{"transactions":[{"id":700640,"issuer":{"id":2375,"kind":"organization","name":"PROTHENA CORP PUBLIC LTD CO","symbol":"PRTA"},"owners":[{"id":27757,"kind":"person","name":"Zago Wagner M.","position":1,"cik":"0001708681","reported_name":"Zago Wagner M.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Restricted Stock Units","published_at":"2026-07-31T00:34:47.000Z","date":"2026-07-28","kind":"exercise","planned":false,"acquired":false,"shares":51000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F2","text":"These RSUs reported in Table II were granted to the Reporting Person on July 28, 2025 as part of an aggregate award of 85,000 RSUs and initially reported in Table I of the Form 4 filed on July 30, 2025, because they were solely settleable in shares at the time of grant. These RSUs are being moved to Table II as of this Form 4."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents the contingent right to receive one share of the Issuer's Ordinary Shares upon vesting."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"These RSUs reported in Table II are fully vested as of July 28, 2026 (the one-year anniversary of the grant date). The remainder of the 85,000 RSUs reported in Table I (34,000 RSUs) are subject to vesting."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"These RSUs reported in Table II are fully vested as of July 28, 2026 (the one-year anniversary of the grant date). The remainder of the 85,000 RSUs reported in Table I (34,000 RSUs) are subject to vesting."}],"balance_after":0,"derivative":{"underlying":"Ordinary Shares","underlying_shares":51000},"source":{"system":"sec-edgar","filing":"0000905148-26-003417","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1708681/000090514826003417/form4.xml","form_type":"4"}},{"id":700639,"issuer":{"id":2375,"kind":"organization","name":"PROTHENA CORP PUBLIC LTD CO","symbol":"PRTA"},"owners":[{"id":27757,"kind":"person","name":"Zago Wagner M.","position":1,"cik":"0001708681","reported_name":"Zago Wagner M.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Ordinary Shares, par value $0.01 per 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Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2026-03-05T21:51:15.000Z","date":"2026-03-03","kind":"grant","planned":false,"acquired":true,"shares":190000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The shares subject to the option will vest and become exercisable as to 25% of the total number of shares subject to the option on March 3, 2027, and with respect to 1/48th of the total number of shares subject to the option in successive, equal monthly installments on each monthly anniversary thereafter, subject to the Reporting Person's continued employment with the Issuer on each such vesting date."}],"balance_after":190000,"derivative":{"exercise_price":9.36,"expiration_date":"2036-03-03","underlying":"Ordinary 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share","published_at":"2025-07-30T21:52:29.000Z","date":"2025-07-28","kind":"grant","planned":false,"acquired":true,"shares":85000,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":85000,"source":{"system":"sec-edgar","filing":"0000905148-25-002662","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1708681/000090514825002662/form4.xml","form_type":"4"}},{"id":1217467,"issuer":{"id":2375,"kind":"organization","name":"PROTHENA CORP PUBLIC LTD CO","symbol":"PRTA"},"owners":[{"id":27757,"kind":"person","name":"Zago Wagner M.","position":1,"cik":"0001708681","reported_name":"Zago Wagner M.","relationship":{"officer":true,"officer_title":"Chief Scientific Officer"}}],"security":"Stock Option (Right to 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Shares","underlying_shares":107500},"source":{"system":"sec-edgar","filing":"0000905148-25-000890","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1708681/000090514825000890/form4.xml","form_type":"4"}},{"id":1610081,"issuer":{"id":2375,"kind":"organization","name":"PROTHENA CORP PUBLIC LTD CO","symbol":"PRTA"},"owners":[{"id":27757,"kind":"person","name":"Zago Wagner M.","position":1,"cik":"0001708681","reported_name":"Zago Wagner M.","relationship":{"officer":true,"officer_title":"Chief Scientific Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2024-03-01T02:11:54.000Z","date":"2024-02-27","kind":"grant","planned":false,"acquired":true,"shares":85000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The shares subject to the option will vest and become exercisable as to 25% of the total number of shares subject to the option on February 27, 2025, and with respect to 1/48th of the total number of shares subject to the option in successive, equal monthly installments on each monthly anniversary thereafter, subject to the Reporting Person's continued employment with the Issuer on each such vesting date."}],"balance_after":85000,"derivative":{"exercise_price":30.3,"expiration_date":"2034-02-27","underlying":"Ordinary Shares","underlying_shares":85000},"source":{"system":"sec-edgar","filing":"0000905148-24-000841","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1708681/000090514824000841/form4.xml","form_type":"4"}},{"id":1817949,"issuer":{"id":2375,"kind":"organization","name":"PROTHENA CORP PUBLIC LTD CO","symbol":"PRTA"},"owners":[{"id":27757,"kind":"person","name":"Zago Wagner M.","position":1,"cik":"0001708681","reported_name":"Zago Wagner 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to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 7, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The transaction was executed in multiple trades in prices ranging from $67.92 to $68.39, inclusive."