Form4insider filings, from the source

Company · CIK 0000947484 · SIC 6331 — Fire, Marine & Casualty Insurance · Nasdaq

ARCH CAPITAL GROUP LTD. · ACGL

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $1.2M · 2net −$1.2M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesSep 2025Nov 2025Jan 2026Mar 2026May 2026Jul 2026Sep 2026

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 18, 2026 SForm 4 →Aug 20, 4:49 pm EDTFrancois MorinCFO and Treasurer11,010$99.32$1,093,529184,826−5.62%
Aug 18, 2026 MForm 4 →Aug 20, 4:49 pm EDTFrancois MorinCFO and Treasurer11,010$27.09$298,225195,836—
Jun 11, 2026 GForm 4 →Jun 15, 4:02 pm EDTJohn M PasquesiDirector2,013,400——2,827,681—
Jun 3, 2026 SForm 4 →Jun 4, 6:23 pm EDTBrian S PosnerDirector3,000$19.66$58,9800−100%

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

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 18, 2026 MForm 4 →Aug 20, 4:49 pm EDTFrancois MorinCFO and Treasurer11,010——0—