{"transactions":[{"id":4626219,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-09-24T20:38:41.000Z","date":"2026-09-22","kind":"grant","planned":false,"acquired":true,"shares":3.9978,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on September 22, 2026 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the\n\"Issuer\") granted to the Reporting Person on May 13, 2026. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on September 22, 2026 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the\n\"Issuer\") granted to the Reporting Person on May 13, 2026. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on September 22, 2026 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the\n\"Issuer\") granted to the Reporting Person on May 13, 2026. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."}],"balance_after":2619.5144,"derivative":{"underlying":"Common Stock","underlying_shares":3.9978},"source":{"system":"sec-edgar","filing":"0001628280-26-063417","document":"wk-form4_1790282318.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1047127/000162828026063417/wk-form4_1790282318.xml","form_type":"4"}},{"id":700224,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-07-31T20:38:03.000Z","date":"2026-07-30","kind":"gift","planned":false,"acquired":false,"shares":100,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":28681,"source":{"system":"sec-edgar","filing":"0001628280-26-051439","document":"wk-form4_1785530280.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000162828026051439/wk-form4_1785530280.xml","form_type":"4"}},{"id":727007,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-06-25T20:39:03.000Z","date":"2026-06-23","kind":"grant","planned":false,"acquired":true,"shares":2.5166,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on June 23, 2026 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the\n\"Issuer\") granted to the Reporting Person on May 13, 2026. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on June 23, 2026 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the\n\"Issuer\") granted to the Reporting Person on May 13, 2026. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on June 23, 2026 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the\n\"Issuer\") granted to the Reporting Person on May 13, 2026. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."}],"balance_after":2615.5166,"derivative":{"underlying":"Common Stock","underlying_shares":2.5166},"source":{"system":"sec-edgar","filing":"0001628280-26-045556","document":"wk-form4_1782419941.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000162828026045556/wk-form4_1782419941.xml","form_type":"4"}},{"id":736838,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Director Stock Option (Right-to-Buy)","published_at":"2026-06-16T20:35:50.000Z","date":"2026-06-12","kind":"exercise","planned":false,"acquired":false,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"This stock option to acquire 20,000 shares of Common Stock of Amkor Technology, Inc. was granted on May 18, 2021 and vested in full on May 17, 2022."}],"balance_after":10000,"derivative":{"exercise_price":19.39,"expiration_date":"2031-05-18","underlying":"Common Stock","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001628280-26-043569","document":"wk-form4_1781642143.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/923792/000162828026043569/wk-form4_1781642143.xml","form_type":"4"}},{"id":736837,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-06-16T20:35:50.000Z","date":"2026-06-12","kind":"sale","planned":false,"acquired":false,"shares":5000,"price":78.2,"value":391000.0,"ownership":{"direct":true},"balance_after":28781,"source":{"system":"sec-edgar","filing":"0001628280-26-043569","document":"wk-form4_1781642143.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/923792/000162828026043569/wk-form4_1781642143.xml","form_type":"4"}},{"id":736836,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-06-16T20:35:50.000Z","date":"2026-06-12","kind":"exercise","planned":false,"acquired":true,"shares":5000,"price":19.39,"value":96950.0,"ownership":{"direct":true},"balance_after":33781,"source":{"system":"sec-edgar","filing":"0001628280-26-043569","document":"wk-form4_1781642143.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000162828026043569/wk-form4_1781642143.xml","form_type":"4"}},{"id":777837,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-05-15T20:38:53.000Z","date":"2026-05-13","kind":"grant","planned":false,"acquired":true,"shares":2613,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents shares of common stock underlying RSUs granted on May 13, 2026 (the \"Grant Date\") pursuant to the Plan (the \"2026 RSUs\"). Subject to the terms and conditions of the applicable award agreement, the 2026\nRSUs may be converted into common stock of the Issuer on a one-for-one basis and will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of stockholders\nimmediately following the Grant Date. The 2026 RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents shares of common stock underlying RSUs granted on May 13, 2026 (the \"Grant Date\") pursuant to the Plan (the \"2026 RSUs\"). Subject to the terms and conditions of the applicable award agreement, the 2026\nRSUs may be converted into common stock of the Issuer on a one-for-one basis and will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of stockholders\nimmediately following the Grant Date. The 2026 RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents shares of common stock underlying RSUs granted on May 13, 2026 (the \"Grant Date\") pursuant to the Plan (the \"2026 RSUs\"). Subject to the terms and conditions of the applicable award agreement, the 2026\nRSUs may be converted into common stock of the Issuer on a one-for-one basis and will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of stockholders\nimmediately following the Grant Date. The 2026 RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer."}],"balance_after":2613,"derivative":{"underlying":"Common Stock","underlying_shares":2613},"source":{"system":"sec-edgar","filing":"0001628280-26-035661","document":"wk-form4_1778877531.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/923792/000162828026035661/wk-form4_1778877531.xml","form_type":"4"}},{"id":777836,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-05-15T20:38:53.000Z","date":"2026-05-13","kind":"exercise","planned":false,"acquired":false,"shares":9893.0573,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On May 15, 2025, the Reporting Person was granted 9,789 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the\napplicable award agreement (the \"2025 RSUs\"). In connection with the vesting of the 2025 RSUs on May 13, 2026: (i) 0.0573 of the 2025 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU\nrepresenting an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2025 RSUs, including 104 DEUs, converted into\ncommon stock of the Issuer on a one-for-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On May 15, 2025, the Reporting Person was granted 9,789 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the\napplicable award agreement (the \"2025 RSUs\"). In connection with the vesting of the 2025 RSUs on May 13, 2026: (i) 0.0573 of the 2025 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU\nrepresenting an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2025 RSUs, including 104 DEUs, converted into\ncommon stock of the Issuer on a one-for-one basis."