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The price reported in Column 4 is a weighted average price of $2.0405. These shares were purchased in multiple transactions at prices ranging from $2.01 to $2.06, inclusive. 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In addition, proportionate adjustments were made to the Issuer's outstanding equity awards. Accordingly, all amounts of securities reported in this Form 4 have been adjusted to reflect the 1-for-25 reverse split."}],"balance_after":9435,"source":{"system":"sec-edgar","filing":"0001213900-24-084108","document":"marketforms-67084.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1831868/000121390024084108/marketforms-67084.xml","form_type":"4"}},{"id":1411905,"issuer":{"id":7863,"kind":"organization","name":"SeaStar Medical Holding Corp"},"owners":[{"id":81127,"kind":"person","name":"Green David A","position":1,"cik":"0001372822","reported_name":"Green David A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2024-09-09T22:24:17.000Z","date":"2024-08-30","kind":"grant","planned":false,"acquired":true,"shares":8100,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Represents a grant of fully vested shares of the Issuer's common stock."}],"balance_after":10323,"source":{"system":"sec-edgar","filing":"0001213900-24-077008","document":"marketforms-66986.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1831868/000121390024077008/marketforms-66986.xml","form_type":"4"}},{"id":1411904,"issuer":{"id":7863,"kind":"organization","name":"SeaStar Medical Holding Corp"},"owners":[{"id":81127,"kind":"person","name":"Green David A","position":1,"cik":"0001372822","reported_name":"Green David A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2024-09-09T22:24:17.000Z","date":"2024-04-18","kind":"grant","planned":false,"acquired":true,"shares":2223,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents a grant of fully vested shares of the Issuer's common stock on a post reverse split basis. The original grant was for 55,556 shares."},{"field":"shares","element":"transactionShares","label":"F2","text":"On June 7, 2024, the Issuer effectuated a 1-for-25 reverse split of the Issuer's common stock. This amount represents the number of shares of common stock issued to the Reporting Person as of April 18, 2024 on a post-split basis."}],"balance_after":2223,"source":{"system":"sec-edgar","filing":"0001213900-24-077008","document":"marketforms-66986.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1831868/000121390024077008/marketforms-66986.xml","form_type":"4"}},{"id":1411903,"issuer":{"id":7863,"kind":"organization","name":"SeaStar Medical Holding Corp"},"owners":[{"id":81127,"kind":"person","name":"Green David A","position":1,"cik":"0001372822","reported_name":"Green David A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Restricted Stock Units","published_at":"2024-09-09T22:23:30.000Z","date":"2024-04-12","kind":"grant","planned":false,"acquired":true,"shares":18000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On April 16, 2024, a Form 4 (the \"Original Report\") was filed on behalf of the Reporting Person which inadvertently overstated the number of restricted stock unites (\"RSUs\") reported in Column 4 and Column 5 of Table I due to an administrative error. This Form 4 amendment is being filed to correct the aggregate number of RSUs issued to the Reporting Person as of the original transaction date from 30,100 RSUs (752,500 pre reverse split) to 18,000 RSUs (450,000 pre reverse split), and to report the grant of such RSUs on Table II, instead of Table I as set forth on the Original Report."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each RSU represents a contingent right to receive one share of the Issuer's common stock."},{"field":"shares","element":"transactionShares","label":"F3","text":"On June 7, 2024, the Issuer effectuated a 1-for-25 reverse split of the Issuer's common stock. This amount represents the number of RSUs granted to the Reporting Person as of April 12, 2024 on a post-split basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The RSUs will vest, subject to continued service, on the first anniversary of Mr. Green's appointment date. Twenty-five percent (25%) of the RSUs will vest upon completion of one (1) year of service measured from January 10, 2024, and the remaining seventy-five percent (75%) of the RSUs will vest in a series of thirty-six (36) successive equal monthly installments upon completion of each additional month of service over the thirty-six (36)-month period measured from January 10, 2025."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"The RSUs will vest, subject to continued service, on the first anniversary of Mr. Green's appointment date. Twenty-five percent (25%) of the RSUs will vest upon completion of one (1) year of service measured from January 10, 2024, and the remaining seventy-five percent (75%) of the RSUs will vest in a series of thirty-six (36) successive equal monthly installments upon completion of each additional month of service over the thirty-six (36)-month period measured from January 10, 2025."