AMKR insider filings
AMKOR TECHNOLOGY, INC. — 50 most recent insider filings (SEC Forms 3/4/5) from EDGAR, normalized by FilingPulse. Latest filing: 2026-10-06. Screen AMKR transaction legs live →
Insider transaction summary — last 90 days
2026-07-10 to 2026-10-08, from the filings listed below: 22 insider filings (Forms 3/4/5). Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 10 legs across 9 filings by 5 insiders — 76,221 shares, $4,249,597 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 34.
- Largest priced transaction: sale of 25,000 shares @ $55.35 ($1,383,750) by Rutten Guillaume Marie Jean, filed 2026-08-07.
By insider — same window
Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Insider | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|
| Rutten Guillaume Marie Jean — Director | 2 | — | 2 legs · 50,000 sh · $2,746,250 | 1 |
| ROGERS MARK N — EVP & General Counsel | 2 | — | 2 legs · 10,000 sh · $624,500 | 4 |
| ALEXANDER DOUGLAS A — Director | 3 | — | 2 legs · 10,000 sh · $554,050 | 8 |
| Faust Megan — CFO | 3 | — | 3 legs · 3,000 sh · $173,410 | — |
| Engel Kevin K. — President and CEO, Director | 1 | — | 1 leg · 3,221 sh · $151,387 | — |
| KIM JAMES J — 10% owner | 1 | — | — | 4 |
| Carolin Roger Anthony — Director | 1 | — | — | 3 |
| Morse Robert Randolph — Director | 1 | — | — | 3 |
| CHURCHILL WINSTON J — Director | 2 | — | — | 2 |
| KIM AGNES C | 1 | — | — | 2 |
+5 more insiders in the window, not shown — every filing appears in the table below.
Recent insider filings — AMKOR TECHNOLOGY, INC.
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-10-06 | 4 | ALEXANDER DOUGLAS A — Director | Option exercise (M): 5,000 @ $8.51 · Sale (S): 5,000 @ $55 · Option exercise (M): 5,000 (derivative) @ $0 | EDGAR |
| 2026-09-24 | 4 | Rutten Guillaume Marie Jean — Director | Grant/award (A): 4.00 (derivative) @ $0 | EDGAR |
| 2026-09-24 | 4 | Tily Gil C. — Director | Grant/award (A): 4.00 (derivative) @ $0 | EDGAR |
| 2026-09-24 | 4 | WATSON DAVID N — Director | Grant/award (A): 4.00 (derivative) @ $0 | EDGAR |
| 2026-09-24 | 4 | KIM SUSAN Y — Director, 10% owner | Grant/award (A): 4.00 (derivative) @ $0 | EDGAR |
| 2026-09-24 | 4 | Liao Daniel JL — Director | Grant/award (A): 14.98 (derivative) @ $0 · Grant/award (A): 4.00 (derivative) @ $0 | EDGAR |
| 2026-09-24 | 4 | McCourt MaryFrances — Director | Grant/award (A): 12.97 (derivative) @ $0 · Grant/award (A): 4.00 (derivative) @ $0 | EDGAR |
| 2026-09-24 | 4 | Morse Robert Randolph — Director | Grant/award (A): 12.97 (derivative) @ $0 · Grant/award (A): 14.98 (derivative) @ $0 · Grant/award (A): 4.00 (derivative) @ $0 | EDGAR |
| 2026-09-24 | 4 | ALEXANDER DOUGLAS A — Director | Grant/award (A): 13.32 (derivative) @ $0 · Grant/award (A): 12.97 (derivative) @ $0 · Grant/award (A): 14.98 (derivative) @ $0 · Grant/award (A): 4.00 (derivative) @ $0 | EDGAR |
| 2026-09-24 | 4 | Carolin Roger Anthony — Director | Grant/award (A): 12.97 (derivative) @ $0 · Grant/award (A): 14.98 (derivative) @ $0 · Grant/award (A): 4.00 (derivative) @ $0 | EDGAR |
| 2026-09-24 | 4 | CHURCHILL WINSTON J — Director | Grant/award (A): 4.00 (derivative) @ $0 | EDGAR |