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On May 15, 2025, the Reporting Person was granted 9,789 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the\napplicable award agreement (the \"2025 RSUs\"). In connection with the vesting of the 2025 RSUs on May 13, 2026: (i) 0.0573 of the 2025 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU\nrepresenting an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2025 RSUs, including 104 DEUs, converted into\ncommon stock of the Issuer on a one-for-one basis."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":9893.0573},"source":{"system":"sec-edgar","filing":"0001628280-26-035661","document":"wk-form4_1778877531.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/923792/000162828026035661/wk-form4_1778877531.xml","form_type":"4"}},{"id":777835,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-05-15T20:38:53.000Z","date":"2026-05-13","kind":"exercise","planned":false,"acquired":true,"shares":9893,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On May 15, 2025, the Reporting Person was granted 9,789 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the\napplicable award agreement (the \"2025 RSUs\"). In connection with the vesting of the 2025 RSUs on May 13, 2026: (i) 0.0573 of the 2025 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU\nrepresenting an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2025 RSUs, including 104 DEUs, converted into\ncommon stock of the Issuer on a one-for-one basis."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On May 15, 2025, the Reporting Person was granted 9,789 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the\napplicable award agreement (the \"2025 RSUs\"). In connection with the vesting of the 2025 RSUs on May 13, 2026: (i) 0.0573 of the 2025 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU\nrepresenting an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2025 RSUs, including 104 DEUs, converted into\ncommon stock of the Issuer on a one-for-one basis."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"On May 15, 2025, the Reporting Person was granted 9,789 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the\napplicable award agreement (the \"2025 RSUs\"). In connection with the vesting of the 2025 RSUs on May 13, 2026: (i) 0.0573 of the 2025 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU\nrepresenting an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2025 RSUs, including 104 DEUs, converted into\ncommon stock of the Issuer on a one-for-one basis."}],"balance_after":28781,"source":{"system":"sec-edgar","filing":"0001628280-26-035661","document":"wk-form4_1778877531.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000162828026035661/wk-form4_1778877531.xml","form_type":"4"}},{"id":789039,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-05-07T20:35:48.000Z","date":"2026-05-05","kind":"sale","planned":false,"acquired":false,"shares":7000,"price":76.45,"value":535150.0,"ownership":{"direct":true},"balance_after":18888,"source":{"system":"sec-edgar","filing":"0001628280-26-032234","document":"wk-form4_1778186145.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000162828026032234/wk-form4_1778186145.xml","form_type":"4"}},{"id":821317,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-04-02T22:52:02.000Z","date":"2026-03-31","kind":"grant","planned":false,"acquired":true,"shares":18.1563,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on March 31, 2026 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc.\n(the \"Issuer\") granted to the Reporting Person on May 15, 2025. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on March 31, 2026 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc.\n(the \"Issuer\") granted to the Reporting Person on May 15, 2025. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on March 31, 2026 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc.\n(the \"Issuer\") granted to the Reporting Person on May 15, 2025. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."}],"balance_after":9893.0573,"derivative":{"underlying":"Common Stock","underlying_shares":18.1563},"source":{"system":"sec-edgar","filing":"0001628280-26-023385","document":"wk-form4_1775170319.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000162828026023385/wk-form4_1775170319.xml","form_type":"4"}},{"id":958919,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-12-29T13:27:36.000Z","date":"2025-12-23","kind":"grant","planned":false,"acquired":true,"shares":20.0093,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on December 23, 2025 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc.\n(the \"Issuer\") granted to the Reporting Person on May 15, 2025. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on December 23, 2025 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc.\n(the \"Issuer\") granted to the Reporting Person on May 15, 2025. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on December 23, 2025 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc.\n(the \"Issuer\") granted to the Reporting Person on May 15, 2025. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."}],"balance_after":9874.901,"derivative":{"underlying":"Common Stock","underlying_shares":20.0093},"source":{"system":"sec-edgar","filing":"0001628280-25-058870","document":"wk-form4_1767014854.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000162828025058870/wk-form4_1767014854.xml","form_type":"4"}},{"id":965947,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Director Stock Option (Right-to-Buy)","published_at":"2025-12-17T21:09:46.000Z","date":"2025-12-15","kind":"exercise","planned":false,"acquired":false,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"This stock option to acquire 20,000 shares of Common Stock of Amkor Technology, Inc. was granted on May 18, 2021 and vested in full on May 17, 2022."}],"balance_after":15000,"derivative":{"exercise_price":19.39,"expiration_date":"2031-05-18","underlying":"Common Stock","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001628280-25-057639","document":"wk-form4_1766005784.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/923792/000162828025057639/wk-form4_1766005784.xml","form_type":"4"}},{"id":965946,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-12-17T21:09:46.000Z","date":"2025-12-15","kind":"sale","planned":false,"acquired":false,"shares":5000,"price":44.29,"value":221450.0,"ownership":{"direct":true},"balance_after":25888,"source":{"system":"sec-edgar","filing":"0001628280-25-057639","document":"wk-form4_1766005784.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/923792/000162828025057639/wk-form4_1766005784.xml","form_type":"4"}},{"id":965945,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-12-17T21:09:46.000Z","date":"2025-12-15","kind":"exercise","planned":false,"acquired":true,"shares":5000,"price":19.39,"value":96950.0,"ownership":{"direct":true},"balance_after":30888,"source":{"system":"sec-edgar","filing":"0001628280-25-057639","document":"wk-form4_1766005784.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000162828025057639/wk-form4_1766005784.xml","form_type":"4"}},{"id":1032563,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-09-25T20:41:18.000Z","date":"2025-09-23","kind":"grant","planned":false,"acquired":true,"shares":27.3648,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on September 23, 2025 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the\n\"Issuer\") granted to the Reporting Person on May 15, 2025. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on September 23, 2025 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the\n\"Issuer\") granted to the Reporting Person on May 15, 2025. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on September 23, 2025 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the\n\"Issuer\") granted to the Reporting Person on May 15, 2025. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."