WRB insider trading
W. R. Berkley Corporation · end-of-day data as of Oct 16, 2026
W. R. Berkley Corporation
$75.42+0.1%
Hold · 18 analystsPT $71.04 -5.8%
In the last 12 months WRB insiders made 50 open-market purchases worth $705M and 0 sales, as reported on SEC Form 4. The latest: MITSUI SUMITOMO INSURANCE CO LTD (10 percent owner) bought 112,176 shares at $72.20 on Mar 3, 2026.
Last 90 days
- InsidersNone in 90d
Transactions
Open-market buys $705M · sells $0 over the last 365 days (50 buys, 0 sells).
| Aug 3, 2026 | Baio Richard Mark | Other | 14,736 | $72.29 | $46.99K |
| Aug 3, 2026 | BERKLEY WILLIAM R JR | Other | 102,732 | $72.29 | $299K |
| Aug 3, 2026 | SHIEL JAMES G | Other | 14,736 | $72.29 | $46.99K |
| Aug 3, 2026 | Welt Philip S | Other | 14,678 | $72.29 | $42.79K |
| Jun 3, 2026 | Augostini Christopher L | Other | 3,090 | — | — |
| Jun 3, 2026 | BERKLEY WILLIAM R | Other | 3,090 | — | — |
| Jun 3, 2026 | BERKLEY WILLIAM R JR | Other | 3,090 | — | — |
| Jun 3, 2026 | BLAYLOCK RONALD E | Other | 3,090 | — | — |
| Jun 3, 2026 | Carrier Andrew | Other | 0 | — | — |
| Jun 3, 2026 | Farrell Mary C | Other | 3,090 | — | — |
| Jun 3, 2026 | Ferre Maria Luisa | Other | 3,090 | — | — |
| Jun 3, 2026 | Mattson Marie Angela | Other | 3,090 | — | — |
| Jun 3, 2026 | Mosley Daniel Lynn | Other | 3,090 | — | — |
| Jun 3, 2026 | Rusbuldt Robert Alan | Other | 3,090 | — | — |
| Jun 3, 2026 | Talisman Jonathan | Other | 3,090 | — | — |
| Mar 3, 2026 | MITSUI SUMITOMO INSURANCE CO LTD | Buy | 112,176 | $72.20 | $8.1M |
| Mar 2, 2026 | MITSUI SUMITOMO INSURANCE CO LTD | Buy | 146,000 | $72.92 | $10.65M |
| Feb 27, 2026 | MITSUI SUMITOMO INSURANCE CO LTD | Buy | 147,000 | $71.63 | $10.53M |
| Feb 26, 2026 | MITSUI SUMITOMO INSURANCE CO LTD | Buy | 153,000 | $71.67 | $10.97M |
| Feb 25, 2026 | MITSUI SUMITOMO INSURANCE CO LTD | Buy | 168,868 | $71.42 | $12.06M |
Source: SEC Form 4 filings. "Other" covers awards, option exercises and gifts.