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001140361-23-037713","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1708681/000114036123037713/form4.xml","form_type":"4"}},{"id":1817947,"issuer":{"id":2375,"kind":"organization","name":"PROTHENA CORP PUBLIC LTD CO","symbol":"PRTA"},"owners":[{"id":27757,"kind":"person","name":"Zago Wagner M.","position":1,"cik":"0001708681","reported_name":"Zago Wagner M.","relationship":{"officer":true,"officer_title":"Chief Scientific Officer"}}],"security":"Ordinary Shares, par value $0.01 per 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The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the ranges set forth in footnotes 2 through 3 of this Form 4."}],"balance_after":229,"source":{"system":"sec-edgar","filing":"0001140361-23-037713","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1708681/000114036123037713/form4.xml","form_type":"4"}},{"id":1817946,"issuer":{"id":2375,"kind":"organization","name":"PROTHENA CORP PUBLIC LTD CO","symbol":"PRTA"},"owners":[{"id":27757,"kind":"person","name":"Zago Wagner M.","position":1,"cik":"0001708681","reported_name":"Zago Wagner M.","relationship":{"officer":true,"officer_title":"Chief Scientific Officer"}}],"security":"Ordinary Shares, par value $0.01 per 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The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the ranges set forth in footnotes 2 through 3 of this Form 4."}],"balance_after":1009,"source":{"system":"sec-edgar","filing":"0001140361-23-033192","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1708681/000114036123033192/form4.xml","form_type":"4"}},{"id":1836362,"issuer":{"id":2375,"kind":"organization","name":"PROTHENA CORP PUBLIC LTD CO","symbol":"PRTA"},"owners":[{"id":27757,"kind":"person","name":"Zago Wagner M.","position":1,"cik":"0001708681","reported_name":"Zago Wagner M.","relationship":{"officer":true,"officer_title":"Chief Scientific Officer"}}],"security":"Ordinary Shares, par value $0.01 per 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The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the ranges set forth in footnotes 2 through 4 of this Form 4."}],"balance_after":16057,"source":{"system":"sec-edgar","filing":"0001140361-23-028870","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1708681/000114036123028870/form4.xml","form_type":"4"}},{"id":1863974,"issuer":{"id":2375,"kind":"organization","name":"PROTHENA CORP PUBLIC LTD CO","symbol":"PRTA"},"owners":[{"id":27757,"kind":"person","name":"Zago Wagner M.","position":1,"cik":"0001708681","reported_name":"Zago Wagner M.","relationship":{"officer":true,"officer_title":"Chief Scientific Officer"}}],"security":"Ordinary Shares, par value $0.01 per 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The price reported in Column 4 above reflects the weighted average sale price. The reporting person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001567619-21-012571","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1708681/000156761921012571/doc1.xml","form_type":"4"}},{"id":2655909,"issuer":{"id":2375,"kind":"organization","name":"PROTHENA CORP PUBLIC LTD CO","symbol":"PRTA"},"owners":[{"id":27757,"kind":"person","name":"Zago Wagner M.","position":1,"cik":"0001708681","reported_name":"Zago Wagner M.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Ordinary Shares, par value $0.01 per share","published_at":"2021-06-24T20:38:51.000Z","date":"2021-06-22","kind":"sale","acquired":false,"shares":18101,"price":47.8149,"value":865497.5049000001,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transactions reported in the Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The transaction was executed in multiple trades in prices ranging from $47.31 to $48.30, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The reporting person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":5203,"source":{"system":"sec-edgar","filing":"0001567619-21-012571","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1708681/000156761921012571/doc1.xml","form_type":"4"}},{"id":2655908,"issuer":{"id":2375,"kind":"organization","name":"PROTHENA CORP PUBLIC LTD CO","symbol":"PRTA"},"owners":[{"id":27757,"kind":"person","name":"Zago Wagner M.","position":1,"cik":"0001708681","reported_name":"Zago Wagner M.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Ordinary Shares, par value $0.01 per share","published_at":"2021-06-24T20:38:51.000Z","date":"2021-06-22","kind":"sale","acquired":false,"shares":26106,"price":46.2743,"value":1208036.8758,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transactions reported in the Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The transaction was executed in multiple trades in prices ranging from $46.03 to $46.89, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The reporting person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":23304,"source":{"system":"sec-edgar","filing":"0001567619-21-012571","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1708681/000156761921012571/doc1.xml","form_type":"4"}},{"id":2655907,"issuer":{"id":2375,"kind":"organization","name":"PROTHENA CORP PUBLIC LTD CO","symbol":"PRTA"},"owners":[{"id":27757,"kind":"person","name":"Zago Wagner M.","position":1,"cik":"0001708681","reported_name":"Zago Wagner M.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Ordinary Shares, par value $0.01 per share","published_at":"2021-06-24T20:38:51.000Z","date":"2021-06-22","kind":"sale","acquired":false,"shares":65840,"price":45.4169,"value":2990248.696,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transactions reported in the Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The transaction was executed in multiple trades in prices ranging from $45.015 to $46.00, inclusive. 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