Form4insider filings, from the source

Company · CIK 0001047127 · SIC 3674 — Semiconductors & Related Devices · Nasdaq

AMKOR TECHNOLOGY, INC. · AMKR

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $49k · 1net −$49k
$10k$10k$100k$100k$1M$1MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 18Sep 23Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 8, 2026 SForm 4 →Sep 10, 4:37 pm EDTMegan FaustCFO1,000$49.05$49,050134,105−0.74%10b5-1

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

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 22, 2026 AForm 4 →Sep 24, 4:45 pm EDTSusan Y KimDirector, 10% Owner4——2,620—
Sep 22, 2026 AForm 4 →Sep 24, 4:43 pm EDTDavid N WatsonDirector4——2,620—
Sep 22, 2026 AForm 4 →Sep 24, 4:43 pm EDTGil C. TilyDirector4——2,620—
Sep 22, 2026 AForm 4 →Sep 24, 4:42 pm EDTGuillaume Marie Jean RuttenDirector4——2,620—
Sep 22, 2026 AForm 4 →Sep 24, 4:41 pm EDTRobert Randolph MorseDirector32——2,620—
Sep 22, 2026 AForm 4 →Sep 24, 4:40 pm EDTMaryFrances McCourtDirector17——2,620—
Sep 22, 2026 AForm 4 →Sep 24, 4:39 pm EDTDaniel JL LiaoDirector19——2,620—
Sep 22, 2026 AForm 4 →Sep 24, 4:38 pm EDTWinston J ChurchillDirector4——2,620—
Sep 22, 2026 AForm 4 →Sep 24, 4:37 pm EDTRoger Anthony CarolinDirector32——2,620—
Sep 22, 2026 AForm 4 →Sep 24, 4:37 pm EDTDouglas A AlexanderDirector45——2,620—