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Of those PSUs, a total of 32,045 have vested as of the date of this Form 4."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Performance stock units (\"PSUs\") convert into common stock on a one-for-one basis."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes (i) 19,531 unvested restricted stock units (\"RSUs\") of the 104,167 RSUs granted to the Reporting Person on January 11, 2023, (ii) 48,184 unvested RSUs of the 110,135 RSUs granted to the Reporting Person on January 11, 2024, (iii) 70,498 unvested RSUS of the 102,543 RSUs granted to the Reporting Person on January 11, 2025, (iv) 32,955 RSUs granted to the Reporting Person on January 16, 2026, none of which have vested as of the date of this Form 4 and (v) 12,306 shares acquired under the Liquidia Corporation 2020 Employee Stock Purchase Plan."}],"balance_after":624224,"source":{"system":"sec-edgar","filing":"0001104659-26-043264","document":"tm2611789-2_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1854414/000110465926043264/tm2611789-2_4seq1.xml","form_type":"4"}},{"id":809246,"issuer":{"id":1860,"kind":"organization","name":"Liquidia Corp","symbol":"LQDA"},"owners":[{"id":30667,"kind":"person","name":"Schundler Russell","position":1,"cik":"0001854414","reported_name":"Schundler Russell","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Common Stock","published_at":"2026-04-14T21:05:55.000Z","date":"2026-04-10","kind":"exercise","planned":true,"acquired":true,"shares":3758,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"On January 11, 2024, the Reporting Person was granted 60,135 PSUs which vest upon the following time-based vesting schedule: 25% of the PSUs shall vest on January 11, 2025 and the remaining PSUs shall vest ratably on a quarterly basis over three years thereafter. Of those PSUs, a total of 33,826 have vested as of the date of this Form 4."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Performance stock units (\"PSUs\") convert into common stock on a one-for-one basis."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes (i) 19,531 unvested restricted stock units (\"RSUs\") of the 104,167 RSUs granted to the Reporting Person on January 11, 2023, (ii) 48,184 unvested RSUs of the 110,135 RSUs granted to the Reporting Person on January 11, 2024, (iii) 70,498 unvested RSUS of the 102,543 RSUs granted to the Reporting Person on January 11, 2025, (iv) 32,955 RSUs granted to the Reporting Person on January 16, 2026, none of which have vested as of the date of this Form 4 and (v) 12,306 shares acquired under the Liquidia Corporation 2020 Employee Stock Purchase 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Rule 10b5-1 plan adopted by the Reporting Person on December 15, 2023."},{"field":"shares","element":"transactionShares","label":"F5","text":"These shares of common stock were sold to cover taxes associated with the settlement of RSUs that were initially granted to the Reporting Person on January 16, 2022."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes (i) 26,042 unvested RSUs of the 104,167 RSUs granted to the Reporting Person on January 11, 2023, (ii) 55,067 unvested RSUs of the 110,135 RSUs granted to the Reporting Person on January 11, 2024, (iii) 76,907 unvested RSUS of the 102,543 RSUs granted to the Reporting Person on January 11, 2025, (iv) 32,955 RSUs granted to the Reporting Person on January 16, 2026, none of which have vested as of the date of this Form 4 and (v) 12,306 shares acquired under the Liquidia Corporation 2020 Employee Stock Purchase 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37,500 RSUs with 25% of the RSUs vesting on February 28, 2023 and the remaining RSUs vesting ratably on a quarterly basis over three years thereafter. Of those RSUs, a total of 37,500 have vested as of the date of this Form 4."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Restricted stock units (\"RSUs\") convert into common stock on a one-for-one basis."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes (i) 26,042 unvested RSUs of the 104,167 RSUs granted to the Reporting Person on January 11, 2023, (ii) 55,067 unvested RSUs of the 110,135 RSUs granted to the Reporting Person on January 11, 2024, (iii) 76,907 unvested RSUS of the 102,543 RSUs granted to the Reporting Person on January 11, 2025, (iv) 32,955 RSUs granted to the Reporting Person on January 16, 2026, none of which have vested as of the date of this Form 4 and (v) 12,306 shares acquired under the Liquidia Corporation 2020 Employee Stock Purchase 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revenue from YUTREPIA in 2026 as disclosed in the Issuer's FY2026 10-K."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"On January 16, 2026, the Reporting Person was granted 49,433 PSUs which vest upon the following time-based vesting schedule: (i) 25% of the PSUs shall vest on the Initial Vesting Date or, if later, the date on which the Issuer files its Form 10-K for the fiscal year ending December 31, 2026 (the \"FY2026 10-K\") and (ii) 6.25% of the PSUs vesting every three months following the Initial Vesting Date; so long as it satisfies the milestone-based vesting condition: the applicable percentage of the RSUs vesting based on net product sales revenue from YUTREPIA in 2026 as disclosed in the Issuer's FY2026 10-K."