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The reporting person undertakes to provide upon request by the Commission staff, the issuer, or a security holder of the issuer full information regarding the number of shares sold at each separate price."}],"balance_after":13634.288,"source":{"system":"sec-edgar","filing":"0001062993-23-021005","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1201792/000106299323021005/form4.xml","form_type":"4"}},{"id":1811831,"issuer":{"id":5082,"kind":"organization","name":"AMERICAN PUBLIC EDUCATION INC"},"owners":[{"id":81961,"kind":"person","name":"MacGibbon Craig S","position":1,"cik":"0001577510","reported_name":"MacGibbon Craig S","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Information Officer"}}],"security":"Common Stock, par value $.01","published_at":"2023-08-09T20:10:12.000Z","date":"2023-08-08","kind":"tax_withholding","planned":false,"acquired":false,"shares":1312,"price":5.37,"value":7045.44,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"American Public Education, Inc. (\"APEI\") withheld shares of Common Stock from the reporting person to pay the tax withholding obligations related to the vesting of restricted stock units."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 598 shares acquired under the APEI Employee Stock Purchase Plan, as amended, on March 31, 2023."}],"balance_after":24498,"source":{"system":"sec-edgar","filing":"0001062993-23-016080","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1201792/000106299323016080/form4.xml","form_type":"4"}},{"id":2024537,"issuer":{"id":5082,"kind":"organization","name":"AMERICAN PUBLIC EDUCATION INC"},"owners":[{"id":81961,"kind":"person","name":"MacGibbon Craig S","position":1,"cik":"0001577510","reported_name":"MacGibbon Craig S","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Information Officer"}}],"security":"Common Stock, par value $.01","published_at":"2023-02-09T22:53:34.000Z","date":"2023-02-07","kind":"grant","acquired":true,"shares":11619,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Restricted stock units (\"RSUs\") granted pursuant to the American Public Education, Inc. 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The RSUs vest in three equal annual installments commencing on February 7, 2024."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 520 shares acquired under the APEI Employee Stock Purchase Plan on December 31, 2022."}],"balance_after":25212,"source":{"system":"sec-edgar","filing":"0001062993-23-002575","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1201792/000106299323002575/form4.xml","form_type":"4"}},{"id":2187965,"issuer":{"id":5082,"kind":"organization","name":"AMERICAN PUBLIC EDUCATION INC"},"owners":[{"id":81961,"kind":"person","name":"MacGibbon Craig S","position":1,"cik":"0001577510","reported_name":"MacGibbon Craig S","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Information Officer"}}],"security":"Employee Stock Option (right to buy)","published_at":"2022-08-11T17:32:56.000Z","date":"2022-08-08","kind":"grant","acquired":true,"shares":10460,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F2","text":"Granted pursuant to the 2017 Plan."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The options vest in three equal annual installments commencing on August 8, 2023."}],"balance_after":10460,"derivative":{"exercise_price":15.67,"expiration_date":"2032-08-07","underlying":"Common Stock","underlying_shares":10460},"source":{"system":"sec-edgar","filing":"0001062993-22-017710","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1201792/000106299322017710/form4.xml","form_type":"4"}},{"id":2187964,"issuer":{"id":5082,"kind":"organization","name":"AMERICAN PUBLIC EDUCATION INC"},"owners":[{"id":81961,"kind":"person","name":"MacGibbon Craig S","position":1,"cik":"0001577510","reported_name":"MacGibbon Craig S","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Information Officer"}}],"security":"Common Stock, par value $.01","published_at":"2022-08-11T17:32:56.000Z","date":"2022-08-08","kind":"grant","acquired":true,"shares":13073,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Restricted Stock Units (\"RSUs\") granted pursuant to the American Public Education, Inc. 2017 Omnibus Incentive Plan, as amended (the \"2017 Plan\"). The RSUs vest in three equal annual installments commencing on August 8, 2023."}],"balance_after":13073,"source":{"system":"sec-edgar","filing":"0001062993-22-017710","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1201792/000106299322017710/form4.xml","form_type":"4"}}]}