Douglas A. Alexander
Douglas A. Alexander: Director at Amkor. What Douglas A. Alexander holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
Amkor (AMKR)
Douglas A. Alexander holds 29,109 Amkor shares (0.01% of the company), worth about $1.2M at the last price, according to the Form 4 of Oct 2, 2026.
- Shares held: 29,109 (0.01%), $1.2M — Held in their own name.
- Options: 9,657 (0.00%), $402,600.33 — The right to buy 9,657 shares at $8.51 each, until 2028. Not bought yet.
- Share units: 2,620 (0.00%), $109,227.80 — Amkor promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.
Declarations
- Amkor (AMKR) — Form 4 of Oct 2, 2026: option exercise or conversion of 5,000 at $8.51; open-market sale of 5,000 at $55.00; 29,109 shares after 0001628280-26-065246
- Amkor (AMKR) — Form 4 of Sep 22, 2026 0001628280-26-063410
- Amkor (AMKR) — Form 4 of Aug 7, 2026: option exercise or conversion of 5,000 at $8.51; open-market sale of 5,000 at $55.81; 29,109 shares after 0001628280-26-055750
- Amkor (AMKR) — Form 4 of Jun 23, 2026 0001628280-26-045551
- Amkor (AMKR) — Form 4 of May 13, 2026 0001628280-26-035679
- Amkor (AMKR) — Form 4 of May 5, 2026: option exercise or conversion of 4,657 at $9.45; open-market sale of 4,657 at $76.58; 29,109 shares after 0001628280-26-032231
- Amkor (AMKR) — Form 4 of Mar 31, 2026 0001628280-26-023381
- Amkor (AMKR) — Form 4 of Dec 23, 2025 0001628280-25-058875
- Amkor (AMKR) — Form 4 of Sep 23, 2025 0001628280-25-042829
- Amkor (AMKR) — Form 4 of Jun 25, 2025 0001047127-25-000148
- Amkor (AMKR) — Form 4 of May 15, 2025: option exercise or conversion of 6,017; 29,109 shares after 0001047127-25-000105
- Amkor (AMKR) — Form 4 of Apr 2, 2025 0001047127-25-000066
- Amkor (AMKR) — Form 4 of Dec 23, 2024 0001047127-24-000221
- Amkor (AMKR) — Form 4 of Sep 23, 2024 0001047127-24-000179
Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.
All holders · Who owns each AI company · All tracked companies · The AI market