Kim John T
10% Owner, Member Of 10% Owner Group (6) | 10% Owner, Member Of 10% Owner Group (8) | 10% Owner, Member Of 10% Owner Group (5) +8 more
1 company
Insider Signal Score
65
StrongTrades Analyzed
4
12M Win Rate
66.7%
Avg 3M Return
+12.4%
Avg 12M Return
+26.8%
Kim John T is a 10% Owner, Member Of 10% Owner Group (6) at AMKOR TECHNOLOGY, INC.. Recent SEC Form 4 filings include 2 buys and 12 sells.
Estimated insider holdings value: $775.2M based on current market prices.
Holdings by Company
AMKRDec 26, 2025
Current Shares9.85M
Value$775.15M
Net Activity-8,403,417
Bought: 1.31MSold: 9.71M
Transaction History
Showing 5 filings
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2025 | AMKR Amkor Technology, Inc. | 10% Owner, Member Of 10% Owner Group (8) | Buy | 441,589 | $21.85 | $9,648,719.65 | +13.2% | +46.8% | - | |
| Feb 24, 2025 | AMKR Amkor Technology, Inc. | 10% Owner, Member Of 10% Owner Group (5) | Buy | 869,565 | $21.85 | $18,999,995.25 | +35.1% | -13.9% | +121.1% | |
| Feb 22, 2023 | AMKR Amkor Technology, Inc. | 10% Owner, Member Of 10% Owner Group (9) | Sell | 1,920,000 | $25.28 | $48,537,600.00 | -2.9% | -9.2% | +21.2% | |
| Dec 30, 2021 | AMKR Amkor Technology, Inc. | 10% Owner, Member Of 10% Owner Group (7) | Sell | 3,711,506 | $24.68 | $91,599,968.08 | -5.1% | -7.7% | -1.6% | |
| Dec 17, 2020 | AMKR Amkor Technology, Inc. | Director, 10% Owner, See Exhibit 99.1 | Sell | 4,083,065 | $15.41 | $62,920,031.65 | -2.3% | - | - |