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F3","text":"On June 7, 2024, the Issuer effectuated a 1-for-25 reverse split of the Issuer's common stock. This amount represents the number of RSUs granted to the Reporting Person as of April 12, 2024 on a post-split basis."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"On June 7, 2024, the Issuer effectuated a 1-for-25 reverse split of the Issuer's common stock. This amount represents the number of RSUs granted to the Reporting Person as of April 12, 2024 on a post-split basis."}],"balance_after":18000,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":18000},"source":{"system":"sec-edgar","filing":"0001213900-24-077007","document":"marketforms-66983.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1831868/000121390024077007/marketforms-66983.xml","form_type":"4/A","original_submission_date":"2024-09-16"}},{"id":1541296,"issuer":{"id":7863,"kind":"organization","name":"SeaStar Medical Holding Corp"},"owners":[{"id":81127,"kind":"person","name":"Green David A","position":1,"cik":"0001372822","reported_name":"Green David A","relationship":{"officer":true,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2024-04-16T23:05:23.000Z","date":"2024-04-12","kind":"grant","planned":false,"acquired":true,"shares":752500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares of the Issuer's common stock underlying restricted stock units (\"RSUs\") awarded to the Reporting Person. All shares reported herein will vest, subject to continued service, on the first anniversary of Mr. Green's appointment date.  Twenty-five percent (25%) of the shares will vest upon completion of one (1) year of service measured from January 10, 2024, and the remaining seventy-five percent (75%) of the shares will vest in a series of thirty-six (36) successive equal monthly installments upon completion of each additional month of service over the thirty-six (36)-month period measured from January 10, 2025."}],"balance_after":752500,"source":{"system":"sec-edgar","filing":"0000929638-24-001502","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1831868/000092963824001502/form4.xml","form_type":"4"}},{"id":1541295,"issuer":{"id":7863,"kind":"organization","name":"SeaStar Medical Holding Corp"},"owners":[{"id":45669,"kind":"person","name":"Russell Richard D.","position":1,"cik":"0001634290","reported_name":"Russell Richard D.","relationship":{"director":true}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2024-04-16T23:03:28.000Z","date":"2024-04-12","kind":"grant","planned":false,"acquired":true,"shares":32322,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents a grant of shares of common stock, $0.0001 par value, of the Issuer (the \"Common Stock\") in lieu of a portion of the cash fees due to the Reporting Person for services as a director of the Issuer.  Such shares are fully vested upon issuance."}],"balance_after":60300,"source":{"system":"sec-edgar","filing":"0000929638-24-001500","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1831868/000092963824001500/form4.xml","form_type":"4"}},{"id":1541294,"issuer":{"id":7863,"kind":"organization","name":"SeaStar Medical Holding Corp"},"owners":[{"id":32931,"kind":"person","name":"Van Heel Kenneth","position":1,"cik":"0001613111","reported_name":"Van Heel Kenneth","relationship":{"director":true}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2024-04-16T22:59:13.000Z","date":"2024-04-12","kind":"grant","planned":false,"acquired":true,"shares":43564,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents a grant of shares of common stock, $0.0001 par value, of the Issuer (the \"Common Stock\") in lieu of a portion of the cash fees due to the Reporting Person for services as a director of the Issuer.  Such shares are fully vested upon issuance."}],"balance_after":159964,"source":{"system":"sec-edgar","filing":"0000929638-24-001494","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1831868/000092963824001494/form4.xml","form_type":"4"}},{"id":1541293,"issuer":{"id":7863,"kind":"organization","name":"SeaStar Medical Holding Corp"},"owners":[{"id":86029,"kind":"person","name":"Collins Allan","position":1,"cik":"0001950453","reported_name":"Collins Allan","relationship":{"director":true}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2024-04-16T22:56:59.000Z","date":"2024-04-12","kind":"grant","planned":true,"acquired":true,"shares":37943,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents a grant of shares of common stock, $0.0001 par value, of the Issuer (the \"Common Stock\") in lieu of a portion of the cash fees due to the Reporting Person for services as a director of the Issuer.  