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The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001552781-16-002003","document":"e00451_wigginton-form4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1125345/000155278116002003/e00451_wigginton-form4a.xml","form_type":"4/A","original_submission_date":"2016-10-05"}},{"id":4577700,"issuer":{"id":6104,"kind":"organization","name":"MACROGENICS INC","symbol":"MGNX"},"owners":[{"id":39981,"kind":"person","name":"Wigginton Jon Marc","position":1,"cik":"0001587487","reported_name":"Wigginton Jon Marc","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr VP, Clinical Dev. & CMO"}}],"security":"Common Stock","published_at":"2016-10-19T21:20:53.000Z","date":"2016-10-03","kind":"exercise","acquired":true,"shares":10000,"price":4.7,"value":47000.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 16, 2016."}],"balance_after":10000,"source":{"system":"sec-edgar","filing":"0001552781-16-002003","document":"e00451_wigginton-form4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1125345/000155278116002003/e00451_wigginton-form4a.xml","form_type":"4/A","original_submission_date":"2016-10-05"}},{"id":4584838,"issuer":{"id":6104,"kind":"organization","name":"MACROGENICS INC","symbol":"MGNX"},"owners":[{"id":39981,"kind":"person","name":"Wigginton Jon Marc","position":1,"cik":"0001587487","reported_name":"Wigginton Jon Marc","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr VP, Clinical Dev. & CMO"}}],"security":"Employee Stock Option (right to buy)","published_at":"2016-10-05T20:49:48.000Z","date":"2016-10-03","kind":"exercise","acquired":false,"shares":10000,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":15254,"derivative":{"exercise_price":4.7,"exercise_date":"2014-01-18","expiration_date":"2023-07-18","underlying":"Common Stock","underlying_shares":10000},"source":{"system":"sec-edgar","filing":"0001552781-16-001977","document":"e00529_wigginton-form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1125345/000155278116001977/e00529_wigginton-form4.xml","form_type":"4"}},{"id":4584837,"issuer":{"id":6104,"kind":"organization","name":"MACROGENICS INC","symbol":"MGNX"},"owners":[{"id":39981,"kind":"person","name":"Wigginton Jon Marc","position":1,"cik":"0001587487","reported_name":"Wigginton Jon Marc","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr VP, Clinical Dev. & CMO"}}],"security":"Common Stock","published_at":"2016-10-05T20:49:48.000Z","date":"2016-10-03","kind":"sale","acquired":false,"shares":10000,"price":29.34,"value":293400.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 16, 2016."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $28.755 to $29.68. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001552781-16-001977","document":"e00529_wigginton-form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1125345/000155278116001977/e00529_wigginton-form4.xml","form_type":"4"}},{"id":4584836,"issuer":{"id":6104,"kind":"organization","name":"MACROGENICS INC","symbol":"MGNX"},"owners":[{"id":39981,"kind":"person","name":"Wigginton Jon Marc","position":1,"cik":"0001587487","reported_name":"Wigginton Jon Marc","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr VP, Clinical Dev. & CMO"}}],"security":"Common Stock","published_at":"2016-10-05T20:49:48.000Z","date":"2016-10-03","kind":"exercise","acquired":true,"shares":10000,"price":4.7,"value":47000.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 16, 2016."}],"balance_after":10000,"source":{"system":"sec-edgar","filing":"0001552781-16-001977","document":"e00529_wigginton-form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1125345/000155278116001977/e00529_wigginton-form4.xml","form_type":"4"}}]}