SEC Form 4 · accession 0000011544-26-000043
BERKLEY W R CORP · WRB
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Richard Mark Baio
Officer — EVP & CFO
Period of report
Aug 3, 2026
Accepted (ET)
Aug 5, 2026 · 4:52 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0000011544
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Aug 3, 2026 | A | 14,086 | $0.00 | A | 228,261 | D | |
| Common StockF2,F3 | Aug 3, 2026 | F | 650 | $72.2875 | D | 227,611 | D | |
| Common Stock | holding | — | — | — | 22,067 | I | By 401(k) Plan |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1Represents the vesting of tranches of performance-based restricted stock units ("RSUs") granted in 2021, 2022 and 2023 under the W. R. Berkley Corporation 2018 Stock Incentive Plan for the three-year performance period ending June 30, 2026 (consisting of 5,550 shares; 4,181 shares; and 4,355 shares, respectively).
- F2Represents payment of tax liability by withholding securities incident to the vesting of RSUs.
- F3Includes 224,986 shares of common stock underlying RSUs, all of which have vested (the receipt of which has been deferred) and does not include unvested shares of common stock underlying performance-based RSUs.