| 2026-09-10 | 4 | Faust Megan — CFO | Sale (S): 1,000 @ $49.05 | EDGAR |
| 2026-08-19 | 4 | ROGERS MARK N — EVP & General Counsel | Option exercise (M): 5,000 @ $7.40 · Sale (S): 5,000 @ $59.78 · Option exercise (M): 5,000 (derivative) @ $0 | EDGAR |
| 2026-08-13 | 4 | Faust Megan — CFO | Sale (S): 1,000 @ $54.45 | EDGAR |
| 2026-08-11 | 4 | ALEXANDER DOUGLAS A — Director | Option exercise (M): 5,000 @ $8.51 · Sale (S): 5,000 @ $55.81 · Option exercise (M): 5,000 (derivative) @ $0 | EDGAR |
| 2026-08-07 | 4 | Rutten Guillaume Marie Jean — Director | Sale (S): 25,000 @ $55.35 · Sale (S): 25,000 @ $54.50 | EDGAR |
| 2026-07-31 | 4 | Engel Kevin K. — President and CEO, Director | Sale (S): 3,221 @ $47 | EDGAR |
| 2026-07-31 | 4 | CHURCHILL WINSTON J — Director | Gift (G): 100 @ $0 | EDGAR |
| 2026-07-22 | 4 | KIM AGNES C | Option exercise (M): 200,000 @ $9.86 · Option exercise (M): 250,000 @ $9.48 | EDGAR |
| 2026-07-22 | 4 | KIM JAMES J — 10% owner | Option exercise (M): 200,000 @ $9.86 · Option exercise (M): 250,000 @ $9.48 · Option exercise (M): 200,000 (derivative) @ $0 · Option exercise (M): 250,000 (derivative) @ $0 | EDGAR |
| 2026-07-20 | 4 | ROGERS MARK N — EVP & General Counsel | Option exercise (M): 5,000 @ $7.40 · Sale (S): 5,000 @ $65.12 · Option exercise (M): 5,000 (derivative) @ $0 | EDGAR |
| 2026-07-16 | 4 | Faust Megan — CFO | Sale (S): 1,000 @ $69.91 | EDGAR |
| 2026-07-02 | 4 | Engel Kevin K. — President and CEO, Director | Option exercise (M): 8,692 @ $0 · Tax withholding (F): 3,725 @ $86.23 · Option exercise (M): 8,692 (derivative) @ $0 | EDGAR |
| 2026-07-02 | 4 | Faust Megan — CFO | Option exercise (M): 8,692 @ $0 · Tax withholding (F): 3,725 @ $86.23 · Option exercise (M): 8,692 (derivative) @ $0 | EDGAR |
| 2026-07-02 | 4 | Rutten Guillaume Marie Jean — Director | Option exercise (M): 8,692 @ $0 · Option exercise (M): 8,692 (derivative) @ $0 | EDGAR |
| 2026-06-25 | 4 | KIM SUSAN Y — Director, 10% owner | Grant/award (A): 2.52 (derivative) @ $0 | EDGAR |
| 2026-06-25 | 4 | WATSON DAVID N — Director | Grant/award (A): 2.52 (derivative) @ $0 | EDGAR |
| 2026-06-25 | 4 | Tily Gil C. — Director | Grant/award (A): 2.52 (derivative) @ $0 | EDGAR |
| 2026-06-25 | 4 | Rutten Guillaume Marie Jean — Director | Grant/award (A): 2.52 (derivative) @ $0 | EDGAR |
| 2026-06-25 | 4 | Morse Robert Randolph — Director | Grant/award (A): 8.17 (derivative) @ $0 · Grant/award (A): 9.43 (derivative) @ $0 · Grant/award (A): 2.52 (derivative) @ $0 | EDGAR |
| 2026-06-25 | 4 | McCourt MaryFrances — Director | Grant/award (A): 8.17 (derivative) @ $0 · Grant/award (A): 2.52 (derivative) @ $0 | EDGAR |
| 2026-06-25 | 4 | Liao Daniel JL — Director | Grant/award (A): 9.43 (derivative) @ $0 · Grant/award (A): 2.52 (derivative) @ $0 | EDGAR |
| 2026-06-25 | 4 | CHURCHILL WINSTON J — Director | Grant/award (A): 2.52 (derivative) @ $0 | EDGAR |
| 2026-06-25 | 4 | Carolin Roger Anthony — Director | Grant/award (A): 8.17 (derivative) @ $0 · Grant/award (A): 9.43 (derivative) @ $0 · Grant/award (A): 2.52 (derivative) @ $0 | EDGAR |