}],"balance_after":49433,"derivative":{"underlying":"Common 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Of those PSUs, a total of 30,068 have vested as of the date of this Form 4."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Performance stock units (\"PSUs\") convert into common stock on a one-for-one basis."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes (i) 26,042 unvested restricted stock units (\"RSUs\") of the 104,167 RSUs granted to the Reporting Person on January 11, 2023, (ii) 55,067 unvested RSUs of the 110,135 RSUs granted to the Reporting Person on January 11, 2024, (iii) 76,907 unvested RSUS of the 102,543 RSUs granted to the Reporting Person on January 11, 2025 and (iv) 11,869 shares acquired under the Liquidia Corporation 2020 Employee Stock Purchase 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Of those RSUs, a total of 23,438 have vested through August 30, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Restricted stock units (\"RSUs\") convert into common stock on a one-for-one basis."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes (i) 65,104 unvested RSUs of the 104,167 RSUs granted to the Reporting Person on January 11, 2023, (ii) 110,135 RSUs granted to the Reporting Person on January 11, 2024, none of which have vested as of the date of this Form 4 and (iii) 9,656 shares acquired under the Liquidia Corporation 2020 Employee Stock Purchase 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Of those RSUs, a total of 21,904 have vested through May 31, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Restricted stock units (\"RSUs\") convert into common stock on a one-for-one basis."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes (i) 71,615 unvested RSUs of the 104,167 RSUs granted to the Reporting Person on January 11, 2023, (ii) 110,135 unvested RSUs granted to the Reporting Person on January 11, 2024, none of which have vested as of the date of this Form 4 and (iii) 8,342 shares acquired under the Liquidia Corporation 2020 Employee Stock Purchase 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Of those RSUs, a total of 16,406 have vested through November, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of the Issuer's common stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Includes (i) 104,167 RSUs granted to the Reporting Person on January 11, 2023, none of which have vested as of the date of this Form 4 and (ii) 6,557 shares acquired under the Liquidia Corporation 2020 Employee Stock Purchase Plan."}],"balance_after":382476,"source":{"system":"sec-edgar","filing":"0001104659-23-123733","document":"tm2332275d2_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1854414/000110465923123733/tm2332275d2_4seq1.xml","form_type":"4"}},{"id":1789947,"issuer":{"id":1860,"kind":"organization","name":"Liquidia Corp","symbol":"LQDA"},"owners":[{"id":30667,"kind":"person","name":"Schundler Russell","position":1,"cik":"0001854414","reported_name":"Schundler Russell","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Restricted Stock Unit","published_at":"2023-09-06T00:10:21.000Z","date":"2023-08-31","kind":"exercise","planned":false,"acquired":false,"shares":2344,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of the Issuer's common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of the Issuer's common stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of the Issuer's common stock."}],"balance_after":290466,"derivative":{"underlying":"Common Stock","underlying_shares":2344},"source":{"system":"sec-edgar","filing":"0001104659-23-098425","document":"tm2325564-3_4seq1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1854414/000110465923098425/tm2325564-3_4seq1.xml","form_type":"4"}},{"id":1789946,"issuer":{"id":1860,"kind":"organization","name":"Liquidia Corp","symbol":"LQDA"},"owners":[{"id":30667,"kind":"person","name":"Schundler Russell","position":1,"cik":"0001854414","reported_name":"Schundler Russell","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Common Stock","published_at":"2023-09-06T00:10:21.000Z","date":"2023-08-31","kind":"exercise","planned":false,"acquired":true,"shares":2344,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"On January 16, 2022, the Reporting Person was granted 37,500 RSUs with 25% vesting on February 28, 2023, with the remaining RSUs vesting ratably on a quarterly basis over three years thereafter. 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The merger agreement provided that certain shares of the Issuer's common stock issuable to members of RareGen at the closing of the transaction would be held back as partial security for the benefit of the Issuer with respect to any indemnifiable damages pursuant to the indemnification obligations of the members of RareGen. 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