MaryFrances McCourt
MaryFrances McCourt: Director at Amkor. What MaryFrances McCourt 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)
MaryFrances McCourt holds 65,811 Amkor shares (0.03% of the company), worth about $3.1M at the last price, according to the Form 4 of May 13, 2026.
- Shares held: 65,811 (0.03%), $3.1M — Held in their own name.
- Share units: 2,620 (0.00%), $124,423.80 — 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 Sep 22, 2026 0001628280-26-063422
- Amkor (AMKR) — Form 4 of Jun 23, 2026 0001628280-26-045560
- Amkor (AMKR) — Form 4 of May 13, 2026: option exercise or conversion of 9,893; 65,811 shares after 0001628280-26-035676
- Amkor (AMKR) — Form 4 of Mar 31, 2026 0001628280-26-023395
- Amkor (AMKR) — Form 4 of Dec 23, 2025 0001628280-25-058866
- Amkor (AMKR) — Form 4 of Dec 12, 2025: option exercise or conversion of 20,000 at $19.39; open-market sale of 20,000 at $46.02; 55,918 shares after 0001628280-25-057398
- Amkor (AMKR) — Form 4 of Sep 23, 2025 0001628280-25-042813
- Amkor (AMKR) — Form 4 of Jun 25, 2025 0001047127-25-000138
- Amkor (AMKR) — Form 4 of May 15, 2025: option exercise or conversion of 6,017; 55,918 shares after 0001047127-25-000110
- Amkor (AMKR) — Form 4 of Apr 2, 2025 0001047127-25-000070
- Amkor (AMKR) — Form 4 of Dec 23, 2024 0001047127-24-000233
- Amkor (AMKR) — Form 4 of Sep 23, 2024 0001047127-24-000187
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.
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