}],"balance_after":9854.8917,"derivative":{"underlying":"Common Stock","underlying_shares":27.3648},"source":{"system":"sec-edgar","filing":"0001628280-25-042825","document":"wk-form4_1758832876.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000162828025042825/wk-form4_1758832876.xml","form_type":"4"}},{"id":1100632,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-06-27T21:58:04.000Z","date":"2025-06-25","kind":"grant","planned":false,"acquired":true,"shares":38.5269,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on June 25, 2025 with respect to time-vested restricted stock units (\"RSUs\") of the Issuer granted to the\nReporting Person on May 15, 2025. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on June 25, 2025 with respect to time-vested restricted stock units (\"RSUs\") of the Issuer granted to the\nReporting Person on May 15, 2025. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on June 25, 2025 with respect to time-vested restricted stock units (\"RSUs\") of the Issuer granted to the\nReporting Person on May 15, 2025. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."}],"balance_after":9827.5269,"derivative":{"underlying":"Common Stock","underlying_shares":38.5269},"source":{"system":"sec-edgar","filing":"0001047127-25-000146","document":"wk-form4_1751061479.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000104712725000146/wk-form4_1751061479.xml","form_type":"4"}},{"id":1146217,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-05-16T20:37:09.000Z","date":"2025-05-15","kind":"grant","planned":false,"acquired":true,"shares":9789,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents shares of common stock underlying RSUs granted on May 15, 2025 (the \"Grant Date\") pursuant to the Plan (the \"2025 RSUs\"). Subject to the terms and conditions of the applicable award agreement, the 2025 RSUs may be converted into common stock of the Issuer on a one-for-one basis and will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of stockholders immediately following the Grant Date. The 2025 RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents shares of common stock underlying RSUs granted on May 15, 2025 (the \"Grant Date\") pursuant to the Plan (the \"2025 RSUs\"). Subject to the terms and conditions of the applicable award agreement, the 2025 RSUs may be converted into common stock of the Issuer on a one-for-one basis and will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of stockholders immediately following the Grant Date. The 2025 RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents shares of common stock underlying RSUs granted on May 15, 2025 (the \"Grant Date\") pursuant to the Plan (the \"2025 RSUs\"). Subject to the terms and conditions of the applicable award agreement, the 2025 RSUs may be converted into common stock of the Issuer on a one-for-one basis and will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of stockholders immediately following the Grant Date. The 2025 RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer."}],"balance_after":9789,"derivative":{"underlying":"Common Stock","underlying_shares":9789},"source":{"system":"sec-edgar","filing":"0001047127-25-000107","document":"wk-form4_1747427808.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/923792/000104712725000107/wk-form4_1747427808.xml","form_type":"4"}},{"id":1146216,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-05-16T20:37:09.000Z","date":"2025-05-14","kind":"exercise","planned":false,"acquired":false,"shares":6017.0342,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On May 14, 2024, the Reporting Person was granted 5,855 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2024 RSUs\"). In connection with the vesting of the 2024 RSUs on May 14, 2025: (i) 0.0342 of the 2024 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2024 RSUs, including 162 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"shares","element":"transactionShares","label":"F1","text":"On May 14, 2024, the Reporting Person was granted 5,855 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2024 RSUs\"). In connection with the vesting of the 2024 RSUs on May 14, 2025: (i) 0.0342 of the 2024 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2024 RSUs, including 162 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On May 14, 2024, the Reporting Person was granted 5,855 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2024 RSUs\"). In connection with the vesting of the 2024 RSUs on May 14, 2025: (i) 0.0342 of the 2024 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2024 RSUs, including 162 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On May 14, 2024, the Reporting Person was granted 5,855 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2024 RSUs\"). In connection with the vesting of the 2024 RSUs on May 14, 2025: (i) 0.0342 of the 2024 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2024 RSUs, including 162 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"On May 14, 2024, the Reporting Person was granted 5,855 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2024 RSUs\"). In connection with the vesting of the 2024 RSUs on May 14, 2025: (i) 0.0342 of the 2024 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2024 RSUs, including 162 DEUs, converted into common stock of the Issuer on a one-for-one basis."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":6017.0342},"source":{"system":"sec-edgar","filing":"0001047127-25-000107","document":"wk-form4_1747427808.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/923792/000104712725000107/wk-form4_1747427808.xml","form_type":"4"}},{"id":1146215,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-05-16T20:37:09.000Z","date":"2025-05-14","kind":"exercise","planned":false,"acquired":true,"shares":6017,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On May 14, 2024, the Reporting Person was granted 5,855 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2024 RSUs\"). In connection with the vesting of the 2024 RSUs on May 14, 2025: (i) 0.0342 of the 2024 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2024 RSUs, including 162 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On May 14, 2024, the Reporting Person was granted 5,855 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2024 RSUs\"). In connection with the vesting of the 2024 RSUs on May 14, 2025: (i) 0.0342 of the 2024 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2024 RSUs, including 162 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"On May 14, 2024, the Reporting Person was granted 5,855 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2024 RSUs\"). In connection with the vesting of the 2024 RSUs on May 14, 2025: (i) 0.0342 of the 2024 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2024 RSUs, including 162 DEUs, converted into common stock of the Issuer on a one-for-one basis."}],"balance_after":25888,"source":{"system":"sec-edgar","filing":"0001047127-25-000107","document":"wk-form4_1747427808.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000104712725000107/wk-form4_1747427808.xml","form_type":"4"}},{"id":1178078,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-04-04T20:14:51.000Z","date":"2025-04-02","kind":"grant","planned":false,"acquired":true,"shares":25.9877,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on April 2, 2025 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc.\n(the \"Issuer\") granted to the Reporting Person on May 14, 2024. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on April 2, 2025 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc.\n(the \"Issuer\") granted to the Reporting Person on May 14, 2024. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on April 2, 2025 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc.\n(the \"Issuer\") granted to the Reporting Person on May 14, 2024. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."}],"balance_after":6017.0342,"derivative":{"underlying":"Common Stock","underlying_shares":25.9877},"source":{"system":"sec-edgar","filing":"0001047127-25-000072","document":"wk-form4_1743797684.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000104712725000072/wk-form4_1743797684.xml","form_type":"4"}},{"id":1322242,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2024-12-26T17:47:28.000Z","date":"2024-12-23","kind":"grant","planned":false,"acquired":true,"shares":108.7979,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on December 23, 2024 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") granted to the Reporting Person on May 14, 2024. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on December 23, 2024 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") granted to the Reporting Person on May 14, 2024. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on December 23, 2024 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") granted to the Reporting Person on May 14, 2024. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."}],"balance_after":5991.0465,"derivative":{"underlying":"Common Stock","underlying_shares":108.7979},"source":{"system":"sec-edgar","filing":"0001047127-24-000225","document":"wk-form4_1735235242.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000104712724000225/wk-form4_1735235242.xml","form_type":"4"}},{"id":1399728,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2024-09-25T20:39:06.000Z","date":"2024-09-23","kind":"grant","planned":false,"acquired":true,"shares":14.864,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on September 23, 2024 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") granted to the Reporting Person on May 14, 2024. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on September 23, 2024 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") granted to the Reporting Person on May 14, 2024. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on September 23, 2024 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") granted to the Reporting Person on May 14, 2024. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."}],"balance_after":5882.2486,"derivative":{"underlying":"Common Stock","underlying_shares":14.864},"source":{"system":"sec-edgar","filing":"0001047127-24-000183","document":"wk-form4_1727296740.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000104712724000183/wk-form4_1727296740.xml","form_type":"4"}},{"id":1420279,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Director Stock Option (Right-to-Buy)","published_at":"2024-08-29T20:33:46.000Z","date":"2024-08-27","kind":"exercise","planned":false,"acquired":false,"shares":20000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This stock option to acquire 20,000 shares of the Issuer's common stock was granted on May 2, 2017 and vested in full on May 1, 2018."}],"balance_after":0,"derivative":{"exercise_price":11.71,"exercise_date":"2018-05-01","expiration_date":"2027-05-02","underlying":"Common Stock","underlying_shares":20000},"source":{"system":"sec-edgar","filing":"0001047127-24-000173","document":"wk-form4_1724963612.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/923792/000104712724000173/wk-form4_1724963612.xml","form_type":"4"}},{"id":1420278,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-08-29T20:33:46.000Z","date":"2024-08-27","kind":"sale","planned":false,"acquired":false,"shares":20000,"price":32.97,"value":659400.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $32.96 to $33.01.  The Reporting Person hereby undertakes to provide, upon request, to the staff of the Securities and Exchange Commission, Amkor Technology, Inc. (the \"Issuer\"), or any security holder of the Issuer, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (1) to this Form 4."}],"balance_after":19871,"source":{"system":"sec-edgar","filing":"0001047127-24-000173","document":"wk-form4_1724963612.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/923792/000104712724000173/wk-form4_1724963612.xml","form_type":"4"}},{"id":1420277,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-08-29T20:33:46.000Z","date":"2024-08-27","kind":"exercise","planned":false,"acquired":true,"shares":20000,"price":11.71,"value":234200.0,"ownership":{"direct":true},"balance_after":39871,"source":{"system":"sec-edgar","filing":"0001047127-24-000173","document":"wk-form4_1724963612.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000104712724000173/wk-form4_1724963612.xml","form_type":"4"}},{"id":1469110,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2024-06-26T21:50:14.000Z","date":"2024-06-24","kind":"grant","planned":false,"acquired":true,"shares":12.3846,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on June 24, 2024 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") granted to the Reporting Person on May 14, 2024.  Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on June 24, 2024 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") granted to the Reporting Person on May 14, 2024.  Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued upon the payment of a dividend on June 24, 2024 with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") granted to the Reporting Person on May 14, 2024.  Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."}],"balance_after":5867.3846,"derivative":{"underlying":"Common Stock","underlying_shares":12.3846},"source":{"system":"sec-edgar","filing":"0001047127-24-000145","document":"wk-form4_1719438605.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000104712724000145/wk-form4_1719438605.xml","form_type":"4"}},{"id":1514957,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2024-05-16T22:26:29.000Z","date":"2024-05-14","kind":"grant","planned":false,"acquired":true,"shares":5855,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents shares of common stock underlying RSUs granted on May 14, 2024 (the \"Grant Date\") pursuant to the Plan (the \"2024 RSUs\"). Subject to the terms and conditions of the applicable award agreement, the 2024 RSUs may be converted into common stock of the Issuer on a one-for-one basis and will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of stockholders immediately following the Grant Date. The 2024 RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents shares of common stock underlying RSUs granted on May 14, 2024 (the \"Grant Date\") pursuant to the Plan (the \"2024 RSUs\"). Subject to the terms and conditions of the applicable award agreement, the 2024 RSUs may be converted into common stock of the Issuer on a one-for-one basis and will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of stockholders immediately following the Grant Date. The 2024 RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents shares of common stock underlying RSUs granted on May 14, 2024 (the \"Grant Date\") pursuant to the Plan (the \"2024 RSUs\"). Subject to the terms and conditions of the applicable award agreement, the 2024 RSUs may be converted into common stock of the Issuer on a one-for-one basis and will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of stockholders immediately following the Grant Date. The 2024 RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer."}],"balance_after":5855,"derivative":{"underlying":"Common Stock","underlying_shares":5855},"source":{"system":"sec-edgar","filing":"0001047127-24-000108","document":"wk-form4_1715898376.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/923792/000104712724000108/wk-form4_1715898376.xml","form_type":"4"}},{"id":1514956,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2024-05-16T22:26:29.000Z","date":"2024-05-14","kind":"exercise","planned":false,"acquired":false,"shares":8571.0421,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On May 16, 2023, the Reporting Person was granted 8,478 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2023 RSUs\"). In connection with the vesting of the 2023 RSUs on May 14, 2024: (i) 0.0421 of the 2023 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2023 RSUs, including 93 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"shares","element":"transactionShares","label":"F1","text":"On May 16, 2023, the Reporting Person was granted 8,478 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2023 RSUs\"). In connection with the vesting of the 2023 RSUs on May 14, 2024: (i) 0.0421 of the 2023 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2023 RSUs, including 93 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On May 16, 2023, the Reporting Person was granted 8,478 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2023 RSUs\"). In connection with the vesting of the 2023 RSUs on May 14, 2024: (i) 0.0421 of the 2023 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2023 RSUs, including 93 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On May 16, 2023, the Reporting Person was granted 8,478 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2023 RSUs\"). In connection with the vesting of the 2023 RSUs on May 14, 2024: (i) 0.0421 of the 2023 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2023 RSUs, including 93 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"On May 16, 2023, the Reporting Person was granted 8,478 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2023 RSUs\"). In connection with the vesting of the 2023 RSUs on May 14, 2024: (i) 0.0421 of the 2023 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2023 RSUs, including 93 DEUs, converted into common stock of the Issuer on a one-for-one basis."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":8571.0421},"source":{"system":"sec-edgar","filing":"0001047127-24-000108","document":"wk-form4_1715898376.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/923792/000104712724000108/wk-form4_1715898376.xml","form_type":"4"}},{"id":1514955,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-05-16T22:26:29.000Z","date":"2024-05-14","kind":"exercise","planned":false,"acquired":true,"shares":8571,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On May 16, 2023, the Reporting Person was granted 8,478 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2023 RSUs\"). In connection with the vesting of the 2023 RSUs on May 14, 2024: (i) 0.0421 of the 2023 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2023 RSUs, including 93 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On May 16, 2023, the Reporting Person was granted 8,478 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2023 RSUs\"). In connection with the vesting of the 2023 RSUs on May 14, 2024: (i) 0.0421 of the 2023 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2023 RSUs, including 93 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"On May 16, 2023, the Reporting Person was granted 8,478 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2023 RSUs\"). In connection with the vesting of the 2023 RSUs on May 14, 2024: (i) 0.0421 of the 2023 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2023 RSUs, including 93 DEUs, converted into common stock of the Issuer on a one-for-one basis."}],"balance_after":19871,"source":{"system":"sec-edgar","filing":"0001047127-24-000108","document":"wk-form4_1715898376.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000104712724000108/wk-form4_1715898376.xml","form_type":"4"}},{"id":1546141,"issuer":{"id":92137,"kind":"organization","name":"Societal CDMO, Inc.","symbol":"SCTL"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2024-04-09T01:27:51.000Z","date":"2024-04-08","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":27229,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Pursuant to the terms of the Merger Agreement, immediately prior to the Effective Time, each outstanding and unvested option to purchase Shares granted under an Issuer equity plan (each, an \"Issuer Stock Option\") vested in full. At the Effective Time, each Issuer Stock Option with an exercise price that is less than the Offer Amount was cancelled and converted into the right to receive a cash payment equal to the product of (A) the excess, if any, of the Offer Amount over the exercise price payable per Share with respect to such Issuer Stock Option, multiplied by (B) the total number of Shares subject to such Issuer Stock Option immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Pursuant to the terms of the Merger Agreement, immediately prior to the Effective Time, each outstanding and unvested option to purchase Shares granted under an Issuer equity plan (each, an \"Issuer Stock Option\") vested in full. At the Effective Time, each Issuer Stock Option with an exercise price that is less than the Offer Amount was cancelled and converted into the right to receive a cash payment equal to the product of (A) the excess, if any, of the Offer Amount over the exercise price payable per Share with respect to such Issuer Stock Option, multiplied by (B) the total number of Shares subject to such Issuer Stock Option immediately prior to the Effective Time."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Pursuant to the terms of the Merger Agreement, immediately prior to the Effective Time, each outstanding and unvested option to purchase Shares granted under an Issuer equity plan (each, an \"Issuer Stock Option\") vested in full. At the Effective Time, each Issuer Stock Option with an exercise price that is less than the Offer Amount was cancelled and converted into the right to receive a cash payment equal to the product of (A) the excess, if any, of the Offer Amount over the exercise price payable per Share with respect to such Issuer Stock Option, multiplied by (B) the total number of Shares subject to such Issuer Stock Option immediately prior to the Effective Time."}],"balance_after":0,"derivative":{"exercise_price":0.74,"underlying":"Common Stock","underlying_shares":27229},"source":{"system":"sec-edgar","filing":"0001104659-24-044890","document":"tm2411350-3_4seq1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/923792/000110465924044890/tm2411350-3_4seq1.xml","form_type":"4"}},{"id":1546140,"issuer":{"id":92137,"kind":"organization","name":"Societal CDMO, Inc.","symbol":"SCTL"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2024-04-09T01:27:51.000Z","date":"2024-04-08","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":118182,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Pursuant to the terms of the Merger Agreement, immediately prior to the Effective Time, each outstanding and unvested option to purchase Shares granted under an Issuer equity plan (each, an \"Issuer Stock Option\") vested in full. At the Effective Time, each Issuer Stock Option with an exercise price that is less than the Offer Amount was cancelled and converted into the right to receive a cash payment equal to the product of (A) the excess, if any, of the Offer Amount over the exercise price payable per Share with respect to such Issuer Stock Option, multiplied by (B) the total number of Shares subject to such Issuer Stock Option immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Pursuant to the terms of the Merger Agreement, immediately prior to the Effective Time, each outstanding and unvested option to purchase Shares granted under an Issuer equity plan (each, an \"Issuer Stock Option\") vested in full. At the Effective Time, each Issuer Stock Option with an exercise price that is less than the Offer Amount was cancelled and converted into the right to receive a cash payment equal to the product of (A) the excess, if any, of the Offer Amount over the exercise price payable per Share with respect to such Issuer Stock Option, multiplied by (B) the total number of Shares subject to such Issuer Stock Option immediately prior to the Effective Time."