Company profile
Berkley W R Corp Insider Trading
WRBEvery SEC Form 4 insider trading filing for Berkley W R Corp (WRB) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?
- Exchange
- NYSE
- Sector
- Fire, Marine & Casualty Insurance
- CIK
- 0000011544
- Filings
- 85
- Insiders
- 17
- Last filing
- 2026-08-03
Activity summary
Mixed insider activity over the last 30 days: 4 purchases and 4 sales (8 transactions total).
Three year balance
Buy and sell value by quarter, Q2 23 to Q3 26. Berkley W R Corp insiders are net buyers across the period shown.
Bars below the rule are sales, above are purchases. Largest quarter on the chart is $570.2M.
90 day insight
Over the last 90 days, Berkley W R Corp insiders bought $0 (14 transactions) and sold $436K (4 transactions).
- Most active insider: Berkley William R Jr with 3 transactions totaling $299K.
- Largest single sale: $299K by Berkley William R Jr on Aug 3, 2026.
Activity skews bullish — buys outpace sales.
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 3, 2026 | Baio Richard Mark | WRB | Award | 14,086 | — | — |
| Aug 3, 2026 | Baio Richard Mark | WRB | Tax Withholding | 650 | $72.29 | $47K |
| Aug 3, 2026 | Berkley William R Jr | WRB | Tax Withholding | 4,139 | $72.29 | $299K |
| Aug 3, 2026 | Berkley William R Jr | WRB | Award | 98,593 | — | — |
| Aug 3, 2026 | Welt Philip S | WRB | Award | 14,086 | — | — |
45 more transactions hidden
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The same rows, over the API.
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-H "X-Api-Key: $KEY"Top insiders
By total value filed.
Institutional Ownership
Top 13F-HR holders of Berkley W R Corp as of 2026-06-30
Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →