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Pursuant to the terms of the Merger Agreement, at the effective time of the merger (the \"Effective Time\"), each outstanding RSU was terminated in exchange for a lump sum cash payment equal to (i) the Offer Price multiplied by (ii) the number of shares of Common Stock underlying the RSU."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On December 29, 2024, the Issuer entered into an Agreement and Plan of Merger (the \"Merger Agreement\") with Immedica Pharma AB, a corporation organized and existing under the laws of Sweden (\"Parent\"), and Matador Subsidiary, Inc. a Delaware corporation and a wholly owned subsidiary of Parent (\"Purchaser\"). Pursuant to the terms of the Merger Agreement and the Offer (as defined in the Merger Agreement), each share of the Issuer's common stock (the \"Common Stock\") held by the Reporting Person was acquired, subject to adjustment, at a purchase price of $0.55 per share (the \"Offer Price\") in cash."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001104659-25-011240","document":"tm255946-3_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1267813/000110465925011240/tm255946-3_4seq1.xml","form_type":"4"}},{"id":1273623,"issuer":{"id":83359,"kind":"organization","name":"MARINUS PHARMACEUTICALS, INC.","symbol":"MRNS"},"owners":[{"id":49091,"kind":"person","name":"Shafer Christina","position":1,"cik":"0001934412","reported_name":"Shafer Christina","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF COMMERCIAL OFFICER"}}],"security":"Common Stock","published_at":"2025-02-11T09:12:53.000Z","date":"2025-02-07","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":18778,"price":0.55,"value":10327.9,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On December 29, 2024, the Issuer entered into an Agreement and Plan of Merger (the \"Merger Agreement\") with Immedica Pharma AB, a corporation organized and existing under the laws of Sweden (\"Parent\"), and Matador Subsidiary, Inc. a Delaware corporation and a wholly owned subsidiary of Parent (\"Purchaser\"). Pursuant to the terms of the Merger Agreement and the Offer (as defined in the Merger Agreement), each share of the Issuer's common stock (the \"Common Stock\") held by the Reporting Person was acquired, subject to adjustment, at a purchase price of $0.55 per share (the \"Offer Price\") in cash."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On December 29, 2024, the Issuer entered into an Agreement and Plan of Merger (the \"Merger Agreement\") with Immedica Pharma AB, a corporation organized and existing under the laws of Sweden (\"Parent\"), and Matador Subsidiary, Inc. a Delaware corporation and a wholly owned subsidiary of Parent (\"Purchaser\"). Pursuant to the terms of the Merger Agreement and the Offer (as defined in the Merger Agreement), each share of the Issuer's common stock (the \"Common Stock\") held by the Reporting Person was acquired, subject to adjustment, at a purchase price of $0.55 per share (the \"Offer Price\") in cash."}],"balance_after":48628,"source":{"system":"sec-edgar","filing":"0001104659-25-011240","document":"tm255946-3_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1267813/000110465925011240/tm255946-3_4seq1.xml","form_type":"4"}},{"id":1438657,"issuer":{"id":83359,"kind":"organization","name":"MARINUS PHARMACEUTICALS, INC.","symbol":"MRNS"},"owners":[{"id":49091,"kind":"person","name":"Shafer Christina","position":1,"cik":"0001934412","reported_name":"Shafer Christina","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF COMMERCIAL OFFICER"}}],"security":"Common Stock","published_at":"2024-08-07T16:05:16.000Z","date":"2024-08-05","kind":"sale","planned":false,"acquired":false,"shares":3820,"price":1.14,"value":4354.8,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 represent shares of common stock of Marinus Pharmaceuticals, Inc. (the \"Company\") sold by the reporting person pursuant to a Rule 10b5-1 Plan adopted on May 16, 2022 to cover tax obligations 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 $1.11 to $1.16, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the 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 (2) to this Form 4."}],"balance_after":67406,"source":{"system":"sec-edgar","filing":"0001415889-24-020899","document":"form4-08072024_040812.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1267813/000141588924020899/form4-08072024_040812.xml","form_type":"4"}},{"id":1472966,"issuer":{"id":83359,"kind":"organization","name":"MARINUS PHARMACEUTICALS, INC.","symbol":"MRNS"},"owners":[{"id":49091,"kind":"person","name":"Shafer Christina","position":1,"cik":"0001934412","reported_name":"Shafer Christina","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF COMMERCIAL OFFICER"}}],"security":"Stock Option (Right to Buy)","published_at":"2024-06-20T16:22:41.000Z","date":"2024-06-18","kind":"grant","planned":false,"acquired":true,"shares":49125,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option vests and becomes exercisable in full on July 15, 2025, subject to the reporting person's continued service with the Issuer."