Form4insider filings, from the source

Company · CIK 0000011544 · SIC 6331 — Fire, Marine & Casualty Insurance · NYSE

BERKLEY W R CORP · WRB

Insider activity reported against this company. All insider holders · Files at: HQY. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 3, 2026 AFForm 4 →Aug 5, 4:52 pm EDTPhilip S WeltEVP & Secretary14,678$72.29$42,794214,033—
Aug 3, 2026 AFForm 4 →Aug 5, 4:52 pm EDTRichard Mark BaioEVP & CFO14,736$72.29$46,987227,611—
Aug 3, 2026 AFForm 4 →Aug 5, 4:51 pm EDTWilliam R Berkley Jr.Chairman, President and CEO, Director, 10% Owner102,732$72.29$299,1984,650,314—
Aug 3, 2026 AFForm 4 →Aug 5, 4:51 pm EDTJames G ShielEVP - Investments14,736$72.29$46,987810,633—

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.

Filed by this entity as an insider elsewhere — common stock

No reported common-stock activity in this period.

Filed by this entity as an insider elsewhere — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.