{"transactions":[{"id":679028,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-08-22T00:00:44.000Z","date":"2026-08-20","kind":"sale","planned":true,"acquired":false,"shares":100000,"price":6.31,"value":631000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction was executed pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 22, 2026."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following the reported transaction, in addition to the 85,011 shares of Class A Common Stock beneficially owned by the reporting person, the reporting person held restricted stock units representing contingent rights to receive up to an aggregate 435,687 shares of the Issuer's Class A Common Stock, which restricted stock units are subject to service-based vesting schedules and vest according to their respective terms."}],"balance_after":85011,"source":{"system":"sec-edgar","filing":"0002016416-26-000022","document":"form4-08222026_120840.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000022/form4-08222026_120840.xml","form_type":"4"}},{"id":683870,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-08-19T00:00:10.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":false,"shares":7301,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F10","text":"The award vested or vests quarterly as to 1/12 of the total award, with the first tranche vested on May 15, 2026, and thereafter on August 15, November 15, March 1, and May 15."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":73015,"derivative":{"underlying":"Class A Common Stock","underlying_shares":7301},"source":{"system":"sec-edgar","filing":"0002016416-26-000020","document":"form4-08192026_120805.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000020/form4-08192026_120805.xml","form_type":"4"}},{"id":683869,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-08-19T00:00:10.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":false,"shares":15437,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F9","text":"The award vested or vests quarterly as to 1/12 of the total award, with the first tranche vested on March 1, 2026, and thereafter on May 15, August 15, November 15, and March 1."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":138927,"derivative":{"underlying":"Class A Common Stock","underlying_shares":15437},"source":{"system":"sec-edgar","filing":"0002016416-26-000020","document":"form4-08192026_120805.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000020/form4-08192026_120805.xml","form_type":"4"}},{"id":683868,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-08-19T00:00:10.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":false,"shares":26096,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"The award vested or vests quarterly as to 1/12 of the total award, with the first tranche vested on March 1, 2025, and thereafter on May 15, August 15, November 15, and March 1."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":130480,"derivative":{"underlying":"Class A Common Stock","underlying_shares":26096},"source":{"system":"sec-edgar","filing":"0002016416-26-000020","document":"form4-08192026_120805.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000020/form4-08192026_120805.xml","form_type":"4"}},{"id":683867,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-08-19T00:00:10.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":false,"shares":8946,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"The award vested or vests quarterly as to 1/16 of the total award, with the first tranche vested on May 15, 2024, and thereafter on August 15, November 15, March 1, and May 15."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":53672,"derivative":{"underlying":"Class A Common Stock","underlying_shares":8946},"source":{"system":"sec-edgar","filing":"0002016416-26-000020","document":"form4-08192026_120805.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000020/form4-08192026_120805.xml","form_type":"4"}},{"id":683866,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-08-19T00:00:10.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":false,"shares":19797,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"The award vested or vests quarterly as to 1/16 of the total award, with the first tranche vested on May 15, 2023, and thereafter on August 15, November 15, March 1, and May 15."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":39593,"derivative":{"underlying":"Class A Common Stock","underlying_shares":19797},"source":{"system":"sec-edgar","filing":"0002016416-26-000020","document":"form4-08192026_120805.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000020/form4-08192026_120805.xml","form_type":"4"}},{"id":683865,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-08-19T00:00:10.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":false,"shares":22866,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The award vested or vests as to: (i) 1/4 of the total award on August 15, 2023; and (ii) 1/16 of the total award quarterly thereafter on November 15, March 1, May 15, and August 15."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":0,"derivative":{"underlying":"Class A Common Stock","underlying_shares":22866},"source":{"system":"sec-edgar","filing":"0002016416-26-000020","document":"form4-08192026_120805.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000020/form4-08192026_120805.xml","form_type":"4"}},{"id":683864,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-08-19T00:00:10.000Z","date":"2026-08-17","kind":"sale","planned":false,"acquired":false,"shares":52762,"price":6.4128,"value":338352.1536,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares of Class A Common Stock sold to satisfy tax withholding obligations incurred in connection with the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.32 to $6.485 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."}],"balance_after":185011,"source":{"system":"sec-edgar","filing":"0002016416-26-000020","document":"form4-08192026_120805.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000020/form4-08192026_120805.xml","form_type":"4"}},{"id":683863,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-08-19T00:00:10.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":true,"shares":7301,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":237773,"source":{"system":"sec-edgar","filing":"0002016416-26-000020","document":"form4-08192026_120805.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000020/form4-08192026_120805.xml","form_type":"4"}},{"id":683862,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-08-19T00:00:10.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":true,"shares":15437,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":230472,"source":{"system":"sec-edgar","filing":"0002016416-26-000020","document":"form4-08192026_120805.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000020/form4-08192026_120805.xml","form_type":"4"}},{"id":683861,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-08-19T00:00:10.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":true,"shares":26096,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":215035,"source":{"system":"sec-edgar","filing":"0002016416-26-000020","document":"form4-08192026_120805.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000020/form4-08192026_120805.xml","form_type":"4"}},{"id":683860,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-08-19T00:00:10.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":true,"shares":8946,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":188939,"source":{"system":"sec-edgar","filing":"0002016416-26-000020","document":"form4-08192026_120805.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000020/form4-08192026_120805.xml","form_type":"4"}},{"id":683859,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-08-19T00:00:10.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":true,"shares":19797,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":179993,"source":{"system":"sec-edgar","filing":"0002016416-26-000020","document":"form4-08192026_120805.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000020/form4-08192026_120805.xml","form_type":"4"}},{"id":683858,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-08-19T00:00:10.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":true,"shares":22866,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":160196,"source":{"system":"sec-edgar","filing":"0002016416-26-000020","document":"form4-08192026_120805.