}],"balance_after":49125,"derivative":{"exercise_price":1.4,"expiration_date":"2034-06-18","underlying":"Common Stock","underlying_shares":49125},"source":{"system":"sec-edgar","filing":"0001415889-24-017632","document":"form4-06202024_080637.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1267813/000141588924017632/form4-06202024_080637.xml","form_type":"4"}},{"id":1472965,"issuer":{"id":83359,"kind":"organization","name":"MARINUS PHARMACEUTICALS, INC.","symbol":"MRNS"},"owners":[{"id":49091,"kind":"person","name":"Shafer Christina","position":1,"cik":"0001934412","reported_name":"Shafer Christina","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF COMMERCIAL OFFICER"}}],"security":"Common Stock","published_at":"2024-06-20T16:22:41.000Z","date":"2024-06-18","kind":"grant","planned":false,"acquired":true,"shares":10918,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the grant of restricted stock units (RSUs). The RSUs vest in full on July 15, 2025, subject to the reporting person's continued service with Marinus Pharmaceuticals, Inc. (the Issuer). Each RSU represents the right to receive one share of common stock of the Issuer."}],"balance_after":71226,"source":{"system":"sec-edgar","filing":"0001415889-24-017632","document":"form4-06202024_080637.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1267813/000141588924017632/form4-06202024_080637.xml","form_type":"4"}},{"id":1625051,"issuer":{"id":83359,"kind":"organization","name":"MARINUS PHARMACEUTICALS, INC.","symbol":"MRNS"},"owners":[{"id":49091,"kind":"person","name":"Shafer Christina","position":1,"cik":"0001934412","reported_name":"Shafer Christina","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF COMMERCIAL OFFICER"}}],"security":"Common Stock","published_at":"2024-02-22T16:05:29.000Z","date":"2024-02-20","kind":"sale","planned":false,"acquired":false,"shares":2153,"price":9.56,"value":20582.68,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 represent shares of common stock of Marinus Pharmaceuticals, Inc. (the \"Company\") sold by the reporting person pursuant to a Rule 10b5-1 Plan adopted on May 16, 2022 to cover tax obligations 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 $9.08 to $9.78, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the 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 (2) to this Form 4."}],"balance_after":60308,"source":{"system":"sec-edgar","filing":"0001415889-24-004782","document":"form4-02222024_040209.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1267813/000141588924004782/form4-02222024_040209.xml","form_type":"4"}},{"id":1675078,"issuer":{"id":83359,"kind":"organization","name":"MARINUS PHARMACEUTICALS, INC.","symbol":"MRNS"},"owners":[{"id":49091,"kind":"person","name":"Shafer Christina","position":1,"cik":"0001934412","reported_name":"Shafer Christina","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF COMMERCIAL OFFICER"}}],"security":"Stock Option (Right to Buy)","published_at":"2024-01-19T16:21:29.000Z","date":"2024-01-18","kind":"grant","planned":false,"acquired":true,"shares":98250,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option vests and becomes exercisable in 36 equal monthly installments beginning on February 18, 2024, subject to the reporting person's continued service with the Issuer."}],"balance_after":98250,"derivative":{"exercise_price":9.74,"expiration_date":"2034-01-18","underlying":"Common Stock","underlying_shares":98250},"source":{"system":"sec-edgar","filing":"0001415889-24-001594","document":"form4-01192024_090124.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1267813/000141588924001594/form4-01192024_090124.xml","form_type":"4"}},{"id":1675077,"issuer":{"id":83359,"kind":"organization","name":"MARINUS PHARMACEUTICALS, INC.","symbol":"MRNS"},"owners":[{"id":49091,"kind":"person","name":"Shafer Christina","position":1,"cik":"0001934412","reported_name":"Shafer Christina","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF COMMERCIAL OFFICER"}}],"security":"Common Stock","published_at":"2024-01-19T16:21:29.000Z","date":"2024-01-18","kind":"grant","planned":false,"acquired":true,"shares":21835,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the grant of restricted stock units (RSUs). The RSUs vest in three equal installments, with the first installment vesting on February 15, 2025, the second installment vesting on February 15, 2026, and the third installment vesting on February 15, 2027, subject to the reporting person's continued service with Marinus Pharmaceuticals, Inc. (the Issuer). Each RSU represents the right to receive one share of common stock of the Issuer."}],"balance_after":62461,"source":{"system":"sec-edgar","filing":"0001415889-24-001594","document":"form4-01192024_090124.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1267813/000141588924001594/form4-01192024_090124.xml","form_type":"4"}},{"id":1812824,"issuer":{"id":83359,"kind":"organization","name":"MARINUS PHARMACEUTICALS, INC.","symbol":"MRNS"},"owners":[{"id":49091,"kind":"person","name":"Shafer Christina","position":1,"cik":"0001934412","reported_name":"Shafer Christina","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF COMMERCIAL OFFICER"}}],"security":"Common Stock","published_at":"2023-08-08T21:05:18.000Z","date":"2023-08-08","kind":"sale","planned":true,"acquired":false,"shares":11,"price":8.93,"value":98.23,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 represent shares of common stock of Marinus Pharmaceuticals, Inc. (the \"Company\") sold by the reporting person pursuant to a Rule 10b5-1 Plan adopted on May 16, 2022 to cover tax obligations in connection with the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $8.58 to $8.96, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the 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 (3) to this Form 4."