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The remaining 19,210 shares were forfeited in accordance with the performance vesting criteria."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"A previously reported restricted stock unit award granted on May 25, 2023 vested on July 15, 2026 upon the achievement of performance objectives established by MannKind's compensation committee at the time of the approval of the award. Specifically, (i) the closing price of MannKind's common stock on June 30, 2026 was not less than the closing price on May 25, 2023 and (ii) MannKind's total shareholder return (TSR) over the period from May 23, 2023 to June 30, 2026 was at the 41.5th percentile of the TSR of the Russell 3000 Pharmaceutical & Biotechnology Index over the same period. As a result, the performance objective was achieved at 83% of target, resulting in a total share delivery of 93,790 shares. 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The remaining 19,210 shares were forfeited in accordance with the performance vesting criteria."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"A previously reported restricted stock unit award granted on May 25, 2023 vested on July 15, 2026 upon the achievement of performance objectives established by MannKind's compensation committee at the time of the approval of the award. Specifically, (i) the closing price of MannKind's common stock on June 30, 2026 was not less than the closing price on May 25, 2023 and (ii) MannKind's total shareholder return (TSR) over the period from May 23, 2023 to June 30, 2026 was at the 41.5th percentile of the TSR of the Russell 3000 Pharmaceutical & Biotechnology Index over the same period. As a result, the performance objective was achieved at 83% of target, resulting in a total share delivery of 93,790 shares. 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The number of shares delivered on the vesting date, as a percentage of the target specified [in Box 5 above], is determined by the percentile ranking of MannKind total shareholder return (TSR) over the period from April 1, 2026 until December 31, 2028 relative to the TSR of the Russell 3000 Pharmaceutical & Biotechnology Index over the measurement period, as follows: less than 25th percentile=0% of target, 25th percentile=50% of target, 50th percentile=100% of target, 75th percentile=200% percent of target, 90th percentile or higher=300% maximum. Payout values will be interpolated between the percentile rankings above."}],"balance_after":221000,"derivative":{"underlying":"Common Stock, $0.01 Par Value","underlying_shares":221000},"source":{"system":"sec-edgar","filing":"0001193125-26-124726","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/899460/000119312526124726/ownership.xml","form_type":"4"}},{"id":828661,"issuer":{"id":4792,"kind":"organization","name":"MANNKIND CORP","symbol":"MNKD"},"owners":[{"id":29915,"kind":"person","name":"Castagna Michael","position":1,"cik":"0001674282","reported_name":"Castagna Michael","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Employee Stock Option (right to buy)","published_at":"2026-03-26T01:30:07.000Z","date":"2026-03-23","kind":"grant","planned":false,"acquired":true,"shares":782000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"25% vesting on March 23, 2027 and thereafter 1/16th quarterly."}],"balance_after":782000,"derivative":{"exercise_price":2.44,"exercise_date":"2027-03-23","expiration_date":"2036-03-23","underlying":"Common Stock, $0.01 Par Value","underlying_shares":782000},"source":{"system":"sec-edgar","filing":"0001193125-26-124725","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/899460/000119312526124725/ownership.xml","form_type":"4"}},{"id":828660,"issuer":{"id":4792,"kind":"organization","name":"MANNKIND CORP","symbol":"MNKD"},"owners":[{"id":29915,"kind":"person","name":"Castagna Michael","position":1,"cik":"0001674282","reported_name":"Castagna Michael","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Performance Restricted Stock Unit","published_at":"2026-03-26T01:30:07.000Z","date":"2026-03-23","kind":"grant","planned":false,"acquired":true,"shares":796000,"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 MNKD common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The performance-based restricted stock unit will vest on January 15, 2029. The number of shares delivered on the vesting date, as a percentage of the target specified [in Box 5 above], is determined by the percentile ranking of MannKind total shareholder return (TSR) over the period from April 1, 2026 until December 31, 2028 relative to the TSR of the Russell 3000 Pharmaceutical & Biotechnology Index over the measurement period, as follows: less than 25th percentile=0% of target, 25th percentile=50% of target, 50th percentile=100% of target, 75th percentile=200% percent of target, 90th percentile or higher=300% maximum. Payout values will be interpolated between the percentile rankings above."