+ | WRB | MS&AD Insurance Group Holdings, Inc. | 10% | P - Purchase | $70.93 | +40.0K | 56.57M | +0.1% | +$2.84M |
| MT | 2026-02-11 | 2026-02-09+ | WRB | MS&AD Insurance Group Holdings, Inc. | 10% | P - Purchase | $69.68 | +98.0K | 56.55M | +0.2% | +$6.83M |
| MT | 2026-02-06 | 2026-02-05+ | WRB | MS&AD Insurance Group Holdings, Inc. | 10% | P - Purchase | $70.88 | +40.0K | 56.46M | +0.1% | +$2.84M |
| MT | 2026-02-04 | 2026-02-02+ | WRB | MITSUI SUMITOMO INSURANCE CO LTD | 10% | P - Purchase | $68.05 | +315.2K | 56.35M | +0.6% | +$21.45M |
| MT | 2026-01-30 | 2026-01-29+ | WRB | MITSUI SUMITOMO INSURANCE CO LTD | 10% | P - Purchase | $68.22 | +485.0K | 55.88M | +0.9% | +$33.09M |
| MT | 2026-01-28 | 2026-01-26+ | WRB | MS&AD Insurance Group Holdings, Inc. | 10% | P - Purchase | $67.35 | +1.03M | 54.96M | +2% | +$69.30M |
| MT | 2026-01-23 | 2026-01-22+ | WRB | MS&AD Insurance Group Holdings, Inc. | 10% | P - Purchase | $67.19 | +698.0K | 54.22M | +1% | +$46.90M |
| MT | 2026-01-21 | 2026-01-20+ | WRB | MS&AD Insurance Group Holdings, Inc. | 10% | P - Purchase | $67.64 | +630.0K | 53.57M | +1% | +$42.61M |
| MT | 2026-01-16 | 2026-01-15+ | WRB | MS&AD Insurance Group Holdings, Inc. | 10% | P - Purchase | $68.50 | +535.0K | 53.26M | +1% | +$36.65M |
| MT | 2026-01-14 | 2026-01-12+ | WRB | MITSUI SUMITOMO INSURANCE CO LTD | 10% | P - Purchase | $68.58 | +811.0K | 52.50M | +2% | +$55.62M |
| MT | 2026-01-09 | 2026-01-08+ | WRB | MITSUI SUMITOMO INSURANCE CO LTD | 10% | P - Purchase | $69.45 | +470.0K | 51.64M | +0.9% | +$32.64M |
| MT | 2026-01-07 | 2026-01-05+ | WRB | MITSUI SUMITOMO INSURANCE CO LTD | 10% | P - Purchase | $69.61 | +681.2K | 51.18M | +1% | +$47.42M |
| MT | 2026-01-02 | 2025-12-30+ | WRB | MS&AD Insurance Group Holdings, Inc. | 10% | P - Purchase | $70.12 | +672.7K | 50.76M | +1% | +$47.17M |
| MT | 2025-12-29 | 2025-12-23+ | WRB | MITSUI SUMITOMO INSURANCE CO LTD | 10% | P - Purchase | $70.53 | +879.6K | 49.89M | +2% | +$62.04M |
| MT | 2025-12-22 | 2025-12-18+ | WRB | MS&AD Insurance Group Holdings, Inc. | 10% | P - Purchase | $69.71 | +610.4K | 49.21M | +1% | +$42.55M |
| 2025-12-19 | 2025-12-18 | WRB | SHIEL JAMES G | EVP - Investments | G - Gift | $0.00 | -1,250 | 797.2K | -0.2% | $0 | |
| 2025-08-19 | 2025-08-15 | WRB | SHIEL JAMES G | EVP - Investments | A - Grant | $0.00 | +16.1K | 799.2K | +2% | $0 | |