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000020/form4-08192026_120805.xml","form_type":"4"}},{"id":738051,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-06-16T00:54:27.000Z","date":"2026-06-11","kind":"sale","planned":false,"acquired":false,"shares":3754,"price":4.9984,"value":18763.9936,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares of the issuer's Class A common stock sold to satisfy the reporting person's tax withholding obligations, which were incurred in connection with the vesting of restricted stock units, which vesting was separately reported on a Form 4 filed with the U.S. Securities and Exchange Commission on May 19, 2026. In accordance with company policy, shares are automatically sold to cover such obligations."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.98 to $5.035 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."}],"balance_after":137330,"source":{"system":"sec-edgar","filing":"0002016416-26-000018","document":"form4-06162026_120623.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000018/form4-06162026_120623.xml","form_type":"4"}},{"id":772560,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-05-20T00:13:20.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":false,"shares":15437,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F12","text":"The award vested or vests quarterly as to 1/12 of the total award, with the first tranche vested on March 1, 2026, and thereafter on May 15, August 15, November 15, and March 1."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":154364,"derivative":{"underlying":"Class A Common Stock","underlying_shares":15437},"source":{"system":"sec-edgar","filing":"0002016416-26-000015","document":"form4-05202026_120517.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":15,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000015/form4-05202026_120517.xml","form_type":"4"}},{"id":772559,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-05-20T00:13:20.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":false,"shares":26096,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F11","text":"The award vested or vests quarterly as to 1/12 of the total award, with the first tranche vested on March 1, 2025, and thereafter on May 15, August 15, November 15, and March 1."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":156576,"derivative":{"underlying":"Class A Common Stock","underlying_shares":26096},"source":{"system":"sec-edgar","filing":"0002016416-26-000015","document":"form4-05202026_120517.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":14,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000015/form4-05202026_120517.xml","form_type":"4"}},{"id":772558,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-05-20T00:13:20.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":false,"shares":8946,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F10","text":"The award vested or vests quarterly as to 1/16 of the total award, with the first tranche vested on May 15, 2024, and thereafter on August 15, November 15, March 1, and May 15."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":62618,"derivative":{"underlying":"Class A Common Stock","underlying_shares":8946},"source":{"system":"sec-edgar","filing":"0002016416-26-000015","document":"form4-05202026_120517.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000015/form4-05202026_120517.xml","form_type":"4"}},{"id":772557,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-05-20T00:13:20.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":false,"shares":19796,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F9","text":"The award vested or vests quarterly as to 1/16 of the total award, with the first tranche vested on May 15, 2023, and thereafter on August 15, November 15, March 1, and May 15."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":59390,"derivative":{"underlying":"Class A Common Stock","underlying_shares":19796},"source":{"system":"sec-edgar","filing":"0002016416-26-000015","document":"form4-05202026_120517.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000015/form4-05202026_120517.xml","form_type":"4"}},{"id":772556,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-05-20T00:13:20.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":false,"shares":22866,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"The award vested or vests as to: (i) 1/4 of the total award on August 15, 2023; and (ii) 1/16 of the total award quarterly thereafter on November 15, March 1, May 15, and August 15."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":22866,"derivative":{"underlying":"Class A Common Stock","underlying_shares":22866},"source":{"system":"sec-edgar","filing":"0002016416-26-000015","document":"form4-05202026_120517.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000015/form4-05202026_120517.xml","form_type":"4"}},{"id":772555,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-05-20T00:13:20.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":false,"shares":7301,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"The award shall vest as to 1/12 of the total award beginning on May 15, 2026, and thereafter quarterly on August 15th, November 15th, March 1st, May 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":80316,"derivative":{"underlying":"Class A Common Stock","underlying_shares":7301},"source":{"system":"sec-edgar","filing":"0002016416-26-000015","document":"form4-05202026_120517.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000015/form4-05202026_120517.xml","form_type":"4"}},{"id":772554,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-05-20T00:13:20.000Z","date":"2026-05-15","kind":"grant","planned":false,"acquired":true,"shares":87617,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"The award shall vest as to 1/12 of the total award beginning on May 15, 2026, and thereafter quarterly on August 15th, November 15th, March 1st, May 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":87617,"derivative":{"underlying":"Class A Common Stock","underlying_shares":87617},"source":{"system":"sec-edgar","filing":"0002016416-26-000015","document":"form4-05202026_120517.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000015/form4-05202026_120517.xml","form_type":"4"}},{"id":772553,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-05-20T00:13:20.000Z","date":"2026-05-18","kind":"sale","planned":false,"acquired":false,"shares":48169,"price":5.9527,"value":286735.6063,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Represents shares of Class A Common Stock sold to satisfy tax withholding obligations incurred in connection with the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.87 to $6.13 per share, inclusive."}],"balance_after":141084,"source":{"system":"sec-edgar","filing":"0002016416-26-000015","document":"form4-05202026_120517.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000015/form4-05202026_120517.xml","form_type":"4"}},{"id":772552,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-05-20T00:13:20.000Z","date":"2026-05-15","kind":"sale","planned":false,"acquired":false,"shares":39967,"price":6.0611,"value":242243.9837,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares of Class A Common Stock sold to satisfy tax withholding obligations incurred in connection with the vesting of performance restricted stock units, which was separately reported on a Form 4 filed with the U.S. Securities and Exchange Commission on April 22, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.005 to $6.135 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnote 4 of this Form 4."}],"balance_after":189253,"source":{"system":"sec-edgar","filing":"0002016416-26-000015","document":"form4-05202026_120517.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000015/form4-05202026_120517.xml","form_type":"4"}},{"id":772551,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-05-20T00:13:20.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":true,"shares":15437,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":229220,"source":{"system":"sec-edgar","filing":"0002016416-26-000015","document":"form4-05202026_120517.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000015/form4-05202026_120517.xml","form_type":"4"}},{"id":772550,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-05-20T00:13:20.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":true,"shares":26096,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":213783,"source":{"system":"sec-edgar","filing":"0002016416-26-000015","document":"form4-05202026_120517.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000015/form4-05202026_120517.xml","form_type":"4"}},{"id":772549,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-05-20T00:13:20.