W.R. Berkley Corporation (WRB) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for WRB. 13F holdings as of 2026-06-30.
In 13F filings for the quarter ended June 30, 2026, 938 institutions reported holding WRB, with 278.1 million shares worth $19.6 billion in aggregate.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|---|---|---|
| Mitsui Sumitomo Insurance | 58,780,450 | $4.1B | UNCHANGED |
| Vanguard | 36,094,480 | $2.5B | DECREASED |
| BlackRock | 21,934,626 | $1.5B | DECREASED |
| State Street | 14,126,628 | $1.0B | DECREASED |
| Geode Capital Management | 8,268,721 | $588M | INCREASED |
Recent Insider Trades
| Insider | Type | Shares | Value | Date |
|---|---|---|---|---|
| Philip S Welt (EVP & Secretary) | TAX-W | 592 | $43K | 2026-08-03 |
| Philip S Welt (EVP & Secretary) | AWARD | 14,086 | 2026-08-03 | |
| Richard Mark Baio (EVP & CFO) | TAX-W | 650 | $47K | 2026-08-03 |
| Richard Mark Baio (EVP & CFO) | AWARD | 14,086 | 2026-08-03 | |
| William R Berkley JR (Chairman, President and CEO) | TAX-W | 4,139 | $299K | 2026-08-03 |
Full institutional holdings, insider history, and congressional trades for W.R. Berkley Corporation on SentiSense.