Form4insider filings, from the source

Company · CIK 0001824502 · SIC 3721 — Aircraft · NYSE

Archer Aviation Inc. · ACHR

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $1.7M · 6net −$1.7M
$10k$10k$100k$100k$1M$1MbuyssalesJun 28Jul 13Jul 28Aug 13Aug 28Sep 13Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 21, 2026 SForm 4 →Sep 23, 8:11 pm EDTBenjamin LyonPresident, Aircraft OEM45,359$5.43$246,2990−100%10b5-1
Aug 20, 2026 SForm 4 →Aug 21, 8:00 pm EDTEric LentellChief Strategy Officer100,000$6.31$631,00085,011−54.1%10b5-1
Aug 17, 2026 SForm 4 →Aug 18, 8:03 pm EDTBenjamin LyonPresident, Aircraft OEM50,188$6.41$321,84645,359−52.5%
Aug 17, 2026 SForm 4 →Aug 18, 8:02 pm EDTHarsh RungtaChief Accounting Officer13,880$6.41$89,010110,847−11.1%
Aug 17, 2026 SForm 4 →Aug 18, 8:01 pm EDTPriya GuptaInterim CFO10,015$6.41$64,224202,784−4.71%
Aug 17, 2026 SForm 4 →Aug 18, 8:00 pm EDTEric LentellChief Legal & Strategy Officer52,762$6.41$338,352185,011−22.2%
Aug 15, 2026 MForm 4 →Aug 18, 8:03 pm EDTBenjamin LyonPresident, Aircraft OEM95,547——95,547—
Aug 15, 2026 MForm 4 →Aug 18, 8:02 pm EDTHarsh RungtaChief Accounting Officer34,166——124,727—
Aug 15, 2026 MForm 4 →Aug 18, 8:01 pm EDTPriya GuptaInterim CFO20,398——212,799—
Aug 15, 2026 MForm 4 →Aug 18, 8:00 pm EDTEric LentellChief Legal & Strategy Officer100,443——237,773—

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

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 15, 2026 MForm 4 →Aug 18, 8:03 pm EDTBenjamin LyonPresident, Aircraft OEM95,547——370,476—
Aug 15, 2026 MForm 4 →Aug 18, 8:02 pm EDTHarsh RungtaChief Accounting Officer34,166——124,125—
Aug 15, 2026 MForm 4 →Aug 18, 8:01 pm EDTPriya GuptaInterim CFO20,398——92,619—
Aug 15, 2026 MForm 4 →Aug 18, 8:00 pm EDTEric LentellChief Legal & Strategy Officer100,443——73,015—