| 2025-08-19 | 2025-08-15 | WRB | SHIEL JAMES G | EVP - Investments | F - Tax | $71.24 | -744 | 798.4K | -0.1% | -$53.0K | |
| 2025-08-19 | 2025-08-15 | WRB | Welt Philip S | EVP, Sec | F - Tax | $71.24 | -678 | 200.5K | -0.3% | -$48.3K | |
| 2025-08-19 | 2025-08-15 | WRB | Welt Philip S | EVP, Sec | A - Grant | $0.00 | +16.1K | 201.2K | +9% | $0 | |
| 2025-08-19 | 2025-08-15 | WRB | Sgaglione Lucille T | EVP | F - Tax | $71.24 | -717 | 241.0K | -0.3% | -$51.1K | |
| 2025-08-19 | 2025-08-15 | WRB | Sgaglione Lucille T | EVP | A - Grant | $0.00 | +16.1K | 241.8K | +7% | $0 | |
| 2025-08-19 | 2025-08-15 | WRB | BERKLEY WILLIAM R | Executive COB, Dir, 10% | F - Tax | $71.24 | -4,277 | 17.36M | -0.0% | -$304.7K | |
| 2025-08-19 | 2025-08-15 | WRB | BERKLEY WILLIAM R | Executive COB, Dir, 10% | A - Grant | $0.00 | +111.9K | 17.37M | +0.6% | $0 | |
| 2025-08-19 | 2025-08-15 | WRB | Baio Richard Mark | EVP, CFO | A - Grant | $0.00 | +16.1K | 214.9K | +8% | $0 | |
| 2025-08-19 | 2025-08-15 | WRB | Baio Richard Mark | EVP, CFO | F - Tax | $71.24 | -744 | 214.2K | -0.3% | -$53.0K | |
| 2025-08-19 | 2025-08-15 | WRB | BERKLEY WILLIAM R JR | Pres, CEO, Dir | A - Grant | $0.00 | +111.9K | 4.56M | +3% | $0 | |
| 2025-08-19 | 2025-08-15 | WRB | BERKLEY WILLIAM R JR | Pres, CEO, Dir | F - Tax | $71.24 | -4,696 | 4.55M | -0.1% | -$334.5K | |
| 2025-06-13 | 2025-06-11 | WRB | Ferre Maria Luisa | Dir | A - Grant | $0.00 | +2,776 | 56.1K | +5% | $0 | |
| 2025-06-13 | 2025-06-11 | WRB | BERKLEY WILLIAM R | Executive COB, Dir, 10% | A - Grant | $0.00 | +2,776 | 17.26M | +0.0% | $0 | |
| 2025-06-13 | 2025-06-11 | WRB | Talisman Jonathan | Dir | A - Grant | $0.00 | +2,776 | 30.1K | +10% | $0 | |
| 2025-06-13 | 2025-06-11 | WRB | Rusbuldt Robert Alan | Dir | A - Grant | $0.00 | +2,776 | 2,776 | New | $0 | |
| 2025-06-13 | 2025-06-11 | WRB | Farrell Mary C | Dir | A - Grant | $0.00 | +2,776 | 16.3K | +21% | $0 | |
| 2025-06-13 | 2025-06-11 | WRB | BERKLEY WILLIAM R JR | Pres, CEO, Dir | A - Grant | $0.00 | +2,776 | 4.45M | +0.1% | $0 | |
| 2025-06-13 | 2025-06-11 | WRB | Mattson Marie Angela | Dir | A - Grant | $0.00 | +2,776 | 6,577 | +73% | $0 | |
| 2025-06-13 | 2025-06-11 | WRB | Augostini Christopher L | Dir | A - Grant | $0.00 | +2,776 | 106.8K | +3% | $0 | |
| 2025-06-13 | 2025-06-11 | WRB | BLAYLOCK RONALD E | Dir | A - Grant | $0.00 | +2,776 | 118.9K | +2% | $0 | |