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The performance-based restricted stock unit will vest on January 15, 2029. The number of shares delivered on the vesting date, as a percentage of the target specified [in Box 5 above], is determined by the percentile ranking of MannKind total shareholder return (TSR) over the period from April 1, 2026 until December 31, 2028 relative to the TSR of the Russell 3000 Pharmaceutical & Biotechnology Index over the measurement period, as follows: less than 25th percentile=0% of target, 25th percentile=50% of target, 50th percentile=100% of target, 75th percentile=200% percent of target, 90th percentile or higher=300% maximum. Payout values will be interpolated between the percentile rankings above."}],"balance_after":796000,"derivative":{"underlying":"Common Stock, $0.01 Par Value","underlying_shares":796000},"source":{"system":"sec-edgar","filing":"0001193125-26-124725","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/899460/000119312526124725/ownership.xml","form_type":"4"}},{"id":828659,"issuer":{"id":4792,"kind":"organization","name":"MANNKIND CORP","symbol":"MNKD"},"owners":[{"id":29913,"kind":"person","name":"Singh Sanjay R","position":1,"cik":"0001953423","reported_name":"Singh Sanjay R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP Technical Operations"}}],"security":"Employee Stock Option (right to buy)","published_at":"2026-03-26T01:30:06.000Z","date":"2026-03-23","kind":"grant","planned":false,"acquired":true,"shares":217000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"25% vesting on March 23, 2027 and thereafter 1/16th quarterly."}],"balance_after":217000,"derivative":{"exercise_price":2.44,"exercise_date":"2027-03-23","expiration_date":"2036-03-23","underlying":"Common Stock, $0.01 Par Value","underlying_shares":217000},"source":{"system":"sec-edgar","filing":"0001193125-26-124724","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/899460/000119312526124724/ownership.xml","form_type":"4"}},{"id":828658,"issuer":{"id":4792,"kind":"organization","name":"MANNKIND CORP","symbol":"MNKD"},"owners":[{"id":29913,"kind":"person","name":"Singh Sanjay R","position":1,"cik":"0001953423","reported_name":"Singh Sanjay R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP Technical Operations"}}],"security":"Performance Restricted Stock Unit","published_at":"2026-03-26T01:30:06.000Z","date":"2026-03-23","kind":"grant","planned":false,"acquired":true,"shares":221000,"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 MNKD common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The performance-based restricted stock unit will vest on January 15, 2029. The number of shares delivered on the vesting date, as a percentage of the target specified [in Box 5 above], is determined by the percentile ranking of MannKind total shareholder return (TSR) over the period from April 1, 2026 until December 31, 2028 relative to the TSR of the Russell 3000 Pharmaceutical & Biotechnology Index over the measurement period, as follows: less than 25th percentile=0% of target, 25th percentile=50% of target, 50th percentile=100% of target, 75th percentile=200% percent of target, 90th percentile or higher=300% maximum. Payout values will be interpolated between the percentile rankings above."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The performance-based restricted stock unit will vest on January 15, 2029. The number of shares delivered on the vesting date, as a percentage of the target specified [in Box 5 above], is determined by the percentile ranking of MannKind total shareholder return (TSR) over the period from April 1, 2026 until December 31, 2028 relative to the TSR of the Russell 3000 Pharmaceutical & Biotechnology Index over the measurement period, as follows: less than 25th percentile=0% of target, 25th percentile=50% of target, 50th percentile=100% of target, 75th percentile=200% percent of target, 90th percentile or higher=300% maximum. Payout values will be interpolated between the percentile rankings above."