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":true,"shares":8946,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":187687,"source":{"system":"sec-edgar","filing":"0002016416-26-000015","document":"form4-05202026_120517.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000015/form4-05202026_120517.xml","form_type":"4"}},{"id":772548,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-05-20T00:13:20.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":true,"shares":19796,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":178741,"source":{"system":"sec-edgar","filing":"0002016416-26-000015","document":"form4-05202026_120517.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000015/form4-05202026_120517.xml","form_type":"4"}},{"id":772547,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-05-20T00:13:20.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":true,"shares":22866,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":158945,"source":{"system":"sec-edgar","filing":"0002016416-26-000015","document":"form4-05202026_120517.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000015/form4-05202026_120517.xml","form_type":"4"}},{"id":772546,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-05-20T00:13:20.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":true,"shares":7301,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":136079,"source":{"system":"sec-edgar","filing":"0002016416-26-000015","document":"form4-05202026_120517.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000015/form4-05202026_120517.xml","form_type":"4"}},{"id":803020,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-04-23T00:00:50.000Z","date":"2026-04-20","kind":"grant","planned":false,"acquired":true,"shares":78659,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reported transaction represents the vesting of the second of three tranches of a March 26, 2024 performance-based restricted stock unit award granted to the reporting person by the Issuer's compensation committee, which vests based on the achievement of a relative total stockholder return over a defined performance period (the \"2024 Performance Award\") and is subject to the reporting person's continued service through the vesting date."},{"field":"kind","element":"transactionCoding","label":"F2","text":"On April 20, 2026 (the \"Certification Date\"), the Issuer's compensation committee certified achievement of the vesting criteria of the second tranche of the 2024 Performance Award, resulting in one-third of the 2024 Performance Award vesting at 164.87% of the target amount granted for the two-year performance period beginning on March 26, 2024 and ending on March 26, 2026. The performance restricted stock units comprising the second tranche of the 2024 Performance Award will be settled for shares of the Issuer's Class A common stock shortly following the Certification Date."}],"balance_after":128778,"source":{"system":"sec-edgar","filing":"0002016416-26-000013","document":"form4-04232026_120446.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000013/form4-04232026_120446.xml","form_type":"4"}},{"id":824345,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-03-31T23:58:56.000Z","date":"2026-03-27","kind":"sale","planned":true,"acquired":false,"shares":50000,"price":5.3,"value":265000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction was executed pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 3, 2025, as amended on December 23, 2025."},{"field":"kind","element":"transactionCoding","label":"F2","text":"This transaction was effected to offset certain tax liabilities and other related costs incurred by the reporting person in connection with the previous settlement of restricted stock units."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Following the reported transaction, in addition to the 50,119 shares of Class A Common Stock beneficially owned by the Reporting Person, the Reporting Person held restricted stock units representing contingent rights to receive up to an aggregate 548,955 shares of the Issuer's Class A Common Stock, which restricted stock units are subject to service-based vesting schedules and vest according to their respective terms."}],"balance_after":50119,"source":{"system":"sec-edgar","filing":"0002016416-26-000010","document":"form4-03312026_110352.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000010/form4-03312026_110352.xml","form_type":"4"}},{"id":824344,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-03-31T23:58:56.000Z","date":"2026-03-26","kind":"sale","planned":true,"acquired":false,"shares":50000,"price":5.36,"value":268000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction was executed pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 3, 2025, as amended on December 23, 2025."},{"field":"kind","element":"transactionCoding","label":"F2","text":"This transaction was effected to offset certain tax liabilities and other related costs incurred by the reporting person in connection with the previous settlement of restricted stock units."}],"balance_after":100119,"source":{"system":"sec-edgar","filing":"0002016416-26-000010","document":"form4-03312026_110352.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000010/form4-03312026_110352.xml","form_type":"4"}},{"id":841968,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-03-17T00:08:19.000Z","date":"2026-03-13","kind":"sale","planned":false,"acquired":false,"shares":8059,"price":6.2749,"value":50569.4191,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares of the issuer's Class A common stock sold to satisfy the reporting person's tax withholding obligations, which were incurred in connection with the vesting of the 2025 PRSU Award, which vesting was separately reported on a Form 4 filed with the U.S. Securities and Exchange Commission on March 12, 2026. In accordance with company policy, shares are automatically sold to cover such obligations."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.225 to $6.315 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."}],"balance_after":150119,"source":{"system":"sec-edgar","filing":"0002016416-26-000007","document":"form4-03172026_120315.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000007/form4-03172026_120315.xml","form_type":"4"}},{"id":846529,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-03-13T00:24:06.000Z","date":"2026-03-10","kind":"grant","planned":false,"acquired":true,"shares":18695,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reported transaction represents the certification of achievement of the first of three tranches of a performance-based restricted stock unit award granted to the reporting person by the Issuer's compensation committee on February 17, 2025 (the \"2025 PRSU Award\").  Vesting of each tranche of the 2025 PRSU Award is based on relative total stockholder return and is subject to the reporting person's continued service through the certification date of achievement of the relevant tranche."},{"field":"kind","element":"transactionCoding","label":"F2","text":"On March 10, 2026 (the \"Certification Date\"), the Issuer's compensation committee certified achievement of the first tranche of the 2025 PRSU Award, resulting in one-third of the 2025 PRSU Award becoming earned at 53.73% of the target amount granted.  The performance restricted stock units comprising the first tranche of the 2025 PRSU Award so earned are fully vested and may be settled for shares of the Issuer's Class A common stock on the Certification Date."}],"balance_after":158178,"source":{"system":"sec-edgar","filing":"0002016416-26-000005","document":"form4-03132026_120302.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000005/form4-03132026_120302.xml","form_type":"4"}},{"id":853892,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-03-10T00:20:18.000Z","date":"2026-03-05","kind":"sale","planned":false,"acquired":false,"shares":37390,"price":6.461,"value":241576.79,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares of Class A Common Stock sold to satisfy tax withholding obligations incurred in connection with the vesting of restricted stock units, which vesting was separately reported on a Form 4 filed with the U.S. Securities and Exchange Commission on March 3, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.315 to $6.775 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"For clarity, the total reported in Table I after giving effect to the reported transaction has been corrected to reflect one additional share not included in the reporting person's previous Form 4 filed on March 3, 2026, due to administrative error."}],"balance_after":139483,"source":{"system":"sec-edgar","filing":"0002016416-26-000004","document":"form4-03102026_120314.