{"transactions":[{"id":3521899,"issuer":{"id":3481,"kind":"organization","name":"AMKOR TECHNOLOGY, INC.","symbol":"AMKR"},"owners":[{"id":157460,"kind":"person","name":"Park Young Kuk","position":1,"cik":"0001772581","reported_name":"Park Young Kuk","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2019-05-18T00:00:26.000Z","date":"2019-05-15","kind":"grant","acquired":true,"shares":150000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"This option grant vests as follows: 25% of the shares vest on the first anniversary of the grant date and 1/16th of the option vests each quarter thereafter, such that 100% of the option will be vested on the fourth anniversary of the grant date."}],"balance_after":150000,"derivative":{"exercise_price":7.31,"expiration_date":"2029-05-15","underlying":"Amkor Technology, Inc. Common Stock","underlying_shares":150000},"source":{"system":"sec-edgar","filing":"0001209191-19-031170","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1047127/000120919119031170/doc4.xml","form_type":"4"}}]}