}],"balance_after":221000,"derivative":{"underlying":"Common Stock, $0.01 Par Value","underlying_shares":221000},"source":{"system":"sec-edgar","filing":"0001193125-26-124724","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/899460/000119312526124724/ownership.xml","form_type":"4"}},{"id":828655,"issuer":{"id":4792,"kind":"organization","name":"MANNKIND CORP","symbol":"MNKD"},"owners":[{"id":56146,"kind":"person","name":"Ahuja Ajay","position":1,"cik":"0002090878","reported_name":"Ahuja Ajay","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Medical Officer"}}],"security":"Employee Stock Option (right to buy)","published_at":"2026-03-26T01:30:05.000Z","date":"2026-03-23","kind":"grant","planned":false,"acquired":true,"shares":217000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"25% vesting on March 23, 2027 and thereafter 1/16th quarterly."}],"balance_after":217000,"derivative":{"exercise_price":2.44,"exercise_date":"2027-03-23","expiration_date":"2036-03-23","underlying":"Common Stock, $0.01 Par Value","underlying_shares":217000},"source":{"system":"sec-edgar","filing":"0001193125-26-124723","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/899460/000119312526124723/ownership.xml","form_type":"4"}},{"id":828654,"issuer":{"id":4792,"kind":"organization","name":"MANNKIND CORP","symbol":"MNKD"},"owners":[{"id":56146,"kind":"person","name":"Ahuja Ajay","position":1,"cik":"0002090878","reported_name":"Ahuja Ajay","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Medical Officer"}}],"security":"Performance Restricted Stock Unit","published_at":"2026-03-26T01:30:05.000Z","date":"2026-03-23","kind":"grant","planned":false,"acquired":true,"shares":221000,"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 MNKD common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The performance-based restricted stock unit will vest on January 15, 2029. The number of shares delivered on the vesting date, as a percentage of the target specified [in Box 5 above], is determined by the percentile ranking of MannKind total shareholder return (TSR) over the period from April 1, 2026 until December 31, 2028 relative to the TSR of the Russell 3000 Pharmaceutical & Biotechnology Index over the measurement period, as follows: less than 25th percentile=0% of target, 25th percentile=50% of target, 50th percentile=100% of target, 75th percentile=200% percent of target, 90th percentile or higher=300% maximum. Payout values will be interpolated between the percentile rankings above."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The performance-based restricted stock unit will vest on January 15, 2029. The number of shares delivered on the vesting date, as a percentage of the target specified [in Box 5 above], is determined by the percentile ranking of MannKind total shareholder return (TSR) over the period from April 1, 2026 until December 31, 2028 relative to the TSR of the Russell 3000 Pharmaceutical & Biotechnology Index over the measurement period, as follows: less than 25th percentile=0% of target, 25th percentile=50% of target, 50th percentile=100% of target, 75th percentile=200% percent of target, 90th percentile or higher=300% maximum. Payout values will be interpolated between the percentile rankings above."}],"balance_after":221000,"derivative":{"underlying":"Common Stock, $0.01 Par Value","underlying_shares":221000},"source":{"system":"sec-edgar","filing":"0001193125-26-124723","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/899460/000119312526124723/ownership.xml","form_type":"4"}},{"id":828657,"issuer":{"id":4792,"kind":"organization","name":"MANNKIND CORP","symbol":"MNKD"},"owners":[{"id":12383,"kind":"person","name":"Tross Stuart A","position":1,"cik":"0001589641","reported_name":"Tross Stuart A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief People & Workpl Officer"}}],"security":"Employee Stock Option (right to buy)","published_at":"2026-03-26T01:30:04.000Z","date":"2026-03-23","kind":"grant","planned":false,"acquired":true,"shares":217000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"25% vesting on March 23, 2027 and thereafter 1/16th quarterly."}],"balance_after":217000,"derivative":{"exercise_price":2.44,"exercise_date":"2027-03-23","expiration_date":"2036-03-23","underlying":"Common Stock, $0.01 Par Value","underlying_shares":217000},"source":{"system":"sec-edgar","filing":"0001193125-26-124722","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/899460/000119312526124722/ownership.xml","form_type":"4"}},{"id":828656,"issuer":{"id":4792,"kind":"organization","name":"MANNKIND CORP","symbol":"MNKD"},"owners":[{"id":12383,"kind":"person","name":"Tross Stuart A","position":1,"cik":"0001589641","reported_name":"Tross Stuart A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief People & Workpl Officer"}}],"security":"Performance Restricted Stock Unit","published_at":"2026-03-26T01:30:04.000Z","date":"2026-03-23","kind":"grant","planned":false,"acquired":true,"shares":221000,"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 