| 2025-06-13 | 2025-06-11 | WRB | Mosley Daniel Lynn | Dir | A - Grant | $0.00 | +2,776 | 11.8K | +31% | $0 | |
| 2025-01-10 | 2025-01-08 | WRB | SHIEL JAMES G | EVP - Investments | G - Gift | $0.00 | -208.0K | 783.1K | -21% | $0 | |
| 2024-12-27 | 2024-12-26 | WRB | SHIEL JAMES G | EVP - Investments | G - Gift | $0.00 | -1,500 | 991.1K | -0.2% | $0 | |
| 2024-08-19 | 2024-08-15 | WRB | SHIEL JAMES G | EVP - Investments | F - Tax | $57.75 | -806 | 992.6K | -0.1% | -$46.5K | |
| 2024-08-19 | 2024-08-15 | WRB | SHIEL JAMES G | EVP - Investments | A - Grant | $0.00 | +17.5K | 993.4K | +2% | $0 | |
| 2024-08-19 | 2024-08-15 | WRB | BERKLEY WILLIAM R | Executive COB, Dir, 10% | A - Grant | $0.00 | +120.4K | 17.26M | +0.7% | $0 | |
| 2024-08-19 | 2024-08-15 | WRB | BERKLEY WILLIAM R | Executive COB, Dir, 10% | F - Tax | $57.75 | -4,604 | 17.25M | -0.0% | -$265.9K | |
| 2024-08-19 | 2024-08-15 | WRB | Baio Richard Mark | EVP, CFO | F - Tax | $57.75 | -806 | 198.8K | -0.4% | -$46.5K | |
| 2024-08-19 | 2024-08-15 | WRB | Baio Richard Mark | EVP, CFO | A - Grant | $0.00 | +17.5K | 199.6K | +10% | $0 | |
| 2024-08-19 | 2024-08-15 | WRB | Sgaglione Lucille T | EVP | A - Grant | $0.00 | +17.5K | 226.4K | +8% | $0 | |
| 2024-08-19 | 2024-08-15 | WRB | Sgaglione Lucille T | EVP | F - Tax | $57.75 | -776 | 225.6K | -0.3% | -$44.8K | |
| 2024-08-19 | 2024-08-15 | WRB | Welt Philip S | EVP, Sec | F - Tax | $57.75 | -735 | 185.1K | -0.4% | -$42.4K | |
| 2024-08-19 | 2024-08-15 | WRB | Welt Philip S | EVP, Sec | A - Grant | $0.00 | +17.5K | 185.8K | +10% | $0 | |
| 2024-08-19 | 2024-08-15 | WRB | BERKLEY WILLIAM R JR | Pres, CEO, Dir | A - Grant | $0.00 | +120.4K | 4.45M | +3% | $0 | |
| 2024-08-19 | 2024-08-15 | WRB | BERKLEY WILLIAM R JR | Pres, CEO, Dir | F - Tax | $57.75 | -5,055 | 4.44M | -0.1% | -$291.9K | |
| 2024-06-12 | 2024-06-12 | WRB | Talisman Jonathan | Dir | A - Grant | $0.00 | +2,534 | 18.2K | +16% | $0 | |
| 2024-06-12 | 2024-06-12 | WRB | BERKLEY WILLIAM R | Executive COB, Dir, 10% | A - Grant | $0.00 | +2,534 | 11.42M | +0.0% | $0 | |
| 2024-06-12 | 2024-06-12 | WRB | Mosley Daniel Lynn | Dir | A - Grant | $0.00 | +2,534 | 6,013 | +73% | $0 | |
| 2024-06-12 | 2024-06-12 | WRB | SHAPIRO MARK L | Dir | A - Grant | $0.00 | +2,534 | 2,534 | New | $0 | |
| 2024-06-12 | 2024-06-12 | WRB | BERKLEY WILLIAM R JR | Pres, CEO, Dir | A - Grant | $0.00 | +2,534 | 2.88M | +0.1% | $0 | |