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000004/form4-03102026_120314.xml","form_type":"4"}},{"id":868670,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-03-04T01:25:22.000Z","date":"2026-03-01","kind":"exercise","planned":false,"acquired":false,"shares":15436,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of the issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"The award vested or vests quarterly as to 1/12 of the total award, with the first tranche vested on March 1, 2026, and thereafter on May 15, August 15, November 15, and March 1."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":169802,"derivative":{"underlying":"Class A Common Stock","underlying_shares":15436},"source":{"system":"sec-edgar","filing":"0002016416-26-000003","document":"form4-03042026_010319.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000003/form4-03042026_010319.xml","form_type":"4"}},{"id":868669,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-03-04T01:25:22.000Z","date":"2026-03-01","kind":"exercise","planned":false,"acquired":false,"shares":26096,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of the issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"The award vested or vests quarterly as to 1/12 of the total award, with the first tranche vested on March 1, 2025, and thereafter on May 15, August 15, November 15, and March 1."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":182672,"derivative":{"underlying":"Class A Common Stock","underlying_shares":26096},"source":{"system":"sec-edgar","filing":"0002016416-26-000003","document":"form4-03042026_010319.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000003/form4-03042026_010319.xml","form_type":"4"}},{"id":868668,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-03-04T01:25:22.000Z","date":"2026-03-01","kind":"exercise","planned":false,"acquired":false,"shares":8945,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of the issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"The award vested or vests quarterly as to 1/16 of the total award, with the first tranche vested on May 15, 2024, and thereafter on August 15, November 15, March 1, and May 15."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":71564,"derivative":{"underlying":"Class A Common Stock","underlying_shares":8945},"source":{"system":"sec-edgar","filing":"0002016416-26-000003","document":"form4-03042026_010319.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000003/form4-03042026_010319.xml","form_type":"4"}},{"id":868667,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-03-04T01:25:22.000Z","date":"2026-03-01","kind":"exercise","planned":false,"acquired":false,"shares":19796,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of the issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The award vested or vests quarterly as to 1/16 of the total award, with the first tranche vested on May 15, 2023, and thereafter on August 15, November 15, March 1, and May 15."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":79186,"derivative":{"underlying":"Class A Common Stock","underlying_shares":19796},"source":{"system":"sec-edgar","filing":"0002016416-26-000003","document":"form4-03042026_010319.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000003/form4-03042026_010319.xml","form_type":"4"}},{"id":868666,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-03-04T01:25:22.000Z","date":"2026-03-01","kind":"exercise","planned":false,"acquired":false,"shares":22866,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of the issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The award vested or vests as to: (i) 1/4 of the total award on August 15, 2023; and (ii) 1/16 of the total award quarterly thereafter on November 15, March 1, May 15, and August 15."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":45732,"derivative":{"underlying":"Class A Common Stock","underlying_shares":22866},"source":{"system":"sec-edgar","filing":"0002016416-26-000003","document":"form4-03042026_010319.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000003/form4-03042026_010319.xml","form_type":"4"}},{"id":868665,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-03-04T01:25:22.000Z","date":"2026-03-01","kind":"exercise","planned":false,"acquired":true,"shares":15436,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":176872,"source":{"system":"sec-edgar","filing":"0002016416-26-000003","document":"form4-03042026_010319.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000003/form4-03042026_010319.xml","form_type":"4"}},{"id":868664,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-03-04T01:25:22.000Z","date":"2026-03-01","kind":"exercise","planned":false,"acquired":true,"shares":26096,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":161436,"source":{"system":"sec-edgar","filing":"0002016416-26-000003","document":"form4-03042026_010319.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000003/form4-03042026_010319.xml","form_type":"4"}},{"id":868663,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-03-04T01:25:22.000Z","date":"2026-03-01","kind":"exercise","planned":false,"acquired":true,"shares":8945,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":135340,"source":{"system":"sec-edgar","filing":"0002016416-26-000003","document":"form4-03042026_010319.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000003/form4-03042026_010319.xml","form_type":"4"}},{"id":868662,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-03-04T01:25:22.000Z","date":"2026-03-01","kind":"exercise","planned":false,"acquired":true,"shares":19796,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":126395,"source":{"system":"sec-edgar","filing":"0002016416-26-000003","document":"form4-03042026_010319.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000003/form4-03042026_010319.xml","form_type":"4"}},{"id":868661,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2026-03-04T01:25:22.000Z","date":"2026-03-01","kind":"exercise","planned":false,"acquired":true,"shares":22866,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":106599,"source":{"system":"sec-edgar","filing":"0002016416-26-000003","document":"form4-03042026_010319.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000003/form4-03042026_010319.xml","form_type":"4"}},{"id":910199,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2026-02-12T01:07:58.000Z","date":"2026-02-09","kind":"grant","planned":false,"acquired":true,"shares":185238,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The award shall vest as to 1/12 of the total award, with the first tranche vesting on March 1, 2026, and thereafter quarterly on May 15, August 15, November 15, and March 1."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":185238,"derivative":{"underlying":"Class A Common Stock","underlying_shares":185238},"source":{"system":"sec-edgar","filing":"0002016416-26-000002","document":"form4-02122026_010255.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641626000002/form4-02122026_010255.xml","form_type":"4"}},{"id":996126,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2025-11-19T01:36:59.000Z","date":"2025-11-15","kind":"exercise","planned":false,"acquired":false,"shares":26096,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"The award vested or vests as to 1/12 of the total award beginning on March 1, 2025, and thereafter quarterly on May 15th, August 15th, November 15th, and March 1st."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":208768,"derivative":{"underlying":"Class A Common Stock","underlying_shares":26096},"source":{"system":"sec-edgar","filing":"0002016416-25-000002","document":"form4-11192025_011155.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641625000002/form4-11192025_011155.xml","form_type":"4"}},{"id":996125,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2025-11-19T01:36:59.000Z","date":"2025-11-15","kind":"exercise","planned":false,"acquired":false,"shares":8946,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"The award vested or vests at to 1/16 of the total award beginning on May 15, 2024, and thereafter quarterly on August 15th, November 15th, March 1st, and May 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":80509,"derivative":{"underlying":"Class A Common Stock","underlying_shares":8946},"source":{"system":"sec-edgar","filing":"0002016416-25-000002","document":"form4-11192025_011155.