John T. Kim
What John T. Kim 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)
The Schedule 13D of May 1, 2026 counts 75.3M shares (30.3%) as John T. Kim's.
- Declared stake: 75.3M (30.3%), $4.2B — Counted as theirs in the Schedule 13D of May 1, 2026, which does not break them down.
Declarations
- Amkor (AMKR) — 13D filed May 5, 2026: 75.3M shares counted as of May 1, 2026, 30.4% as declared
- Amkor (AMKR) — 13D filed Feb 17, 2026: 75.3M shares counted as of Feb 12, 2026, 30.5% as declared
- Amkor (AMKR) — 13D filed May 16, 2025: 83.3M shares counted as of May 14, 2025, 33.7% as declared
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.