Berkley W R Corp (WRB) insider trading
Every open-market stock purchase and sale by Berkley W R Corp executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Finance.
Insider activity at a glance
- Insiders bought $705M over the last 12 months (20 buys).
- Last insider buy: Mitsui Sumitomo Insurance Co Ltd (Insider), $5.3M, 7 months ago.
Last 12 months: insiders bought $705M (20 buys) and sold $0 (0 sales). Last close $71.60 on Aug 7, 2026.
Recent WRB insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Aug 3, 2026 | William R Berkley Jr (CEO) | Sold (not open market) | $299K |
| Aug 3, 2026 | James G Shiel (VP) | Sold (not open market) | $47K |
| Aug 3, 2026 | Richard Mark Baio (CFO) | Sold (not open market) | $47K |
| Aug 3, 2026 | Philip S Welt (VP) | Sold (not open market) | $42.8K |
| Aug 3, 2026 | James G Shiel (VP) | Bought (not open market) | — |
| Aug 3, 2026 | Philip S Welt (VP) | Bought (not open market) | — |
| Aug 3, 2026 | Richard Mark Baio (CFO) | Bought (not open market) | — |
| Aug 3, 2026 | William R Berkley Jr (CEO) | Bought (not open market) | — |
| Jun 3, 2026 | Jonathan Talisman (Insider) | Bought (not open market) | — |
| Jun 3, 2026 | Christopher L Augostini (Insider) | Bought (not open market) | — |
| Jun 3, 2026 | William R Berkley (Chair) | Bought (not open market) | — |
| Jun 3, 2026 | Maria Luisa Ferre (Insider) | Bought (not open market) | — |
| Jun 3, 2026 | Marie Angela Mattson (Insider) | Bought (not open market) | — |
| Jun 3, 2026 | William R Berkley Jr (CEO) | Bought (not open market) | — |
| Jun 3, 2026 | Daniel Lynn Mosley (Insider) | Bought (not open market) | — |
| Jun 3, 2026 | Mary C Farrell (Insider) | Bought (not open market) | — |
| Jun 3, 2026 | Robert Alan Rusbuldt (Insider) | Bought (not open market) | — |
| Jun 3, 2026 | Ronald E Blaylock (Insider) | Bought (not open market) | — |
| Mar 3, 2026 | Mitsui Sumitomo Insurance Co Ltd (Insider) | Bought | $5.3M |
| Mar 3, 2026 | Mitsui Sumitomo Insurance Co Ltd (Insider) | Bought | $2.8M |
| Mar 2, 2026 | Mitsui Sumitomo Insurance Co Ltd (Insider) | Bought | $7.4M |
| Mar 2, 2026 | Mitsui Sumitomo Insurance Co Ltd (Insider) | Bought | $3.3M |
| Feb 27, 2026 | Mitsui Sumitomo Insurance Co Ltd (Insider) | Bought | $10.5M |
| Feb 26, 2026 | Mitsui Sumitomo Insurance Co Ltd (Insider) | Bought | $10.4M |
| Feb 26, 2026 | Mitsui Sumitomo Insurance Co Ltd (Insider) | Bought | $542K |
Who's trading WRB
- William R Berkley Jr, CEO: other filings, last Aug 3, 2026
- Richard Mark Baio, CFO: other filings, last Aug 3, 2026
- Philip S Welt, VP: other filings, last Aug 3, 2026
- James G Shiel, VP: other filings, last Aug 3, 2026
- Maria Luisa Ferre, Director: other filings, last Jun 3, 2026
- Christopher L Augostini, Director: other filings, last Jun 3, 2026
- Daniel Lynn Mosley, Director: other filings, last Jun 3, 2026
- Robert Alan Rusbuldt, Director: other filings, last Jun 3, 2026
- Marie Angela Mattson, Director: other filings, last Jun 3, 2026
- William R Berkley, Chair: other filings, last Jun 3, 2026
- Ronald E Blaylock, Director: other filings, last Jun 3, 2026
- Mary C Farrell, Director: other filings, last Jun 3, 2026
- Jonathan Talisman, Director: other filings, last Jun 3, 2026
- Mitsui Sumitomo Insurance Co Ltd, Insider: bought $705M (94 buys), last Mar 3, 2026
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