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641625000002/form4-11192025_011155.xml","form_type":"4"}},{"id":996124,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2025-11-19T01:36:59.000Z","date":"2025-11-15","kind":"exercise","planned":false,"acquired":false,"shares":19797,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"The award vested or vests as to 1/16 of the total award beginning on May 15, 2023 and thereafter quarterly on August 15th, November 15th, March 1st, and May 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":98982,"derivative":{"underlying":"Class A Common Stock","underlying_shares":19797},"source":{"system":"sec-edgar","filing":"0002016416-25-000002","document":"form4-11192025_011155.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641625000002/form4-11192025_011155.xml","form_type":"4"}},{"id":996123,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2025-11-19T01:36:59.000Z","date":"2025-11-15","kind":"exercise","planned":false,"acquired":false,"shares":22866,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The award vested or vests as to: (i) 1/4 of the total award on August 15, 2023; and (ii) 1/16 of the total award quarterly thereafter on November 15th, March 1st, May 15th, and August 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":68598,"derivative":{"underlying":"Class A Common Stock","underlying_shares":22866},"source":{"system":"sec-edgar","filing":"0002016416-25-000002","document":"form4-11192025_011155.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641625000002/form4-11192025_011155.xml","form_type":"4"}},{"id":996122,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2025-11-19T01:36:59.000Z","date":"2025-11-17","kind":"sale","planned":false,"acquired":false,"shares":41490,"price":7.4948,"value":310959.252,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares of Class A Common Stock of the issuer sold to satisfy the reporting person's tax withholding obligations, which were incurred in connection with the vesting of restricted stock units. In accordance with company policy, shares are automatically sold to cover such obligations."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $7.245 to $7.87, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."}],"balance_after":83733,"source":{"system":"sec-edgar","filing":"0002016416-25-000002","document":"form4-11192025_011155.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641625000002/form4-11192025_011155.xml","form_type":"4"}},{"id":996121,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2025-11-19T01:36:59.000Z","date":"2025-11-15","kind":"exercise","planned":false,"acquired":true,"shares":26096,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":125223,"source":{"system":"sec-edgar","filing":"0002016416-25-000002","document":"form4-11192025_011155.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641625000002/form4-11192025_011155.xml","form_type":"4"}},{"id":996120,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2025-11-19T01:36:59.000Z","date":"2025-11-15","kind":"exercise","planned":false,"acquired":true,"shares":8946,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":99127,"source":{"system":"sec-edgar","filing":"0002016416-25-000002","document":"form4-11192025_011155.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641625000002/form4-11192025_011155.xml","form_type":"4"}},{"id":996119,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2025-11-19T01:36:59.000Z","date":"2025-11-15","kind":"exercise","planned":false,"acquired":true,"shares":19797,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":90181,"source":{"system":"sec-edgar","filing":"0002016416-25-000002","document":"form4-11192025_011155.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641625000002/form4-11192025_011155.xml","form_type":"4"}},{"id":996118,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2025-11-19T01:36:59.000Z","date":"2025-11-15","kind":"exercise","planned":false,"acquired":true,"shares":22866,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":70384,"source":{"system":"sec-edgar","filing":"0002016416-25-000002","document":"form4-11192025_011155.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000201641625000002/form4-11192025_011155.xml","form_type":"4"}},{"id":1062173,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2025-08-20T00:03:38.000Z","date":"2025-08-15","kind":"exercise","planned":false,"acquired":false,"shares":26096,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F9","text":"The award vested or vests as to 1/12 of the total award beginning on March 1, 2025, and thereafter quarterly on May 15th, August 15th, November 15th, and March 1st."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":234864,"derivative":{"underlying":"Class A Common Stock","underlying_shares":26096},"source":{"system":"sec-edgar","filing":"0001415889-25-022397","document":"form4-08202025_120834.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925022397/form4-08202025_120834.xml","form_type":"4"}},{"id":1062172,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2025-08-20T00:03:38.000Z","date":"2025-08-15","kind":"exercise","planned":false,"acquired":false,"shares":8946,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"The award vested or vests at to 1/16 of the total award beginning on May 15, 2024, and thereafter quarterly on August 15th, November 15th, March 1st, and May 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":89455,"derivative":{"underlying":"Class A Common Stock","underlying_shares":8946},"source":{"system":"sec-edgar","filing":"0001415889-25-022397","document":"form4-08202025_120834.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925022397/form4-08202025_120834.xml","form_type":"4"}},{"id":1062171,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2025-08-20T00:03:38.000Z","date":"2025-08-15","kind":"exercise","planned":false,"acquired":false,"shares":19796,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"The award vested or vests as to 1/16 of the total award beginning on May 15, 2023 and thereafter quarterly on August 15th, November 15th, March 1st, and May 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":118779,"derivative":{"underlying":"Class A Common Stock","underlying_shares":19796},"source":{"system":"sec-edgar","filing":"0001415889-25-022397","document":"form4-08202025_120834.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925022397/form4-08202025_120834.xml","form_type":"4"}},{"id":1062170,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2025-08-20T00:03:38.000Z","date":"2025-08-15","kind":"exercise","planned":false,"acquired":false,"shares":22866,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"The award vested or vests as to: (i) 1/4 of the total award on August 15, 2023; and (ii) 1/16 of the total award quarterly thereafter on November 15th, March 1st, May 15th, and August 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":91464,"derivative":{"underlying":"Class A Common Stock","underlying_shares":22866},"source":{"system":"sec-edgar","filing":"0001415889-25-022397","document":"form4-08202025_120834.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925022397/form4-08202025_120834.xml","form_type":"4"}},{"id":1062169,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Restricted Stock Units","published_at":"2025-08-20T00:03:38.000Z","date":"2025-08-15","kind":"exercise","planned":false,"acquired":false,"shares":18750,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The award vested or vests as to: (i) 1/4 of the total award on August 15, 2022; and (ii) 1/16 of the total award quarterly thereafter on November 15th, March 1st, May 15th, and August 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":0,"derivative":{"underlying":"Class A Common Stock","underlying_shares":18750},"source":{"system":"sec-edgar","filing":"0001415889-25-022397","document":"form4-08202025_120834.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925022397/form4-08202025_120834.xml","form_type":"4"}},{"id":1062168,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2025-08-20T00:03:38.000Z","date":"2025-08-18","kind":"sale","planned":false,"acquired":false,"shares":48936,"price":9.8295,"value":481016.412,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares of Class A Common Stock of the issuer sold to satisfy the reporting person's tax withholding obligations, which were incurred in connection with the vesting of restricted stock units. In accordance with company policy, shares are automatically sold to cover such obligations."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.62 to $10.21, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."}],"balance_after":47518,"source":{"system":"sec-edgar","filing":"0001415889-25-022397","document":"form4-08202025_120834.