Such shares are fully vested upon issuance."}],"balance_after":54343,"source":{"system":"sec-edgar","filing":"0000929638-24-001492","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1831868/000092963824001492/form4.xml","form_type":"4"}},{"id":1541292,"issuer":{"id":7863,"kind":"organization","name":"SeaStar Medical Holding Corp"},"owners":[{"id":74635,"kind":"person","name":"Rodgers Bruce M.","position":1,"cik":"0001653727","reported_name":"Rodgers Bruce M.","relationship":{"director":true}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2024-04-16T22:53:26.000Z","date":"2024-04-12","kind":"grant","planned":false,"acquired":true,"shares":36537,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents a grant of shares of common stock, $0.0001 par value, of the Issuer (the \"Common Stock\") in lieu of a portion of the cash fees due to the Reporting Person for services as a director of the Issuer.  Such shares are fully vested upon issuance."}],"balance_after":44515,"source":{"system":"sec-edgar","filing":"0000929638-24-001490","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1831868/000092963824001490/form4.xml","form_type":"4"}},{"id":1541368,"issuer":{"id":7863,"kind":"organization","name":"SeaStar Medical Holding Corp"},"owners":[{"id":91983,"kind":"person","name":"Lobo Andres","position":1,"cik":"0001949731","reported_name":"Lobo Andres","relationship":{"director":true}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2024-04-16T19:02:12.000Z","date":"2024-04-12","kind":"grant","planned":false,"acquired":true,"shares":32322,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents a grant of shares of common stock, $0.0001 par value, of the Issuer (the \"Common Stock\") in lieu of a portion of the cash fees due to the Reporting Person for services as a director of the Issuer.  Such shares are fully vested upon issuance."}],"balance_after":40300,"source":{"system":"sec-edgar","filing":"0000929638-24-001498","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1949731/000092963824001498/form4.xml","form_type":"4"}},{"id":1541367,"issuer":{"id":7863,"kind":"organization","name":"SeaStar Medical Holding Corp"},"owners":[{"id":86042,"kind":"person","name":"Barnett Rick","position":1,"cik":"0001949746","reported_name":"Barnett Rick","relationship":{"director":true}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2024-04-16T19:01:12.000Z","date":"2024-04-12","kind":"grant","planned":false,"acquired":true,"shares":70264,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents a grant of shares of common stock, $0.0001 par value, of the Issuer (the \"Common Stock\") in lieu of a portion of the cash fees due to the Reporting Person for services as a director of the Issuer.  Such shares are fully vested upon issuance."}],"balance_after":86664,"source":{"system":"sec-edgar","filing":"0000929638-24-001496","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1949746/000092963824001496/form4.xml","form_type":"4"}},{"id":1727847,"issuer":{"id":7863,"kind":"organization","name":"SeaStar Medical Holding Corp"},"owners":[{"id":32998,"kind":"person","name":"Schlorff Eric","position":1,"cik":"0001949738","reported_name":"Schlorff Eric","relationship":{"director":true,"officer":true,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2023-11-29T21:15:25.000Z","date":"2023-11-29","kind":"grant","planned":false,"acquired":true,"shares":60248,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The securities reported in this transaction were issued to the Reporting Person in lieu of cash compensation previously approved by the Compensation Committee."}],"balance_after":837823,"source":{"system":"sec-edgar","filing":"0000929638-23-003302","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1949738/000092963823003302/form4.xml","form_type":"4"}},{"id":1727755,"issuer":{"id":7863,"kind":"organization","name":"SeaStar Medical Holding Corp"},"owners":[{"id":32932,"kind":"person","name":"Chung Kevin","position":1,"cik":"0001949950","reported_name":"Chung Kevin","relationship":{"officer":true,"officer_title":"Chief Medical Officer"}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2023-11-29T21:15:01.000Z","date":"2023-11-29","kind":"grant","planned":false,"acquired":true,"shares":63422,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The securities reported in this transaction were issued to the Reporting Person in lieu of cash compensation previously approved by the Compensation Committee."