James J. Kim is 10% Owner at AMKOR TECHNOLOGY, INC. (AMKR). They have made 39 open-market trades across 4 companies since 2006, most recently 2026-07-20.
29 open-market purchases totalling $93.5M since 2007, against 10 sales. Across 28 scored buys the stock is up 3.1% at ninety days, and 0.3 points behind the S&P over the same stretch.
29 scored purchases · one row per filing · discretionary only
| Ticker | Shares | Value |
|---|---|---|
| AMKR | 511,645 | $21.4M |
| GME | 240,596 | $6.5M |
| CWBC | 58,849 | $1.5M |
| CVCY | 49,823 | $991K |
| Total | $30.4M |
Shares reported on the most recent Form 4, priced at the 2026-07-22 close.
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 41% | 50% | 61% |
| Avg Move | -1.3% | -0.9% | +3.1% |
| Alpha | -0.5% | -0.6% | -0.3% |
| Scored | 29 | 28 | 28 |
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 80% | 40% | 20% |
| Avg Move | -4.1% | -2.1% | +15.6% |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| CWBC | BUY | 2026-02-27 | 2026-03-04 | $20.65 | $22K | -2.3% | +0.5% | +4.1% |
| AMKR | SELL | 2025-08-01 | 2025-08-05 | $21.85 | $19.3M | +6.0% | +8.4% | +68.9% |
| CWBC | BUY | 2025-02-28 | 2025-03-04 | $17.36 | $28K | -4.3% | -9.6% | -6.5% |
| AMKR | SELL | 2025-02-24 | 2025-02-26 | $21.85 | $38.0M | -13.3% | -19.9% | -17.3% |
| CWBC | BUY | 2024-05-31 | 2024-06-04 | $15.63 | $2K | -4.3% | +3.1% | +16.7% |
| CVCY | BUY | 2024-02-29 | 2024-03-04 | $16.01 | $20K | -1.1% | N/A | N/A |
| AMKR | SELL | 2023-09-06 | 2023-09-08 | $23.22 | $232.2M | -2.7% | -1.6% | +23.5% |
| CVCY | BUY | 2023-06-01 | 2023-06-01 | $12.99 | $3K | +1.6% | -0.4% | -4.4% |
| CVCY | BUY | 2023-04-28 | 2023-04-28 | $14.36 | $61K | -9.1% | -4.5% | +13.8% |
| CVCY | BUY | 2023-03-01 | 2023-03-01 | $18.36 | $17K | -20.2% | -19.5% | -44.7% |
| CVCY | BUY | 2022-09-01 | 2022-09-06 | $15.13 | $8K | +2.1% | +1.7% | +15.5% |
| CVCY | BUY | 2022-06-01 | 2022-06-03 | $15.12 | $9K | -5.2% | -10.5% | +5.0% |
| CVCY | BUY | 2022-03-01 | 2022-03-02 | $18.90 | $2K | -0.3% | +2.4% | -27.0% |
| AMKR | BUY | 2021-12-30 | 2022-01-04 | $24.68 | $91.6M | -3.6% | -18.3% | -17.5% |
| CVCY | BUY | 2021-12-01 | 2021-12-01 | $18.90 | $1K | +0.6% | -1.7% | +7.3% |
| CVCY | BUY | 2021-09-01 | 2021-09-01 | $19.48 | $9K | -7.8% | -0.7% | -4.3% |
| CVCY | BUY | 2021-06-01 | 2021-06-01 | $16.43 | $10K | -4.0% | -6.2% | -0.4% |
| CVCY | BUY | 2021-03-01 | 2021-03-01 | $12.90 | $2K | +10.6% | +0.6% | +18.3% |
| CVCY | BUY | 2020-12-01 | 2020-12-01 | $10.75 | $11 | +10.3% | +6.0% | +30.0% |
| CVCY | BUY | 2020-09-11 | 2020-09-11 | $11.90 | $16K | +3.6% | +14.6% | +37.4% |
| CVCY | BUY | 2020-09-01 | 2020-09-01 | $10.83 | $8K | +1.1% | +4.0% | +19.6% |
| CVCY | BUY | 2020-08-31 | 2020-09-01 | $12.05 | $12K | +1.1% | +4.0% | +19.6% |
| CVCY | BUY | 2020-08-21 | 2020-08-21 | $12.15 | $12K | -0.9% | -1.5% | +16.2% |
| CVCY | BUY | 2020-08-14 | 2020-08-14 | $12.77 | $13K | -4.1% | -5.8% | +8.0% |
| CVCY | BUY | 2020-06-01 | 2020-06-01 | $13.55 | $12K | -3.1% | +4.5% | -16.2% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.
| Scored | 5 | 5 | 5 |