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Pursuant to the terms of the Merger Agreement, immediately prior to the Effective Time, each outstanding and unvested option to purchase Shares granted under an Issuer equity plan (each, an \"Issuer Stock Option\") vested in full. At the Effective Time, each Issuer Stock Option with an exercise price that is less than the Offer Amount was cancelled and converted into the right to receive a cash payment equal to the product of (A) the excess, if any, of the Offer Amount over the exercise price payable per Share with respect to such Issuer Stock Option, multiplied by (B) the total number of Shares subject to such Issuer Stock Option immediately prior to the Effective Time."}],"balance_after":0,"derivative":{"exercise_price":0.8,"underlying":"Common Stock","underlying_shares":118182},"source":{"system":"sec-edgar","filing":"0001104659-24-044890","document":"tm2411350-3_4seq1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/923792/000110465924044890/tm2411350-3_4seq1.xml","form_type":"4"}},{"id":1546139,"issuer":{"id":92137,"kind":"organization","name":"Societal CDMO, Inc.","symbol":"SCTL"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-04-09T01:27:51.000Z","date":"2024-04-08","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":73620,"price":1.1,"value":80982.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents restricted stock units granted under an Issuer equity plan (\"RSUs\") granted to the Reporting Person. Each RSU represented a contingent right to receive one Share upon vesting of the RSU. Pursuant to the terms of the Merger Agreement, each outstanding RSU that was outstanding and unvested immediately prior to the Effective Time vested in full. 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Subject to the terms and conditions of the applicable award agreement, the 2023 RSUs may be converted into common stock of the Issuer on a one-for-one basis and will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of stockholders immediately following the Grant Date.   The 2023 RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents shares of common stock underlying RSUs granted on May 16, 2023 (the \"Grant Date\") pursuant to the Plan (the \"2023 RSUs\").  Subject to the terms and conditions of the applicable award agreement, the 2023 RSUs may be converted into common stock of the Issuer on a one-for-one basis and will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of stockholders immediately following the Grant Date.   The 2023 RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents shares of common stock underlying RSUs granted on May 16, 2023 (the \"Grant Date\") pursuant to the Plan (the \"2023 RSUs\").  Subject to the terms and conditions of the applicable award agreement, the 2023 RSUs may be converted into common stock of the Issuer on a one-for-one basis and will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of stockholders immediately following the Grant Date.   The 2023 RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer."}],"balance_after":8478,"derivative":{"underlying":"Common Stock","underlying_shares":8478},"source":{"system":"sec-edgar","filing":"0001209191-23-030833","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919123030833/doc4.xml","form_type":"4"}},{"id":1887508,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2023-05-19T00:06:15.000Z","date":"2023-05-16","kind":"exercise","planned":false,"acquired":false,"shares":8809.4075,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On May 17, 2022, the Reporting Person was granted 8,706 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2022 RSUs\").  In connection with the vesting of the 2022 RSUs on May 16, 2023: (i) 0.4075 of the 2022 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2022 RSUs, including 103 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"shares","element":"transactionShares","label":"F1","text":"On May 17, 2022, the Reporting Person was granted 8,706 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2022 RSUs\").  In connection with the vesting of the 2022 RSUs on May 16, 2023: (i) 0.4075 of the 2022 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2022 RSUs, including 103 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On May 17, 2022, the Reporting Person was granted 8,706 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2022 RSUs\").  In connection with the vesting of the 2022 RSUs on May 16, 2023: (i) 0.4075 of the 2022 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2022 RSUs, including 103 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On May 17, 2022, the Reporting Person was granted 8,706 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2022 RSUs\").  In connection with the vesting of the 2022 RSUs on May 16, 2023: (i) 0.4075 of the 2022 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2022 RSUs, including 103 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"On May 17, 2022, the Reporting Person was granted 8,706 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2022 RSUs\").  In connection with the vesting of the 2022 RSUs on May 16, 2023: (i) 0.4075 of the 2022 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2022 RSUs, including 103 DEUs, converted into common stock of the Issuer on a one-for-one basis."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":8809.4075},"source":{"system":"sec-edgar","filing":"0001209191-23-030833","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919123030833/doc4.xml","form_type":"4"}},{"id":1887507,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-05-19T00:06:15.000Z","date":"2023-05-16","kind":"exercise","planned":false,"acquired":true,"shares":8809,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On May 17, 2022, the Reporting Person was granted 8,706 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2022 RSUs\").  In connection with the vesting of the 2022 RSUs on May 16, 2023: (i) 0.4075 of the 2022 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2022 RSUs, including 103 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On May 17, 2022, the Reporting Person was granted 8,706 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2022 RSUs\").  In connection with the vesting of the 2022 RSUs on May 16, 2023: (i) 0.4075 of the 2022 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2022 RSUs, including 103 DEUs, converted into common stock of the Issuer on a one-for-one basis."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"On May 17, 2022, the Reporting Person was granted 8,706 time-vested restricted stock units (\"RSUs\") pursuant to the Amkor Technology, Inc. (the \"Issuer\") 2021 Equity Incentive Plan, as amended (the \"Plan\"), and the applicable award agreement (the \"2022 RSUs\").  In connection with the vesting of the 2022 RSUs on May 16, 2023: (i) 0.4075 of the 2022 RSUs, which had accrued as dividend equivalent units (\"DEUs\") with each DEU representing an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, were settled in cash; and (ii) the remainder of the 2022 RSUs, including 103 DEUs, converted into common stock of the Issuer on a one-for-one basis."