LYTIR

Company · AMKR

Amkor Technology, Inc.

Name as listed on its exchange; filed with the SEC as AMKOR TECHNOLOGY, INC.

Nasdaq's symbol directory lists AMKR on Nasdaq as “Amkor Technology, Inc. - Common Stock”.

In the 12 months to Nov 8, 2026: insiders sold on 13 occasions ($5.1M); 2 planned-sale notices; 2 congressional trade disclosures; 1 company report (Form 8-K, since May 26, 2026).

All insider filings at the SEC

Insider purchases and sales, by month (last 12 months)Insider purchases: $0 in total; Insider sales: $5.1M in total.Jun: Insider sales $822KJul: Insider sales $547KAug: Insider sales $3.4MSep: Insider sales $49KOct: Insider sales $322KDecJanFebMarAprMayJunJulAugSepOctNov
Insider purchases above the line: $0Insider sales below: $5.1M
Dollar value of open-market purchases and sales reported on SEC Form 4, by the month traded. Sales include pre-arranged 10b5-1 plan sales.

Insider trades · SEC Form 4

Those inside the hall

Open-market purchases and sales only. Legs one person filed for one day are combined.

Who traded

  1. Guillaume Marie Jean Rutten sold on 2 days latest Aug 6, 2026 sold $2.7M
  2. Mark N. Rogers, EVP & General Counsel sold on 3 days all under a 10b5-1 plan latest Aug 17, 2026 sold $1.1M
  3. ALEXANDER DOUGLAS A sold on 2 days all under a 10b5-1 plan latest Oct 2, 2026 sold $554K
  4. CHURCHILL WINSTON J sold on 1 day latest Jun 12, 2026 sold $391K
  5. Faust Megan, CFO sold on 4 days all under a 10b5-1 plan latest Oct 13, 2026 sold $220K
  6. Engel Kevin K., President and CEO sold on 1 day latest Jul 30, 2026 sold $151K
Every trade (13)
  1. SELLFaust Megan, CFO sold Oct 13, 2026 1,000 shares 10b5-1 plan (scheduled) filing $47K
  2. SELLALEXANDER DOUGLAS A sold Oct 2, 2026 5,000 shares 10b5-1 plan (scheduled) filing $275K
  3. SELLFaust Megan, CFO sold Sep 8, 2026 1,000 shares 10b5-1 plan (scheduled) filing $49K
  4. SELLMark N. Rogers, EVP & General Counsel sold Aug 17, 2026 5,000 shares 10b5-1 plan (scheduled) filing $299K
  5. SELLFaust Megan, CFO sold Aug 11, 2026 1,000 shares 10b5-1 plan (scheduled) filing $54K
  6. SELLALEXANDER DOUGLAS A sold Aug 7, 2026 5,000 shares 10b5-1 plan (scheduled) filing $279K
  7. SELLGuillaume Marie Jean Rutten sold Aug 6, 2026 25,000 shares filing $1.4M
  8. SELLGuillaume Marie Jean Rutten sold Aug 5, 2026 25,000 shares filing $1.4M
  9. SELLEngel Kevin K., President and CEO sold Jul 30, 2026 3,221 shares filing $151K
  10. SELLMark N. Rogers, EVP & General Counsel sold Jul 16, 2026 5,000 shares 10b5-1 plan (scheduled) filing $326K
  11. SELLFaust Megan, CFO sold Jul 14, 2026 1,000 shares 10b5-1 plan (scheduled) filing $70K
  12. SELLMark N. Rogers, EVP & General Counsel sold Jun 16, 2026 5,000 shares 10b5-1 plan (scheduled) filing $431K
  13. SELLCHURCHILL WINSTON J sold Jun 12, 2026 5,000 shares filing $391K

Planned sales · SEC Form 144

Notice given

A Form 144 is filed before an insider sells restricted stock. It states an intent; the sale, if it happens, appears later on a Form 4. Every recent notice

  1. MEGAN FAUST filed Oct 13, 2026 Officer 1,000 shares planned sale date 10/13/2026 filing $47K
  2. DOUGLAS A ALEXANDER filed Oct 2, 2026 Director 5,000 shares planned sale date 10/02/2026 filing $275K

Congress · STOCK Act

The Althing

Periodic transaction reports. Amounts are the ranges members report; the trade date is when it happened, the report can come up to 45 days later.

  1. Markwayne Mullin (R-OK): Purchase Feb 4, 2026 reported Mar 2, 2026 one of 17 trades the member reported that day Senate Stock $15,001 - $50,000
  2. Markwayne Mullin (R-OK): Purchase Jan 5, 2026 reported Feb 4, 2026 one of 10 trades the member reported that day Senate Stock $15,001 - $50,000

Company reports · SEC Form 8-K

In its own words

Current reports the company filed with the SEC; most items are due within four business days of the event. Each line lists the report's items by the SEC's own titles; the filing says what happened. Reports collected since May 26, 2026; every 8-K at the SEC.

  1. Results of operations and financial condition filing Oct 26, 2026

Sources: SEC EDGAR (Forms 4, 144 and 8-K) and STOCK Act periodic transaction reports. Filings can be late, amended or wrong at the source; see methodology.