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The reporting person undertakes to provide the staff of the Securities and Exchange Commission, the issuer or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price within the range."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 413,312 shares of the issuer's common stock, par value $0.0001 per share, distributed by Sera Medicines, LLC to certain of its limited partners, including the reporting person, for no consideration in a pro-rata in-kind distribution."}],"balance_after":467969,"source":{"system":"sec-edgar","filing":"0001193125-26-394357","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2027962/000119312526394357/ownership.xml","form_type":"4"}},{"id":746520,"issuer":{"id":5064,"kind":"organization","name":"Climb Bio, Inc.","symbol":"CLYM"},"owners":[{"id":40580,"kind":"person","name":"Thomas Stephen Basil","position":1,"cik":"0002027962","reported_name":"Thomas Stephen Basil","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2026-06-08T22:28:07.000Z","date":"2026-06-05","kind":"grant","planned":false,"acquired":true,"shares":40000,"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 on the earlier of June 5, 2027 or the date immediately prior to the date of the next annual meeting of stockholders, subject to the reporting person's continued service through such date."}],"balance_after":40000,"derivative":{"exercise_price":10.55,"expiration_date":"2036-06-04","underlying":"Common Stock","underlying_shares":40000},"source":{"system":"sec-edgar","filing":"0001193125-26-262273","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2027962/000119312526262273/ownership.xml","form_type":"4"}},{"id":877664,"issuer":{"id":5064,"kind":"organization","name":"Climb Bio, Inc.","symbol":"CLYM"},"owners":[{"id":40580,"kind":"person","name":"Thomas Stephen Basil","position":1,"cik":"0002027962","reported_name":"Thomas Stephen Basil","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-27T21:05:03.000Z","date":"2026-02-26","kind":"sale","planned":true,"acquired":false,"shares":16313,"price":7.006,"value":114288.878,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"These transactions were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on October 14, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported is a weighted average price. 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