}],"balance_after":23203,"source":{"system":"sec-edgar","filing":"0001209191-23-030833","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919123030833/doc4.xml","form_type":"4"}},{"id":1916752,"issuer":{"id":544,"kind":"organization","name":"INNOVATIVE SOLUTIONS & SUPPORT INC","symbol":"IA"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Former Director"}}],"security":"Common Stock","published_at":"2023-04-20T21:19:10.000Z","date":"2023-04-18","kind":"grant","planned":false,"acquired":true,"shares":1742,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"A portion of the Reporting Person's stock based compensation for the year ended December 31, 2023. In connection with a previously disclosed stock grant on January 3, 2023, the Issuer's Board of Directors determined to make the annual issuance of stock-based compensation to its independent directors in April rather than in January going forward. This grant represents the Reporting Person's stock-based compensation for the period running from January 1, 2023 through April 18, 2023."}],"balance_after":15872,"source":{"system":"sec-edgar","filing":"0001104659-23-047880","document":"tm2312625-2_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/836690/000110465923047880/tm2312625-2_4seq1.xml","form_type":"4"}},{"id":1942219,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2023-03-22T22:37:49.000Z","date":"2023-03-20","kind":"grant","planned":false,"acquired":true,"shares":26.1076,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") upon the Issuer's payment of a dividend on March 20, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") upon the Issuer's payment of a dividend on March 20, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") upon the Issuer's payment of a dividend on March 20, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") upon the Issuer's payment of a dividend on March 20, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") upon the Issuer's payment of a dividend on March 20, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."}],"balance_after":8809.4075,"derivative":{"underlying":"Common Stock","underlying_shares":26.1076},"source":{"system":"sec-edgar","filing":"0001209191-23-020613","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919123020613/doc4.xml","form_type":"4"}},{"id":2009002,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Director Stock Option (Right-to-Buy)","published_at":"2023-02-17T22:04:48.000Z","date":"2023-02-16","kind":"exercise","acquired":false,"shares":20000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This stock option to acquire 20,000 shares of the Issuer's common stock was granted on May 1, 2018 and vested in full on May 1, 2019."}],"balance_after":0,"derivative":{"exercise_price":8.51,"exercise_date":"2019-05-01","expiration_date":"2028-05-01","underlying":"Common Stock","underlying_shares":20000},"source":{"system":"sec-edgar","filing":"0001209191-23-010747","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919123010747/doc4.xml","form_type":"4"}},{"id":2009001,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-02-17T22:04:48.000Z","date":"2023-02-16","kind":"sale","acquired":false,"shares":20000,"price":27.29,"value":545800.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $27.27 to $27.35.The Reporting Person hereby undertakes to provide, upon request, to the staff of the Securities and Exchange Commission, Amkor Technology, Inc. (the \"Issuer\"), or any security holder of the Issuer, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (1) to this Form 4."}],"balance_after":14394,"source":{"system":"sec-edgar","filing":"0001209191-23-010747","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919123010747/doc4.xml","form_type":"4"}},{"id":2009000,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-02-17T22:04:48.000Z","date":"2023-02-16","kind":"exercise","acquired":true,"shares":20000,"price":8.51,"value":170200.0,"ownership":{"direct":true},"balance_after":34394,"source":{"system":"sec-edgar","filing":"0001209191-23-010747","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919123010747/doc4.xml","form_type":"4"}},{"id":2064339,"issuer":{"id":544,"kind":"organization","name":"INNOVATIVE SOLUTIONS & SUPPORT INC","symbol":"IA"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-01-05T21:34:56.000Z","date":"2023-01-03","kind":"grant","acquired":true,"shares":6088,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Stock based compensation for the year ended December 31, 2022. In connection with this issuance, the Issuer's Board of Directors determined to make the annual issuance of stock-based compensation to its independent directors in April rather than in January for future periods."}],"balance_after":14130,"source":{"system":"sec-edgar","filing":"0001104659-23-001451","document":"tm232195-2_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/836690/000110465923001451/tm232195-2_4seq1.xml","form_type":"4"}},{"id":2075227,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2022-12-29T22:26:40.000Z","date":"2022-12-27","kind":"grant","acquired":true,"shares":26.7602,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") upon the Issuer's payment of a dividend on December 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") upon the Issuer's payment of a dividend on December 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") upon the Issuer's payment of a dividend on December 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") upon the Issuer's payment of a dividend on December 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") upon the Issuer's payment of a dividend on December 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."}],"balance_after":8783.2999,"derivative":{"underlying":"Common Stock","underlying_shares":26.7602},"source":{"system":"sec-edgar","filing":"0001209191-22-062931","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919122062931/doc4.xml","form_type":"4"}},{"id":2091438,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Director Stock Option (Right-to-Buy)","published_at":"2022-12-09T22:03:15.000Z","date":"2022-12-07","kind":"exercise","acquired":false,"shares":20000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"This stock option to acquire 20,000 shares of Amkor Technology, Inc. common stock was granted on May 13, 2014 and vested in full on March 5, 2015."}],"balance_after":0,"derivative":{"exercise_price":9.17,"exercise_date":"2015-03-05","expiration_date":"2024-05-13","underlying":"Common Stock","underlying_shares":20000},"source":{"system":"sec-edgar","filing":"0001209191-22-060522","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919122060522/doc4.xml","form_type":"4"}},{"id":2091437,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-12-09T22:03:15.000Z","date":"2022-12-07","kind":"sale","acquired":false,"shares":20000,"price":26,"value":520000.0,"ownership":{"direct":true},"balance_after":14394,"source":{"system":"sec-edgar","filing":"0001209191-22-060522","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919122060522/doc4.xml","form_type":"4"}},{"id":2091436,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-12-09T22:03:15.000Z","date":"2022-12-07","kind":"exercise","acquired":true,"shares":20000,"price":9.17,"value":183400.0,"ownership":{"direct":true},"balance_after":34394,"source":{"system":"sec-edgar","filing":"0001209191-22-060522","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919122060522/doc4.xml","form_type":"4"}},{"id":2150122,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2022-09-28T21:06:50.000Z","date":"2022-09-26","kind":"grant","acquired":true,"shares":25.9881,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") upon the Issuer's payment of a dividend on September 26, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") upon the Issuer's payment of a dividend on September 26, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") upon the Issuer's payment of a dividend on September 26, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") upon the Issuer's payment of a dividend on September 26, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Represents dividend equivalent units (\"DEUs\") accrued with respect to time-vested restricted stock units (\"RSUs\") of Amkor Technology, Inc. (the \"Issuer\") upon the Issuer's payment of a dividend on September 26, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."