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925022397/form4-08202025_120834.xml","form_type":"4"}},{"id":1062167,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2025-08-20T00:03:38.000Z","date":"2025-08-15","kind":"exercise","planned":false,"acquired":true,"shares":26096,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":96454,"source":{"system":"sec-edgar","filing":"0001415889-25-022397","document":"form4-08202025_120834.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925022397/form4-08202025_120834.xml","form_type":"4"}},{"id":1062166,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2025-08-20T00:03:38.000Z","date":"2025-08-15","kind":"exercise","planned":false,"acquired":true,"shares":8946,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":70358,"source":{"system":"sec-edgar","filing":"0001415889-25-022397","document":"form4-08202025_120834.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925022397/form4-08202025_120834.xml","form_type":"4"}},{"id":1062165,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2025-08-20T00:03:38.000Z","date":"2025-08-15","kind":"exercise","planned":false,"acquired":true,"shares":19796,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":61412,"source":{"system":"sec-edgar","filing":"0001415889-25-022397","document":"form4-08202025_120834.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925022397/form4-08202025_120834.xml","form_type":"4"}},{"id":1062164,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2025-08-20T00:03:38.000Z","date":"2025-08-15","kind":"exercise","planned":false,"acquired":true,"shares":22866,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":41616,"source":{"system":"sec-edgar","filing":"0001415889-25-022397","document":"form4-08202025_120834.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925022397/form4-08202025_120834.xml","form_type":"4"}},{"id":1062163,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Strategy Officer"}}],"security":"Class A Common Stock","published_at":"2025-08-20T00:03:38.000Z","date":"2025-08-15","kind":"exercise","planned":false,"acquired":true,"shares":18750,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":18750,"source":{"system":"sec-edgar","filing":"0001415889-25-022397","document":"form4-08202025_120834.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925022397/form4-08202025_120834.xml","form_type":"4"}},{"id":1098107,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Class A Common Stock","published_at":"2025-07-02T01:03:43.000Z","date":"2025-06-30","kind":"sale","planned":true,"acquired":false,"shares":95896,"price":10.6,"value":1016497.6,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Such transaction was executed pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 31, 2025, which has now been completed. The reporting person does not have any active Rule 10b5-1 trading plan as of this report date."},{"field":"kind","element":"transactionCoding","label":"F2","text":"This transaction was effected for tax and estate planning purposes."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001415889-25-018829","document":"form4-07022025_010740.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925018829/form4-07022025_010740.xml","form_type":"4"}},{"id":1145764,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Restricted Stock Units","published_at":"2025-05-17T01:40:31.000Z","date":"2025-05-15","kind":"exercise","planned":false,"acquired":false,"shares":26096,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F9","text":"The award vested or vests as to 1/12 of the total award beginning on March 1, 2025, and thereafter quarterly on May 15th, August 15th, November 15th, and March 1st."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":260960,"derivative":{"underlying":"Class A Common Stock","underlying_shares":26096},"source":{"system":"sec-edgar","filing":"0001415889-25-013519","document":"form4-05172025_010527.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925013519/form4-05172025_010527.xml","form_type":"4"}},{"id":1145763,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Restricted Stock Units","published_at":"2025-05-17T01:40:31.000Z","date":"2025-05-15","kind":"exercise","planned":false,"acquired":false,"shares":8946,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"The award vested or vests at to 1/16 of the total award beginning on May 15, 2024, and thereafter quarterly on August 15th, November 15th, March 1st, and May 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":98401,"derivative":{"underlying":"Class A Common Stock","underlying_shares":8946},"source":{"system":"sec-edgar","filing":"0001415889-25-013519","document":"form4-05172025_010527.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925013519/form4-05172025_010527.xml","form_type":"4"}},{"id":1145762,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Restricted Stock Units","published_at":"2025-05-17T01:40:31.000Z","date":"2025-05-15","kind":"exercise","planned":false,"acquired":false,"shares":19796,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"The award vested or vests as to 1/16 of the total award beginning on May 15, 2023 and thereafter quarterly on August 15th, November 15th, March 1st, and May 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":138575,"derivative":{"underlying":"Class A Common Stock","underlying_shares":19796},"source":{"system":"sec-edgar","filing":"0001415889-25-013519","document":"form4-05172025_010527.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925013519/form4-05172025_010527.xml","form_type":"4"}},{"id":1145761,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Restricted Stock Units","published_at":"2025-05-17T01:40:31.000Z","date":"2025-05-15","kind":"exercise","planned":false,"acquired":false,"shares":22866,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"The award vested or vests as to: (i) 1/4 of the total award on August 15, 2023; and (ii) 1/16 of the total award quarterly thereafter on November 15th, March 1st, May 15th, and August 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":114330,"derivative":{"underlying":"Class A Common Stock","underlying_shares":22866},"source":{"system":"sec-edgar","filing":"0001415889-25-013519","document":"form4-05172025_010527.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925013519/form4-05172025_010527.xml","form_type":"4"}},{"id":1145760,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Restricted Stock Units","published_at":"2025-05-17T01:40:31.000Z","date":"2025-05-15","kind":"exercise","planned":false,"acquired":false,"shares":18750,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The award vested or vests as to: (i) 1/4 of the total award on August 15, 2022; and (ii) 1/16 of the total award quarterly thereafter on November 15th, March 1st, May 15th, and August 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":18750,"derivative":{"underlying":"Class A Common Stock","underlying_shares":18750},"source":{"system":"sec-edgar","filing":"0001415889-25-013519","document":"form4-05172025_010527.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925013519/form4-05172025_010527.xml","form_type":"4"}},{"id":1145759,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Class A Common Stock","published_at":"2025-05-17T01:40:31.000Z","date":"2025-05-16","kind":"sale","planned":false,"acquired":false,"shares":45974,"price":12.9879,"value":597105.7146,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares of Class A Common Stock of the issuer sold to satisfy the reporting person's tax withholding obligations, which were incurred in connection with the vesting of restricted stock units. In accordance with company policy, shares are automatically sold to cover such obligations."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.63 to $13.53, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."}],"balance_after":95896,"source":{"system":"sec-edgar","filing":"0001415889-25-013519","document":"form4-05172025_010527.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925013519/form4-05172025_010527.xml","form_type":"4"}},{"id":1145758,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Class A Common Stock","published_at":"2025-05-17T01:40:31.000Z","date":"2025-05-15","kind":"exercise","planned":false,"acquired":true,"shares":26096,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":141870,"source":{"system":"sec-edgar","filing":"0001415889-25-013519","document":"form4-05172025_010527.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925013519/form4-05172025_010527.xml","form_type":"4"}},{"id":1145757,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Class A Common Stock","published_at":"2025-05-17T01:40:31.000Z","date":"2025-05-15","kind":"exercise","planned":false,"acquired":true,"shares":8946,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":115774,"source":{"system":"sec-edgar","filing":"0001415889-25-013519","document":"form4-05172025_010527.