W. R. Berkley (WRB) Insider Trading
Officer, director, and 10%+ owner transactions reported to the SEC on Form 4, with buy/sell totals and cluster activity for W. R. Berkley.
Bought (12 mo)
$705,457,908
Sold (12 mo)
$0
Insiders Buying (12 mo)
2
Insiders Selling (12 mo)
0
Form 4 Filings (All Time)
135
Most Recent Purchase
March 4, 2026
Mitsui Sumitomo Insurance Co Ltd
10%+
$18,745,005
Most Recent Sale
December 23, 2021
Mark Ellwood Brockbank
Director
$2,007,700
Buys (90d)
0
Sells (90d)
0
Recent Insider Transactions
| Filed | Insider | Role | Type | Value | % Change |
|---|---|---|---|---|---|
| 2026-08-05 | Shiel James G | Officer | Award | — | +1.3% |
| 2026-08-05 | Berkley William R Jr | CEO | Award | — | +0.1% |
| 2026-08-05 | Welt Philip S | Officer | Award | — | +6.0% |
| 2026-08-05 | Baio Richard Mark | CFO | Award | — | +5.7% |
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