}],"balance_after":8756.5397,"derivative":{"underlying":"Common Stock","underlying_shares":25.9881},"source":{"system":"sec-edgar","filing":"0001209191-22-051478","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919122051478/doc4.xml","form_type":"4"}},{"id":2219605,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2022-06-29T23:53:11.000Z","date":"2022-06-27","kind":"grant","acquired":true,"shares":24.5516,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents DEUs accrued with respect to the RSUs upon the Issuer's payment of a dividend on June 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"shares","element":"transactionShares","label":"F2","text":"Represents DEUs accrued with respect to the RSUs upon the Issuer's payment of a dividend on June 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents DEUs accrued with respect to the RSUs upon the Issuer's payment of a dividend on June 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents DEUs accrued with respect to the RSUs upon the Issuer's payment of a dividend on June 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F2","text":"Represents DEUs accrued with respect to the RSUs upon the Issuer's payment of a dividend on June 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"As previously reported in a Form 4 filed by the Reporting Person on May 19, 2022 (the \"Original Form 4\"), 8,706 shares of Amkor Technology, Inc. (the \"Issuer\") common stock underlying time-vested restricted stock units (the \"RSUs\") were granted to the Reporting Person on May 17, 2022. Pursuant to the award agreement for the RSUs, dividend equivalent units (\"DEUs\") accrue with respect to the RSUs when and as dividends are paid on the Issuer's common stock. In the Original Form 4, the RSUs were incorrectly reported in Table I. Table II, Column 9 of this Form 4 has been adjusted to include the RSUs and reflects the proper number of RSUs beneficially owned by the Reporting Person as of the filing date of this Form 4."}],"balance_after":8730.5516,"derivative":{"underlying":"Common Stock","underlying_shares":24.5516},"source":{"system":"sec-edgar","filing":"0001209191-22-039865","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919122039865/doc4.xml","form_type":"4"}},{"id":2228770,"issuer":{"id":109081,"kind":"organization","name":"Baudax Bio, Inc.","symbol":"BXRX"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-06-17T20:12:49.000Z","date":"2022-06-15","kind":"grant","acquired":true,"shares":39473,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Each Restricted Stock Unit (\"RSU\") is the economic equivalent of one share of Baudax Bio, Inc. 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(the \"Issuer\") common stock underlying time-vested restricted stock units granted on May 17, 2022 (the \"Grant Date\") pursuant to the Issuer's Equity Incentive Plan (the \"RSUs\").  Subject to the terms and conditions of the applicable award agreement, the RSUs will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of the stockholders immediately following the Grant Date.  The RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer."}],"balance_after":23100,"source":{"system":"sec-edgar","filing":"0001209191-22-030644","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919122030644/doc4.xml","form_type":"4"}},{"id":2452287,"issuer":{"id":544,"kind":"organization","name":"INNOVATIVE SOLUTIONS & SUPPORT INC","symbol":"IA"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-01-04T23:19:07.000Z","date":"2022-01-03","kind":"grant","acquired":true,"shares":6349,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Stock based compensation for the year ended December 31, 2021."}],"balance_after":8042,"source":{"system":"sec-edgar","filing":"0001104659-22-001050","document":"tm221460-3_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/836690/000110465922001050/tm221460-3_4seq1.xml","form_type":"4"}},{"id":2491135,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Director Stock Option (Right-to-Buy)","published_at":"2021-12-01T22:22:29.000Z","date":"2021-11-29","kind":"exercise","acquired":false,"shares":20000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This  stock option (the \"Option\") to acquire 20,000 shares of the Issuer's common stock (the \"Option Shares\") was granted on May 15, 2019 (the \"Grant Date\") and vested with respect to 100% of the Option Shares on the earlier of the the first anniversary of the Grant Date or the date of the first annual meeting of the Company immediately following the Grant Date."}],"balance_after":0,"derivative":{"exercise_price":7.31,"exercise_date":"2020-05-15","expiration_date":"2029-05-15","underlying":"Common Stock","underlying_shares":20000},"source":{"system":"sec-edgar","filing":"0001209191-21-067313","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919121067313/doc4.xml","form_type":"4"}},{"id":2491134,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-12-01T22:22:29.000Z","date":"2021-11-29","kind":"sale","acquired":false,"shares":20000,"price":22.42,"value":448400.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $22.40 to $22.47. The Reporting Person hereby undertakes to provide, upon request, to the staff of the Securities and Exchange Commission, Amkor Technology, Inc. (the \"Issuer\"), or any security holder of the Issuer, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (1) to this Form 4."}],"balance_after":14394,"source":{"system":"sec-edgar","filing":"0001209191-21-067313","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919121067313/doc4.xml","form_type":"4"}},{"id":2491133,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common 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The shares were sold in multiple transactions at prices ranging from $20.60 to $20.73."}],"balance_after":14394,"source":{"system":"sec-edgar","filing":"0001209191-21-035980","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919121035980/doc4.xml","form_type":"4"}},{"id":2696021,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-05-26T21:13:35.000Z","date":"2021-05-25","kind":"exercise","acquired":true,"shares":20000,"price":9.825,"value":196500.0,"ownership":{"direct":true},"balance_after":34394,"source":{"system":"sec-edgar","filing":"0001209191-21-035980","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/923792/000120919121035980/doc4.xml","form_type":"4"}},{"id":2696020,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":27596,"kind":"person","name":"CHURCHILL WINSTON J","position":1,"cik":"0000923792","reported_name":"CHURCHILL WINSTON J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-05-26T21:13:35.000Z","date":"2021-05-25","kind":"sale","acquired":false,"shares":6106,"price":20.67,"value":126211.02,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These are restricted shares which were granted on May 19, 2020 and vested on May 18, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. 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