}],"balance_after":210860,"source":{"system":"sec-edgar","filing":"0000929638-23-003301","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1831868/000092963823003301/form4.xml","form_type":"4"}},{"id":1727846,"issuer":{"id":7863,"kind":"organization","name":"SeaStar Medical Holding Corp"},"owners":[{"id":107897,"kind":"person","name":"Baron Caryl","position":1,"cik":"0001949735","reported_name":"Baron Caryl","relationship":{"officer":true,"officer_title":"Interim CFO"}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2023-11-29T16:14:35.000Z","date":"2023-11-29","kind":"grant","planned":false,"acquired":true,"shares":20293,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"The securities reported in this transaction were issued to the Reporting Person in lieu of cash compensation previously approved by the Compensation Committee."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Due to rounding errors, (i) the Form 4 filed for the Reporting Person on August 17, 2023 inadvertently understated the number of shares of Common Stock issued to the Reporting Person on August 15, 2023 by 1 share, (ii) the Form 4 filed for the Reporting Person on September 12, 2023 inadvertently understated the number of shares of Common Stock issued to the Reporting Person on August 31, 2023 by 1 share, and (iii) the Form 4 filed for the Reporting Person on September 19, 2023 inadvertently understated the number of shares of Common Stock issued to the Reporting Person on September 15, 2023 by 1 share. These errors have been corrected on this Form 4."}],"balance_after":139872,"source":{"system":"sec-edgar","filing":"0000929638-23-003300","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1949735/000092963823003300/form4.xml","form_type":"4"}},{"id":1727845,"issuer":{"id":7863,"kind":"organization","name":"SeaStar Medical Holding Corp"},"owners":[{"id":107897,"kind":"person","name":"Baron Caryl","position":1,"cik":"0001949735","reported_name":"Baron Caryl","relationship":{"officer":true,"officer_title":"Interim CFO"}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2023-11-29T16:14:35.000Z","date":"2023-09-22","kind":"other","planned":false,"acquired":true,"shares":15070,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents fully vested shares of common stock issued to the Reporting Person pursuant to the Issuer's equity incentive plan. The securities reported in this transaction were initially withheld by the Issuer to satisfy tax withholding obligations. The Issuer subsequently elected to satisfy the withholding obligations through an alternative method and returned these shares to the Reporting Person."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents fully vested shares of common stock issued to the Reporting Person pursuant to the Issuer's equity incentive plan. The securities reported in this transaction were initially withheld by the Issuer to satisfy tax withholding obligations. The Issuer subsequently elected to satisfy the withholding obligations through an alternative method and returned these shares to the Reporting Person."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Due to rounding errors, (i) the Form 4 filed for the Reporting Person on August 17, 2023 inadvertently understated the number of shares of Common Stock issued to the Reporting Person on August 15, 2023 by 1 share, (ii) the Form 4 filed for the Reporting Person on September 12, 2023 inadvertently understated the number of shares of Common Stock issued to the Reporting Person on August 31, 2023 by 1 share, and (iii) the Form 4 filed for the Reporting Person on September 19, 2023 inadvertently understated the number of shares of Common Stock issued to the Reporting Person on September 15, 2023 by 1 share. These errors have been corrected on this Form 4."}],"balance_after":119579,"source":{"system":"sec-edgar","filing":"0000929638-23-003300","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1949735/000092963823003300/form4.xml","form_type":"4"}},{"id":1728750,"issuer":{"id":7863,"kind":"organization","name":"SeaStar Medical Holding Corp"},"owners":[{"id":32932,"kind":"person","name":"Chung Kevin","position":1,"cik":"0001949950","reported_name":"Chung Kevin","relationship":{"officer":true,"officer_title":"Chief Medical Officer"}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2023-11-29T02:41:50.000Z","date":"2023-08-31","kind":"grant","planned":false,"acquired":true,"shares":28125,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The securities reported in this transaction were issued to the Reporting Person in lieu of cash compensation previously approved by the Compensation Committee. Due to an administrative error, the Form 4 filed for the Reporting Person on September 12, 2023 inadvertently overstated the number of shares of Common Stock issued to the Reporting Person on August 31, 2023 by 7,053 shares. This error has been corrected on this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Due to a rounding error, the Form 4 filed for the Reporting Person on August 17, 2023 inadvertently understated the number of shares of Common Stock issued to the Reporting Person on August 15, 2023 by 1 share. 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