}],"balance_after":40626,"source":{"system":"sec-edgar","filing":"0001415889-23-011952","document":"form4-08082023_090810.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1267813/000141588923011952/form4-08082023_090810.xml","form_type":"4"}},{"id":1812823,"issuer":{"id":83359,"kind":"organization","name":"MARINUS PHARMACEUTICALS, INC.","symbol":"MRNS"},"owners":[{"id":49091,"kind":"person","name":"Shafer Christina","position":1,"cik":"0001934412","reported_name":"Shafer Christina","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF COMMERCIAL OFFICER"}}],"security":"Common Stock","published_at":"2023-08-08T21:05:18.000Z","date":"2023-08-07","kind":"sale","planned":true,"acquired":false,"shares":2385,"price":9.52,"value":22705.2,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 represent shares of common stock of Marinus Pharmaceuticals, Inc. (the \"Company\") sold by the reporting person pursuant to a Rule 10b5-1 Plan adopted on May 16, 2022 to cover tax obligations 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 $9.35 to $9.87, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the 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 (2) to this Form 4."}],"balance_after":40637,"source":{"system":"sec-edgar","filing":"0001415889-23-011952","document":"form4-08082023_090810.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1267813/000141588923011952/form4-08082023_090810.xml","form_type":"4"}},{"id":2042035,"issuer":{"id":83359,"kind":"organization","name":"MARINUS PHARMACEUTICALS, INC.","symbol":"MRNS"},"owners":[{"id":49091,"kind":"person","name":"Shafer Christina","position":1,"cik":"0001934412","reported_name":"Shafer Christina","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF COMMERCIAL OFFICER"}}],"security":"Stock Option (Right to Buy)","published_at":"2023-01-30T16:30:21.000Z","date":"2023-01-26","kind":"grant","acquired":true,"shares":78188,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option vests and becomes exercisable in 36 equal monthly installments beginning on February 26, 2023, subject to the reporting person's continued service with the Issuer."}],"balance_after":78188,"derivative":{"exercise_price":5.94,"expiration_date":"2033-01-26","underlying":"Common Stock","underlying_shares":78188},"source":{"system":"sec-edgar","filing":"0001415889-23-001566","document":"form4-01302023_090106.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1267813/000141588923001566/form4-01302023_090106.xml","form_type":"4"}},{"id":2042034,"issuer":{"id":83359,"kind":"organization","name":"MARINUS PHARMACEUTICALS, INC.","symbol":"MRNS"},"owners":[{"id":49091,"kind":"person","name":"Shafer Christina","position":1,"cik":"0001934412","reported_name":"Shafer Christina","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF COMMERCIAL OFFICER"}}],"security":"Common Stock","published_at":"2023-01-30T16:30:21.000Z","date":"2023-01-26","kind":"grant","acquired":true,"shares":17375,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the grant of restricted stock units (RSUs). The RSUs vest in three equal installments, with the first installment vesting on February 15, 2024, the second installment vesting on February 15, 2025, and the third installment vesting on February 15, 2026, subject to the reporting person's continued service with Marinus Pharmaceuticals, Inc. (the Issuer). Each RSU represents the right to receive one share of common stock of the Issuer."}],"balance_after":43022,"source":{"system":"sec-edgar","filing":"0001415889-23-001566","document":"form4-01302023_090106.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1267813/000141588923001566/form4-01302023_090106.xml","form_type":"4"}},{"id":2117683,"issuer":{"id":83359,"kind":"organization","name":"MARINUS PHARMACEUTICALS, INC.","symbol":"MRNS"},"owners":[{"id":49091,"kind":"person","name":"Shafer Christina","position":1,"cik":"0001934412","reported_name":"Shafer Christina","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Commercial Officer"}}],"security":"Common Stock","published_at":"2022-11-14T07:43:58.000Z","date":"2022-11-09","kind":"tax_withholding","acquired":false,"shares":1505,"price":4.7,"value":7073.5,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents 1,505 shares withheld to cover taxes associated with the November 9, 2022 vesting of 5,000 restricted stock awards."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents 1,505 shares withheld to cover taxes associated with the November 9, 2022 vesting of 5,000 restricted stock awards."}],"balance_after":25647,"source":{"system":"sec-edgar","filing":"0001104659-22-117734","document":"tm2230313-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1267813/000110465922117734/tm2230313-1_4seq1.xml","form_type":"4"}}]}