Form4insider filings, from the source

Company · CIK 0002007587 · SIC 6331 — Fire, Marine & Casualty Insurance · NYSE

American Integrity Insurance Group, Inc. · AII

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $2.3M · 1sales $13.4M · 11net −$11.1M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesJun 4Jun 18Jul 3Jul 18Aug 2Aug 17Sep 1

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 17, 2026 AForm 4 →Sep 17, 4:15 pm EDTSteve W BiggsChief Accounting Officer4,820——4,820—
Aug 31, 2026 SForm 4 →Sep 2, 4:15 pm EDTRobert C RitchieChief Executive Officer, Director9,174$25.92$237,7901,883,997−0.48%10b5-1
Aug 28, 2026 SForm 4 →Sep 1, 8:13 pm EDTRobert C RitchieChief Executive Officer, Director6,000$26.50$159,0001,893,171−0.32%10b5-1
Aug 26, 2026 SForm 4 →Aug 28, 4:15 pm EDTRobert C RitchieChief Executive Officer, Director64,365$26.59$1,711,2401,899,171−3.28%10b5-1
Aug 24, 2026 SForm 4 →Aug 26, 4:15 pm EDTRobert C RitchieChief Executive Officer, Director, 10% Owner110,461$26.29$2,904,4741,963,536−5.33%10b5-1
Aug 20, 2026 SForm 4 →Aug 24, 4:15 pm EDTRobert C RitchieChief Executive Officer, Director, 10% Owner59,614$25.33$1,509,9812,073,997−2.79%
Aug 18, 2026 SForm 4 →Aug 20, 4:15 pm EDTRobert C RitchieChief Executive Officer, Director, 10% Owner18,000$25.31$455,5202,133,611−0.84%
Aug 14, 2026 SForm 4 →Aug 18, 4:15 pm EDTRobert C RitchieChief Executive Officer, Director, 10% Owner75,402$24.70$1,862,6962,151,611−3.39%
Aug 12, 2026 SForm 4 →Aug 14, 4:15 pm EDTRobert C RitchieChief Executive Officer, Director, 10% Owner88,260$23.40$2,065,6912,227,013−3.81%
Aug 10, 2026 SForm 4 →Aug 12, 4:15 pm EDTRobert C RitchieChief Executive Officer, Director, 10% Owner5,800$20.72$120,1762,315,273−0.25%
Aug 6, 2026 SForm 4 →Aug 10, 5:21 pm EDTRobert C RitchieChief Executive Officer, Director, 10% Owner49,924$20.88$1,042,2502,321,073−2.11%
Aug 3, 2026 SForm 4 →Aug 5, 6:20 pm EDTRobert C RitchieChief Executive Officer, Director, 10% Owner63,000$20.76$1,307,9402,370,997−2.59%
Jun 30, 2026 AForm 4 →Jul 2, 4:15 pm EDTSteven B MathisDirector870——6,996—
Jun 30, 2026 AForm 4 →Jul 2, 4:15 pm EDTSteven E SmathersDirector870——178,697—
Jun 30, 2026 AForm 4 →Jul 2, 4:15 pm EDTErnest N CsiszarDirector870——3,996—
Jun 5, 2026 PForm 4 →Jun 11, 6:33 pm EDTJames E Sowell +110% Owner136,356$16.88$2,301,2424,610,180+3.05% late

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

No reported derivative activity in this period.