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925013519/form4-05172025_010527.xml","form_type":"4"}},{"id":1145756,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Class A Common Stock","published_at":"2025-05-17T01:40:31.000Z","date":"2025-05-15","kind":"exercise","planned":false,"acquired":true,"shares":19796,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":106828,"source":{"system":"sec-edgar","filing":"0001415889-25-013519","document":"form4-05172025_010527.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925013519/form4-05172025_010527.xml","form_type":"4"}},{"id":1145755,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Class A Common Stock","published_at":"2025-05-17T01:40:31.000Z","date":"2025-05-15","kind":"exercise","planned":false,"acquired":true,"shares":22866,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":87032,"source":{"system":"sec-edgar","filing":"0001415889-25-013519","document":"form4-05172025_010527.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925013519/form4-05172025_010527.xml","form_type":"4"}},{"id":1145754,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Class A Common Stock","published_at":"2025-05-17T01:40:31.000Z","date":"2025-05-15","kind":"exercise","planned":false,"acquired":true,"shares":18750,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":64166,"source":{"system":"sec-edgar","filing":"0001415889-25-013519","document":"form4-05172025_010527.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925013519/form4-05172025_010527.xml","form_type":"4"}},{"id":1186724,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Performance Restricted Stock Units","published_at":"2025-04-02T00:03:55.000Z","date":"2025-03-28","kind":"exercise","planned":false,"acquired":false,"shares":95420,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each performance-based restricted stock unit (\"PRSU\") represents a contingent right to receive one share of the Issuer's Class A Common Stock upon the achievement of certain performance criteria and pursuant to the terms of the reporting person's agreement with the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"On March 28, 2025, the Issuer's compensation committee certified achievement of the first tranche of the PRSU award granted on March 26, 2024 (the \"2024 PRSU Award\") at the maximum level, resulting in one-third of the 2024 PRSU Award becoming earned at 200% of the target amount granted."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"The remaining tranches of the  PRSU Award may expire if the relevant performance criteria are not achieved within the applicable performance period for such tranche.  The performance period for the second and third tranches ends on March 26, 2026 and 2027, respectively."}],"balance_after":190840,"derivative":{"underlying":"Class A Common Stock","underlying_shares":95420},"source":{"system":"sec-edgar","filing":"0001415889-25-009452","document":"form4-04022025_120452.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925009452/form4-04022025_120452.xml","form_type":"4"}},{"id":1186723,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Class A Common Stock","published_at":"2025-04-02T00:03:55.000Z","date":"2025-03-31","kind":"sale","planned":false,"acquired":false,"shares":50004,"price":7.0353,"value":351793.1412,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares of Class A Common Stock of the Issuer sold to satisfy the reporting person's tax withholding obligations, which were incurred in connection with the vesting of restricted stock units. In accordance with company policy, shares are automatically sold to cover such obligations."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.92 to $7.185, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."}],"balance_after":45416,"source":{"system":"sec-edgar","filing":"0001415889-25-009452","document":"form4-04022025_120452.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925009452/form4-04022025_120452.xml","form_type":"4"}},{"id":1186722,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Class A Common Stock","published_at":"2025-04-02T00:03:55.000Z","date":"2025-03-28","kind":"exercise","planned":false,"acquired":true,"shares":95420,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":95420,"source":{"system":"sec-edgar","filing":"0001415889-25-009452","document":"form4-04022025_120452.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925009452/form4-04022025_120452.xml","form_type":"4"}},{"id":1217818,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Class A Common Stock","published_at":"2025-03-08T01:03:09.000Z","date":"2025-03-05","kind":"sale","planned":false,"acquired":false,"shares":53225,"price":8.1899,"value":435907.4275,"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 $8.18 to $8.235, inclusive.  The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001415889-25-007460","document":"form4-03082025_010304.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925007460/form4-03082025_010304.xml","form_type":"4"}},{"id":1229947,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Restricted Stock Units","published_at":"2025-03-05T01:20:16.000Z","date":"2025-03-01","kind":"exercise","planned":false,"acquired":false,"shares":26097,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F9","text":"The award vested or vests as to 1/12 of the total award beginning on March 1, 2025, and thereafter quarterly on May 15th, August 15th, November 15th, and March 1st."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":287056,"derivative":{"underlying":"Class A Common Stock","underlying_shares":26097},"source":{"system":"sec-edgar","filing":"0001415889-25-006806","document":"form4-03052025_010312.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925006806/form4-03052025_010312.xml","form_type":"4"}},{"id":1229946,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Restricted Stock Units","published_at":"2025-03-05T01:20:16.000Z","date":"2025-03-01","kind":"exercise","planned":false,"acquired":false,"shares":8945,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"The award vested or vests at to 1/16 of the total award beginning on May 15, 2024, and thereafter quarterly on August 15th, November 15th, March 1st, and May 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":107347,"derivative":{"underlying":"Class A Common Stock","underlying_shares":8945},"source":{"system":"sec-edgar","filing":"0001415889-25-006806","document":"form4-03052025_010312.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925006806/form4-03052025_010312.xml","form_type":"4"}},{"id":1229945,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Restricted Stock Units","published_at":"2025-03-05T01:20:16.000Z","date":"2025-03-01","kind":"exercise","planned":false,"acquired":false,"shares":19797,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"The award vested or vests as to 1/16 of the total award beginning on May 15, 2023 and thereafter quarterly on August 15th, November 15th, March 1st, and May 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":158371,"derivative":{"underlying":"Class A Common Stock","underlying_shares":19797},"source":{"system":"sec-edgar","filing":"0001415889-25-006806","document":"form4-03052025_010312.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925006806/form4-03052025_010312.xml","form_type":"4"}},{"id":1229944,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Restricted Stock Units","published_at":"2025-03-05T01:20:16.000Z","date":"2025-03-01","kind":"exercise","planned":false,"acquired":false,"shares":22866,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"The award vested or vests as to: (i) 1/4 of the total award on August 15, 2023; and (ii) 1/16 of the total award quarterly thereafter on November 15th, March 1st, May 15th, and August 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":137196,"derivative":{"underlying":"Class A Common Stock","underlying_shares":22866},"source":{"system":"sec-edgar","filing":"0001415889-25-006806","document":"form4-03052025_010312.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925006806/form4-03052025_010312.xml","form_type":"4"}},{"id":1229943,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Restricted Stock Units","published_at":"2025-03-05T01:20:16.000Z","date":"2025-03-01","kind":"exercise","planned":false,"acquired":false,"shares":18750,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The award vested or vests as to: (i) 1/4 of the total award on August 15, 2022; and (ii) 1/16 of the total award quarterly thereafter on November 15th, March 1st, May 15th, and August 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":37500,"derivative":{"underlying":"Class A Common Stock","underlying_shares":18750},"source":{"system":"sec-edgar","filing":"0001415889-25-006806","document":"form4-03052025_010312.