| 2024-06-12 | 2024-06-12 | WRB | Ferre Maria Luisa | Dir | A - Grant | $0.00 | +2,534 | 35.6K | +8% | $0 | |
| 2024-06-12 | 2024-06-12 | WRB | Farrell Mary C | Dir | A - Grant | $0.00 | +2,534 | 9,008 | +39% | $0 | |
| 2024-06-12 | 2024-06-12 | WRB | Mattson Marie Angela | Dir | A - Grant | $0.00 | +2,534 | 2,534 | New | $0 | |
| 2024-06-12 | 2024-06-12 | WRB | Augostini Christopher L | Dir | A - Grant | $0.00 | +2,534 | 69.3K | +4% | $0 | |
| 2024-06-12 | 2024-06-12 | WRB | BLAYLOCK RONALD E | Dir | A - Grant | $0.00 | +2,534 | 77.4K | +3% | $0 | |
| 2023-08-17 | 2023-08-15 | WRB | Welt Philip S | EVP, Sec | A - Grant | $0.00 | +7,951 | 112.6K | +8% | $0 | |
| 2023-08-17 | 2023-08-15 | WRB | Welt Philip S | EVP, Sec | F - Tax | $63.14 | -363 | 112.2K | -0.3% | -$22.9K | |
| 2023-08-17 | 2023-08-15 | WRB | BERKLEY WILLIAM R JR | Pres, CEO, Dir | F - Tax | $63.14 | -3,758 | 2.88M | -0.1% | -$237.3K | |
| 2023-08-17 | 2023-08-15 | WRB | BERKLEY WILLIAM R JR | Pres, CEO, Dir | A - Grant | $0.00 | +89.5K | 2.89M | +3% | $0 | |
| 2023-08-17 | 2023-08-15 | WRB | BERKLEY WILLIAM R | Executive COB, Dir, 10% | A - Grant | $0.00 | +89.5K | 11.43M | +0.8% | $0 | |
| 2023-08-17 | 2023-08-15 | WRB | BERKLEY WILLIAM R | Executive COB, Dir, 10% | F - Tax | $63.14 | -3,417 | 11.42M | -0.0% | -$215.7K | |
| 2023-08-17 | 2023-08-15 | WRB | SHIEL JAMES G | EVP - Investments | A - Grant | $0.00 | +13.1K | 651.2K | +2% | $0 | |
| 2023-08-17 | 2023-08-15 | WRB | SHIEL JAMES G | EVP - Investments | F - Tax | $63.14 | -601 | 650.6K | -0.1% | -$37.9K | |
| 2023-08-17 | 2023-08-15 | WRB | Baio Richard Mark | EVP, CFO | F - Tax | $63.14 | -564 | 121.4K | -0.5% | -$35.6K | |
| 2023-08-17 | 2023-08-15 | WRB | Baio Richard Mark | EVP, CFO | A - Grant | $0.00 | +12.3K | 122.0K | +11% | $0 | |
| 2023-08-17 | 2023-08-15 | WRB | Sgaglione Lucille T | EVP | A - Grant | $0.00 | +13.1K | 139.9K | +10% | $0 | |
| 2023-08-17 | 2023-08-15 | WRB | Sgaglione Lucille T | EVP | F - Tax | $63.14 | -592 | 139.3K | -0.4% | -$37.4K | |
| 2023-06-14 | 2023-06-14 | WRB | Mosley Daniel Lynn | Dir | A - Grant | $0.00 | +3,479 | 3,479 | New | $0 | |
| 2023-06-14 | 2023-06-14 | WRB | Augostini Christopher L | Dir | A - Grant | $0.00 | +3,479 | 66.8K | +5% | $0 | |
| 2023-06-14 | 2023-06-14 | WRB | BERKLEY WILLIAM R | Executive COB, Dir, 10% | A - Grant | $0.00 | +3,479 | 11.34M | +0.0% | $0 |
Purchase Sale Sale after option exercise All abbreviations