BERKLEY W R CORP 4

William R. Berkley Jr., Chairman, President and CEO of W. R. Berkley Corporation, had 98,593 performance-based RSUs vest and 4,139 shares withheld for taxes in a routine equity compensation event.

On August 3, 2026, W. R. Berkley Corporation Chairman, President and CEO William R. Berkley Jr. had 98,593 shares of performance-based RSUs vest under the company’s 2018 Stock Incentive Plan, reflecting tranches from awards granted in 2021, 2022, and 2023 for the performance period ending June 30, 2026. In connection with this vesting, 4,139 shares of common stock were withheld at approximately $72.29 per share to satisfy tax liabilities, resulting in an estimated tax-value transaction of about $300,000. Following these transactions, Berkley directly owned 4,650,314 shares (including 3,275,694 vested but deferred RSU shares) and also had large indirect holdings through various family-related entities and the estate of William R. Berkley, underscoring substantial ongoing economic exposure rather than an open-market sale.

Filing Facts

CIK

11544

Ticker

WRB

Form

4

Source Type

sec

Accession

0000011544-26-000042

Alert Tier

5