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925006806/form4-03052025_010312.xml","form_type":"4"}},{"id":1229942,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Class A Common Stock","published_at":"2025-03-05T01:20:16.000Z","date":"2025-03-04","kind":"sale","planned":false,"acquired":false,"shares":43230,"price":7.7017,"value":332944.491,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares of Class A Common Stock of the issuer sold to satisfy the reporting person's tax withholding obligations, which were incurred in connection with the vesting of restricted stock units. In accordance with company policy, shares are automatically sold to cover such obligations."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $7.41 to $8.12, inclusive.  The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."}],"balance_after":53225,"source":{"system":"sec-edgar","filing":"0001415889-25-006806","document":"form4-03052025_010312.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925006806/form4-03052025_010312.xml","form_type":"4"}},{"id":1229941,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Class A Common Stock","published_at":"2025-03-05T01:20:16.000Z","date":"2025-03-01","kind":"exercise","planned":false,"acquired":true,"shares":26097,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":96455,"source":{"system":"sec-edgar","filing":"0001415889-25-006806","document":"form4-03052025_010312.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925006806/form4-03052025_010312.xml","form_type":"4"}},{"id":1229940,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Class A Common Stock","published_at":"2025-03-05T01:20:16.000Z","date":"2025-03-01","kind":"exercise","planned":false,"acquired":true,"shares":8945,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":70358,"source":{"system":"sec-edgar","filing":"0001415889-25-006806","document":"form4-03052025_010312.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925006806/form4-03052025_010312.xml","form_type":"4"}},{"id":1229939,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Class A Common Stock","published_at":"2025-03-05T01:20:16.000Z","date":"2025-03-01","kind":"exercise","planned":false,"acquired":true,"shares":19797,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":61413,"source":{"system":"sec-edgar","filing":"0001415889-25-006806","document":"form4-03052025_010312.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925006806/form4-03052025_010312.xml","form_type":"4"}},{"id":1229938,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Class A Common Stock","published_at":"2025-03-05T01:20:16.000Z","date":"2025-03-01","kind":"exercise","planned":false,"acquired":true,"shares":22866,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":41616,"source":{"system":"sec-edgar","filing":"0001415889-25-006806","document":"form4-03052025_010312.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925006806/form4-03052025_010312.xml","form_type":"4"}},{"id":1229937,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Class A Common Stock","published_at":"2025-03-05T01:20:16.000Z","date":"2025-03-01","kind":"exercise","planned":false,"acquired":true,"shares":18750,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":18750,"source":{"system":"sec-edgar","filing":"0001415889-25-006806","document":"form4-03052025_010312.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925006806/form4-03052025_010312.xml","form_type":"4"}},{"id":1260691,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Restricted Stock Units","published_at":"2025-02-20T02:00:31.000Z","date":"2025-02-17","kind":"grant","planned":false,"acquired":true,"shares":313153,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The award shall vest as to 1/12 of the total award beginning on March 1, 2025, and thereafter quarterly on May 15th, August 15th, November 15th, and March 1st."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":313153,"derivative":{"underlying":"Class A Common Stock","underlying_shares":313153},"source":{"system":"sec-edgar","filing":"0001415889-25-004775","document":"form4-02202025_020227.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588925004775/form4-02202025_020227.xml","form_type":"4"}},{"id":1341842,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Class A Common Stock","published_at":"2024-12-06T02:37:37.000Z","date":"2024-12-04","kind":"sale","planned":true,"acquired":false,"shares":114788,"price":6.74,"value":773671.12,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was executed pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 5, 2024."},{"field":"kind","element":"transactionCoding","label":"F2","text":"This transaction was effected for the purpose of allowing the reporting person to satisfy certain tax liabilities and other related costs incurred by the reporting person in connection with the previous settlement of restricted stock units."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001415889-24-028439","document":"form4-12062024_021233.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588924028439/form4-12062024_021233.xml","form_type":"4"}},{"id":1359761,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Restricted Stock Units","published_at":"2024-11-20T02:44:17.000Z","date":"2024-11-15","kind":"exercise","planned":false,"acquired":false,"shares":8946,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"The award vested or vests at to 1/16 of the total award beginning on May 15, 2024, and thereafter quarterly on August 15th, November 15th, March 1st, and May 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":116292,"derivative":{"underlying":"Class A Common Stock","underlying_shares":8946},"source":{"system":"sec-edgar","filing":"0001415889-24-027303","document":"form4-11202024_021113.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588924027303/form4-11202024_021113.xml","form_type":"4"}},{"id":1359760,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Restricted Stock Units","published_at":"2024-11-20T02:44:17.000Z","date":"2024-11-15","kind":"exercise","planned":false,"acquired":false,"shares":19796,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"The award vested or vests as to 1/16 of the total award beginning on May 15, 2023 and thereafter quarterly on August 15th, November 15th, March 1st, and May 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":178168,"derivative":{"underlying":"Class A Common Stock","underlying_shares":19796},"source":{"system":"sec-edgar","filing":"0001415889-24-027303","document":"form4-11202024_021113.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588924027303/form4-11202024_021113.xml","form_type":"4"}},{"id":1359759,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Restricted Stock Units","published_at":"2024-11-20T02:44:17.000Z","date":"2024-11-15","kind":"exercise","planned":false,"acquired":false,"shares":22866,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"The award vested or vests as to: (i) 1/4 of the total award on August 15, 2023; and (ii) 1/16 of the total award quarterly thereafter on November 15th, March 1st, May 15th, and August 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":160062,"derivative":{"underlying":"Class A Common Stock","underlying_shares":22866},"source":{"system":"sec-edgar","filing":"0001415889-24-027303","document":"form4-11202024_021113.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588924027303/form4-11202024_021113.xml","form_type":"4"}},{"id":1359758,"issuer":{"id":4009,"kind":"organization","name":"Archer Aviation Inc.","symbol":"ACHR"},"owners":[{"id":20920,"kind":"person","name":"Lentell Eric","position":1,"cik":"0002016416","reported_name":"Lentell Eric","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Restricted Stock Units","published_at":"2024-11-20T02:44:17.000Z","date":"2024-11-15","kind":"exercise","planned":false,"acquired":false,"shares":18750,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The award vested or vests as to: (i) 1/4 of the total award on August 15, 2022; and (ii) 1/16 of the total award quarterly thereafter on November 15th, March 1st, May 15th, and August 15th."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":56250,"derivative":{"underlying":"Class A Common Stock","underlying_shares":18750},"source":{"system":"sec-edgar","filing":"0001415889-24-027303","document":"form4-11202024_021113.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/2016416/000141588924027303/form4-11202024_021113.xml","form_type":"4"}}],"next_cursor":"2024-11-20T02:44:17.000000Z,1359758"}