MNKD common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The performance-based restricted stock unit will vest on January 15, 2029. The number of shares delivered on the vesting date, as a percentage of the target specified [in Box 5 above], is determined by the percentile ranking of MannKind total shareholder return (TSR) over the period from April 1, 2026 until December 31, 2028 relative to the TSR of the Russell 3000 Pharmaceutical & Biotechnology Index over the measurement period, as follows: less than 25th percentile=0% of target, 25th percentile=50% of target, 50th percentile=100% of target, 75th percentile=200% percent of target, 90th percentile or higher=300% maximum. Payout values will be interpolated between the percentile rankings above."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The performance-based restricted stock unit will vest on January 15, 2029. The number of shares delivered on the vesting date, as a percentage of the target specified [in Box 5 above], is determined by the percentile ranking of MannKind total shareholder return (TSR) over the period from April 1, 2026 until December 31, 2028 relative to the TSR of the Russell 3000 Pharmaceutical & Biotechnology Index over the measurement period, as follows: less than 25th percentile=0% of target, 25th percentile=50% of target, 50th percentile=100% of target, 75th percentile=200% percent of target, 90th percentile or higher=300% maximum. 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The number of shares delivered on the vesting date, as a percentage of the target specified [in Box 5 above], is determined by the percentile ranking of MannKind total shareholder return (TSR) over the period from April 1, 2026 until December 31, 2028 relative to the TSR of the Russell 3000 Pharmaceutical & Biotechnology Index over the measurement period, as follows: less than 25th percentile=0% of target, 25th percentile=50% of target, 50th percentile=100% of target, 75th percentile=200% percent of target, 90th percentile or higher=300% maximum. Payout values will be interpolated between the percentile rankings above."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The performance-based restricted stock unit will vest on January 15, 2029. The number of shares delivered on the vesting date, as a percentage of the target specified [in Box 5 above], is determined by the percentile ranking of MannKind total shareholder return (TSR) over the period from April 1, 2026 until December 31, 2028 relative to the TSR of the Russell 3000 Pharmaceutical & Biotechnology Index over the measurement period, as follows: less than 25th percentile=0% of target, 25th percentile=50% of target, 50th percentile=100% of target, 75th percentile=200% percent of target, 90th percentile or higher=300% maximum. 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Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of shares purchased at each separate price will be provided."}],"balance_after":2575911,"source":{"system":"sec-edgar","filing":"0001193125-26-100839","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/899460/000119312526100839/ownership.xml","form_type":"4"}},{"id":871064,"issuer":{"id":4792,"kind":"organization","name":"MANNKIND CORP","symbol":"MNKD"},"owners":[{"id":38717,"kind":"person","name":"Shannon James Samuel","position":1,"cik":"0001485417","reported_name":"Shannon James Samuel","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock, $0.01 Par Value","published_at":"2026-03-04T02:50:05.000Z","date":"2026-03-01","kind":"grant","planned":false,"acquired":true,"shares":12000,"price":3.27,"value":39240.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The securities were purchased through the Issuer's Market Price Stock Purchase Plan. The purchase was approved by the Company's Board of Directors on March 1, 2026."}],"balance_after":64635,"source":{"system":"sec-edgar","filing":"0001193125-26-089613","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/899460/000119312526089613/ownership.xml","form_type":"4"}},{"id":871063,"issuer":{"id":4792,"kind":"organization","name":"MANNKIND CORP","symbol":"MNKD"},"owners":[{"id":12130,"kind":"person","name":"HOOPER ANTHONY C","position":1,"cik":"0001277244","reported_name":"HOOPER ANTHONY C","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock, $0.01 Par Value","published_at":"2026-03-04T02:50:04.000Z","date":"2026-03-01","kind":"grant","planned":false,"acquired":true,"shares":35000,"price":3.27,"value":114450.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The securities were purchased through the Issuer's Market Price Stock Purchase Plan. 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