Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2026-03-02 Purchase | 2026-03-03 8:00 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 258,176 | $72.61 | $18,745,005 | 58,780,450 (Direct) | View |
| 2026-02-26 Purchase | 2026-02-27 7:30 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 300,000 | $71.65 | $21,494,315 | 58,522,274 (Direct) | View |
| 2026-02-23 Purchase | 2026-02-25 8:02 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 553,654 | $71.13 | $39,381,432 | 58,222,274 (Direct) | View |
| 2026-02-19 Purchase | 2026-02-20 7:34 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 505,582 | $70.7 | $35,744,460 | 57,668,620 (Direct) | View |
| 2026-02-17 Purchase | 2026-02-18 6:30 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 566,386 | $70.92 | $40,166,492 | 57,163,038 (Direct) | View |
| 2026-02-12 Purchase | 2026-02-13 8:30 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 40,000 | $70.93 | $2,837,252 | 56,596,652 (Direct) | View |
| 2026-02-09 Purchase | 2026-02-11 8:30 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 97,996 | $69.68 | $6,828,152 | 56,556,652 (Direct) | View |
| 2026-02-05 Purchase | 2026-02-06 8:46 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 40,000 | $70.88 | $2,835,251 | 56,458,656 (Direct) | View |
| 2026-02-02 Purchase | 2026-02-04 7:45 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 315,221 | $68.05 | $21,451,897 | 56,418,656 (Direct) | View |
| 2026-01-29 Purchase | 2026-01-30 7:30 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 485,000 | $68.22 | $33,087,353 | 56,103,435 (Direct) | View |
| 2026-01-26 Purchase | 2026-01-28 8:30 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 1,028,931 | $67.35 | $69,297,690 | 55,618,435 (Direct) | View |
| 2026-01-22 Purchase | 2026-01-23 7:30 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 698,000 | $67.19 | $46,898,492 | 54,589,504 (Direct) | View |
| 2026-01-20 Purchase | 2026-01-21 7:30 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 630,000 | $67.64 | $42,612,018 | 53,891,504 (Direct) | View |
| 2026-01-15 Purchase | 2026-01-16 7:00 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 535,000 | $68.49 | $36,644,801 | 53,261,504 (Direct) | View |
| 2026-01-12 Purchase | 2026-01-14 9:36 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 811,041 | $68.58 | $55,622,807 | 52,726,504 (Direct) | View |
| 2026-01-08 Purchase | 2026-01-09 8:00 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 470,000 | $69.45 | $32,640,884 | 51,915,463 (Direct) | View |
| 2026-01-05 Purchase | 2026-01-07 7:30 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 681,218 | $69.61 | $47,416,247 | 51,445,463 (Direct) | View |
| 2025-12-30 Purchase | 2026-01-02 7:00 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 672,734 | $70.11 | $47,167,124 | 50,764,245 (Direct) | View |
| 2025-12-23 Purchase | 2025-12-29 7:00 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 879,573 | $70.53 | $62,037,866 | 50,091,511 (Direct) | View |
| 2025-12-18 Purchase | 2025-12-22 8:45 pm | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 610,350 | $69.71 | $42,548,370 | 49,211,938 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2025-12-18 Gift | 2025-12-19 5:27 pm | N/A N/A | BERKLEY W R CORP | WRB | SHIEL JAMES G EVP - Investments | 1,250 | $0 | 1,005,197 (Direct) | View |
Ownership | 2025-12-11 5:05 pm | N/A N/A | BERKLEY W R CORP | WRB | MITSUI SUMITOMO INSURANCE CO LTD MS&AD Insurance Group Holdings Inc. 10% Owner | 0 | $0 | 48,601,588 (Direct) | View |
| 2025-08-15 Tax Withholding | 2025-08-19 6:32 pm | N/A N/A | BERKLEY W R CORP | WRB | SHIEL JAMES G EVP - Investments | 744 | $71.23 | 1,006,447 (Direct) | View |
