Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
---|---|---|---|---|---|---|
SC 13G/A | 2024-02-13 | VANGUARD GROUP INC | AMKOR TECHNOLOGY, INC. | 14,756,992 | 6.0% | EDGAR |
SC 13G/A | 2024-02-09 | DIMENSIONAL FUND ADVISORS LP | AMKOR TECHNOLOGY, INC. | 14,862,198 | 6.0% | EDGAR |
SC 13G/A | 2024-01-29 | BlackRock Inc. | AMKOR TECHNOLOGY, INC. | 14,920,491 | 6.1% | EDGAR |
SC 13D/A | 2023-09-11 | KIM JAMES J | AMKOR TECHNOLOGY, INC. | 40,314,232 | 16.4% | EDGAR |
SC 13G/A | 2023-02-10 | DIMENSIONAL FUND ADVISORS LP | AMKOR TECHNOLOGY, INC. | 15,711,184 | 6.4% | EDGAR |
SC 13G | 2023-02-09 | VANGUARD GROUP INC | AMKOR TECHNOLOGY, INC. | 13,127,082 | 5.4% | EDGAR |
SC 13G | 2023-02-03 | BlackRock Inc. | AMKOR TECHNOLOGY, INC. | 13,223,743 | 5.4% | EDGAR |
SC 13G/A | 2022-02-08 | DIMENSIONAL FUND ADVISORS LP | AMKOR TECHNOLOGY, INC. | 15,417,333 | 6.3% | EDGAR |
SC 13D/A | 2022-01-04 | KIM JAMES J | AMKOR TECHNOLOGY, INC. | 51,833,407 | 21.2% | EDGAR |
SC 13D/A | 2021-03-16 | KIM JAMES J | AMKOR TECHNOLOGY, INC. | 51,184,857 | 21.0% | EDGAR |
SC 13G/A | 2021-02-12 | DIMENSIONAL FUND ADVISORS LP | AMKOR TECHNOLOGY, INC. | 16,722,945 | 6.9% | EDGAR |
SC 13D/A | 2020-03-20 | KIM JAMES J | AMKOR TECHNOLOGY, INC. | 51,371,803 | 21.3% | EDGAR |
SC 13G/A | 2020-02-12 | DIMENSIONAL FUND ADVISORS LP | AMKOR TECHNOLOGY, INC. | 18,052,461 | 7.5% | EDGAR |
SC 13G/A | 2019-02-11 | VANGUARD GROUP INC | AMKOR TECHNOLOGY, INC. | 10,007,214 | 4.2% | EDGAR |
SC 13G/A | 2019-02-08 | DIMENSIONAL FUND ADVISORS LP | AMKOR TECHNOLOGY, INC. | 17,422,753 | 7.3% | EDGAR |
SC 13D/A | 2018-11-09 | KIM JAMES J | AMKOR TECHNOLOGY, INC. | 54,708,703 | 22.8% | EDGAR |
SC 13D/A | 2018-03-21 | KIM JAMES J | AMKOR TECHNOLOGY, INC. | 52,115,130 | 21.8% | EDGAR |
SC 13G | 2018-02-09 | DIMENSIONAL FUND ADVISORS LP | AMKOR TECHNOLOGY, INC. | 15,021,087 | 6.3% | EDGAR |
SC 13G | 2018-02-08 | VANGUARD GROUP INC | AMKOR TECHNOLOGY, INC. | 12,075,133 | 5.0% | EDGAR |
SC 13D/A | 2017-01-20 | KIM JAMES J | AMKOR TECHNOLOGY, INC. | 51,512,037 | 21.5% | EDGAR |