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—
Jun 3, 2026 AForm 4 →Jun 4, 5:05 pm EDTWilliam R BerkleyExecutive Chairman, Director, 10% Owner3,090——17,366,375—
Jun 3, 2026 AForm 4 →Jun 4, 5:00 pm EDTMaria Luisa FerreDirector3,090——59,234—
Jun 3, 2026 AForm 4 →Jun 4, 5:00 pm EDTMarie Angela MattsonDirector3,090——9,667—
Jun 3, 2026 AForm 4 →Jun 4, 5:00 pm EDTWilliam R Berkley Jr.President and CEO, Director3,090——4,555,860—
Jun 3, 2026 AForm 4 →Jun 4, 4:59 pm EDTDaniel Lynn MosleyDirector3,090——14,885—
Jun 3, 2026 AForm 4 →Jun 4, 4:57 pm EDTMary C FarrellDirector3,090——19,378—
Jun 3, 2026 AForm 4 →Jun 4, 4:57 pm EDTRobert Alan RusbuldtDirector3,090——5,866—
Jun 3, 2026 AForm 4 →Jun 4, 4:56 pm EDTChristopher L AugostiniDirector3,090——109,859—
Jun 3, 2026 AForm 4 →Jun 4, 4:54 pm EDTRonald E BlaylockDirector3,090——121,990—
Jun 3, 2026 AForm 4 →Jun 4, 4:54 pm EDTJonathan TalismanDirector3,090——33,180—

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.