| 2025-08-15 Option Award | 2025-08-19 6:32 pm | N/A N/A | BERKLEY W R CORP | WRB | SHIEL JAMES G EVP - Investments | 16,126 | $0 | 1,006,447 (Direct) | View |
| 2025-08-15 Tax Withholding | 2025-08-19 6:31 pm | N/A N/A | BERKLEY W R CORP | WRB | Sgaglione Lucille T EVP | 717 | $71.23 | 249,784 (Direct) | View |
| 2025-08-15 Option Award | 2025-08-19 6:31 pm | N/A N/A | BERKLEY W R CORP | WRB | Sgaglione Lucille T EVP | 16,126 | $0 | 249,784 (Direct) | View |
| 2025-08-15 Tax Withholding | 2025-08-19 6:31 pm | N/A N/A | BERKLEY W R CORP | WRB | Welt Philip S EVP & Secretary | 678 | $71.23 | 224,863 (Direct) | View |
| 2025-08-15 Option Award | 2025-08-19 6:31 pm | N/A N/A | BERKLEY W R CORP | WRB | Welt Philip S EVP & Secretary | 16,126 | $0 | 224,863 (Direct) | View |
| 2025-08-15 Tax Withholding | 2025-08-19 6:30 pm | N/A N/A | BERKLEY W R CORP | WRB | Baio Richard Mark EVP & CFO | 744 | $71.23 | 235,590 (Direct) | View |
| 2025-08-15 Option Award | 2025-08-19 6:30 pm | N/A N/A | BERKLEY W R CORP | WRB | Baio Richard Mark EVP & CFO | 16,126 | $0 | 235,590 (Direct) | View |
| 2025-08-15 Tax Withholding | 2025-08-19 6:29 pm | N/A N/A | BERKLEY W R CORP | WRB | BERKLEY WILLIAM R JR President and CEO | 4,696 | $71.23 | 72,971,803 (Direct) | View |
| 2025-08-15 Option Award | 2025-08-19 6:29 pm | N/A N/A | BERKLEY W R CORP | WRB | BERKLEY WILLIAM R JR President and CEO | 111,869 | $0 | 72,971,803 (Direct) | View |
| 2025-08-15 Tax Withholding | 2025-08-19 6:29 pm | N/A N/A | BERKLEY W R CORP | WRB | BERKLEY WILLIAM R Executive Chairman 10% Owner | 4,277 | $71.23 | 85,986,682 (Direct) | View |
| 2025-08-15 Option Award | 2025-08-19 6:29 pm | N/A N/A | BERKLEY W R CORP | WRB | BERKLEY WILLIAM R Executive Chairman 10% Owner | 111,869 | $0 | 85,986,682 (Direct) | View |
| 2025-06-11 Option Award | 2025-06-13 5:05 pm | N/A N/A | BERKLEY W R CORP | WRB | BERKLEY WILLIAM R Executive Chairman 10% Owner | 2,776 | $0 | 85,879,090 (Direct) | View |
| 2025-06-11 Option Award | 2025-06-13 5:05 pm | N/A N/A | BERKLEY W R CORP | WRB | Mosley Daniel Lynn Director | 2,776 | $0 | 11,795 (Direct) | View |
| 2025-06-11 Option Award | 2025-06-13 5:04 pm | N/A N/A | BERKLEY W R CORP | WRB | Mattson Marie Angela Director | 2,776 | $0 | 6,577 (Direct) | View |
| 2025-06-11 Option Award | 2025-06-13 5:04 pm | N/A N/A | BERKLEY W R CORP | WRB | Ferre Maria Luisa Director | 2,776 | $0 | 56,144 (Direct) | View |
| 2025-06-11 Option Award | 2025-06-13 5:04 pm | N/A N/A | BERKLEY W R CORP | WRB | Talisman Jonathan Director | 2,776 | $0 | 30,945 (Direct) | View |
| 2025-06-11 Option Award | 2025-06-13 5:03 pm | N/A N/A | BERKLEY W R CORP | WRB | Farrell Mary C Director | 2,776 | $0 | 157,883 (Direct) | View |
| 2025-06-11 Option Award | 2025-06-13 5:03 pm | N/A N/A | BERKLEY W R CORP | WRB | BERKLEY WILLIAM R JR President and CEO | 2,776 | $0 | 72,864,630 (Direct) | View |
| 2025-06-11 Option Award | 2025-06-13 5:02 pm | N/A N/A | BERKLEY W R CORP | WRB | BLAYLOCK RONALD E Director | 2,776 | $0 | 144,853 (Direct) | View |
| 2025-06-11 Option Award | 2025-06-13 5:02 pm | N/A N/A | BERKLEY W R CORP | WRB | Augostini Christopher L Director | 2,776 | $0 | 106,769 (Direct) | View |
| 2025-06-11 Option Award | 2025-06-13 5:02 pm | N/A N/A | BERKLEY W R CORP | WRB | Rusbuldt Robert Alan Director | 2,776 | $0 | 2,776 (Direct) | View |
Ownership | 2025-06-13 5:00 pm | N/A N/A | BERKLEY W R CORP | WRB | Rusbuldt Robert Alan Director | 0 | $0 | 0 (Direct) | View |
| 2025-01-08 Gift | 2025-01-10 4:33 pm | N/A N/A | BERKLEY W R CORP | WRB | SHIEL JAMES G EVP - Investments | 208,000 | $0 | 991,065 (Direct) | View |