| 2026-06-25 | 4 | ALEXANDER DOUGLAS A — Director | Grant/award (A): 8.38 (derivative) @ $0 · Grant/award (A): 8.17 (derivative) @ $0 · Grant/award (A): 9.43 (derivative) @ $0 · Grant/award (A): 2.52 (derivative) @ $0 | EDGAR |
| 2026-06-18 | 4 | ROGERS MARK N — EVP & General Counsel | Option exercise (M): 5,000 @ $7.40 · Sale (S): 5,000 @ $86.21 · Option exercise (M): 5,000 (derivative) @ $0 | EDGAR |
| 2026-06-16 | 4 | CHURCHILL WINSTON J — Director | Option exercise (M): 5,000 @ $19.39 · Sale (S): 5,000 @ $78.20 · Option exercise (M): 5,000 (derivative) @ $0 | EDGAR |
| 2026-06-12 | 4 | KIM SUSAN Y — Director, 10% owner | Grant/award (A): 9,893 @ $0 | EDGAR |
| 2026-06-11 | 4 | Faust Megan — CFO | Sale (S): 1,000 @ $70.30 | EDGAR |
| 2026-05-20 | 4 | ROGERS MARK N — EVP & General Counsel | Option exercise (M): 5,000 @ $7.40 · Sale (S): 5,000 @ $71.63 · Option exercise (M): 5,000 (derivative) @ $0 | EDGAR |
| 2026-05-20 | 4 | Faust Megan — CFO | Sale (S): 1,000 @ $64.60 | EDGAR |
| 2026-05-15 | 4 | Carolin Roger Anthony — Director | Grant/award (A): 2,613 (derivative) @ $0 | EDGAR |
| 2026-05-15 | 4 | ALEXANDER DOUGLAS A — Director | Grant/award (A): 2,613 (derivative) @ $0 | EDGAR |
| 2026-05-15 | 4 | McCourt MaryFrances — Director | Option exercise (M): 9,893 @ $0 · Option exercise (M): 9,893.06 (derivative) @ $0 · Grant/award (A): 2,613 (derivative) @ $0 | EDGAR |
| 2026-05-15 | 4 | Morse Robert Randolph — Director | Grant/award (A): 2,613 (derivative) @ $0 | EDGAR |
| 2026-05-15 | 4 | Liao Daniel JL — Director | Grant/award (A): 2,613 (derivative) @ $0 | EDGAR |
| 2026-05-15 | 4 | CHURCHILL WINSTON J — Director | Option exercise (M): 9,893 @ $0 · Option exercise (M): 9,893.06 (derivative) @ $0 · Grant/award (A): 2,613 (derivative) @ $0 | EDGAR |
| 2026-05-15 | 4 | Rutten Guillaume Marie Jean — Director | Option exercise (M): 482 @ $0 · Option exercise (M): 482 (derivative) @ $0 · Grant/award (A): 2,613 (derivative) @ $0 | EDGAR |
| 2026-05-15 | 4 | Tily Gil C. — Director | Option exercise (M): 9,893 @ $0 · Option exercise (M): 9,893.06 (derivative) @ $0 · Grant/award (A): 2,613 (derivative) @ $0 | EDGAR |
| 2026-05-15 | 4 | WATSON DAVID N — Director | Option exercise (M): 9,893 @ $0 · Option exercise (M): 9,893.06 (derivative) @ $0 · Grant/award (A): 2,613 (derivative) @ $0 | EDGAR |
Recent 8-K events — AMKOR TECHNOLOGY, INC.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-07-27 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-21 | 8-K | 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-19 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-05-05 | 8-K | 1.01 — Entry into a Material Definitive Agreement 2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant 3.02 — Unregistered Sales of Equity Securities 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-01 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-30 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-27 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-13 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-09 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-02 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
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