ALEXANDER DOUGLAS A — SEC Form 4 filings
SEC reporting owner CIK 1195858. 15 Form 4 filings on record with FilingPulse; latest filed 2026-08-11.
Transaction summary — filings shown
Covers all 15 filings on record, filed 2024-04-03 to 2026-08-11. 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): 3 legs across 2 filings — 10,000 shares, $661,950 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 41.
- Largest priced transaction: sale of 4,657 shares @ $76.58 ($356,633) in AMKOR TECHNOLOGY, INC., filed 2026-05-07.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| AMKOR TECHNOLOGY, INC. (AMKR) | Director | 15 | — | 3 legs · 10,000 sh · $661,950 | 41 |
Form 4 filings — ALEXANDER DOUGLAS A
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-11 | 4 | AMKOR TECHNOLOGY, INC. (AMKR) | Option exercise (M): 5,000 @ $8.51 · Sale (S): 5,000 @ $55.81 · Option exercise (M): 5,000 (derivative) @ $0 | EDGAR |
| 2026-06-25 | 4 | AMKOR TECHNOLOGY, INC. (AMKR) | 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 |
| 2026-05-15 | 4 | AMKOR TECHNOLOGY, INC. (AMKR) | Grant/award (A): 2,613 (derivative) @ $0 | EDGAR |
| 2026-05-07 | 4 | AMKOR TECHNOLOGY, INC. (AMKR) | Option exercise (M): 4,657 @ $9.45 · Sale (S): 4,657 @ $76.58 · Option exercise (M): 343 @ $8.51 · Sale (S): 343 @ $76.58 · Option exercise (M): 4,657 (derivative) @ $0 · Option exercise (M): 343 (derivative) @ $0 | EDGAR |
| 2026-04-02 | 4 | AMKOR TECHNOLOGY, INC. (AMKR) | Grant/award (A): 16.15 (derivative) @ $0 · Grant/award (A): 15.72 (derivative) @ $0 · Grant/award (A): 18.16 (derivative) @ $0 | EDGAR |
| 2025-12-29 | 4 | AMKOR TECHNOLOGY, INC. (AMKR) | Grant/award (A): 17.80 (derivative) @ $0 · Grant/award (A): 17.33 (derivative) @ $0 · Grant/award (A): 20.01 (derivative) @ $0 | EDGAR |
| 2025-09-25 | 4 | AMKOR TECHNOLOGY, INC. (AMKR) | Grant/award (A): 24.34 (derivative) @ $0 · Grant/award (A): 23.70 (derivative) @ $0 · Grant/award (A): 27.36 (derivative) @ $0 | EDGAR |
| 2025-06-27 | 4 | AMKOR TECHNOLOGY, INC. (AMKR) | Grant/award (A): 34.26 (derivative) @ $0 · Grant/award (A): 33.37 (derivative) @ $0 · Grant/award (A): 38.53 (derivative) @ $0 | EDGAR |
| 2025-05-16 | 4 | AMKOR TECHNOLOGY, INC. (AMKR) | Option exercise (M): 6,017 @ $0 · Option exercise (M): 6,017.03 (derivative) @ $0 · Grant/award (A): 9,789 (derivative) @ $0 | EDGAR |
| 2025-04-04 | 4 | AMKOR TECHNOLOGY, INC. (AMKR) | Grant/award (A): 38.64 (derivative) @ $0 · Grant/award (A): 37.63 (derivative) @ $0 · Grant/award (A): 25.99 (derivative) @ $0 | EDGAR |
| 2024-12-26 | 4 | AMKOR TECHNOLOGY, INC. (AMKR) | Grant/award (A): 161.78 (derivative) @ $0 · Grant/award (A): 157.54 (derivative) @ $0 · Grant/award (A): 108.80 (derivative) @ $0 | EDGAR |
| 2024-09-25 | 4 | AMKOR TECHNOLOGY, INC. (AMKR) | Grant/award (A): 22.10 (derivative) @ $0 · Grant/award (A): 21.52 (derivative) @ $0 · Grant/award (A): 14.86 (derivative) @ $0 | EDGAR |
| 2024-06-26 | 4 | AMKOR TECHNOLOGY, INC. (AMKR) | Grant/award (A): 18.42 (derivative) @ $0 · Grant/award (A): 17.93 (derivative) @ $0 · Grant/award (A): 12.38 (derivative) @ $0 | EDGAR |
| 2024-05-16 | 4 | AMKOR TECHNOLOGY, INC. (AMKR) | Grant/award (A): 5,855 (derivative) @ $0 | EDGAR |
| 2024-04-03 | 4 | AMKOR TECHNOLOGY, INC. (AMKR) | Grant/award (A): 21.55 (derivative) @ $0 · Grant/award (A): 20.99 (derivative) @ $0 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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