Mitsui Sumitomo Insurance Co. Ltd., 10% Owner at BERKLEY W R CORP (WRB), bought 40,000 shares at $70.79 ($2.8M) on 2026-02-05, disclosed to the SEC on 2026-02-06.
Open-market purchase of $2.8M WRB by 10% Owner. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history). Context: insider career grade D.
Negative factors outweigh the positive ones.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $70.79 | 6,528 | $462K | 16.3% |
| 2 | $71.25 | 13,472 | $960K | 33.9% |
| 3 | $70.46 | 15,694 | $1.1M | 39.0% |
| 4 | $71.39 | 4,306 | $307K | 10.8% |
| Total | $70.88 avg | 40,000 | $2.8M | 100% |
| Filing → |
| WRB | BUY | 2026-02-25 | $39.4M | — | Filing → |
| WRB | BUY | 2026-02-18 | $80.3M | — | Filing → |
| WRB | BUY | 2026-02-13 | $2.8M | — | Filing → |