Form4insider filings, from the source

Insider · CIK 0001596796

Guillaume Marie Jean Rutten

Files at: AMKR. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $2.7M · 1net −$2.7M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesSep 2024Jan 2025May 2025Sep 2025Jan 2026May 2026Sep 2026

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 5, 2026 SForm 4 →Aug 7, 4:36 pm EDTAMKOR TECHNOLOGY, INC.AMKR50,000$54.93$2,746,250461,732−9.77%
Jun 30, 2026 MForm 4 →Jul 2, 4:35 pm EDTAMKOR TECHNOLOGY, INC.AMKR8,692——511,732—

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 22, 2026 AForm 4 →Sep 24, 4:42 pm EDTAMKOR TECHNOLOGY, INC.AMKR4——2,620—
Jun 30, 2026 MForm 4 →Jul 2, 4:35 pm EDTAMKOR TECHNOLOGY, INC.AMKR8,692——0—
Jun 23, 2026 AForm 4 →Jun 25, 4:46 pm EDTAMKOR TECHNOLOGY, INC.AMKR3——2,616—