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Pursuant to the Issuer's equity incentive plan, an award recipient's tax withholding obligations must be funded by a \"sell to cover\" transaction."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The reported price in Column 4 is a weighted average price. These shares were sold as part of a block trade for multiple security holders of the Issuer in multiple transactions at prices ranging from $18.13 to $19.3061 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote 4 with regard to the block trade."}],"balance_after":6524,"source":{"system":"sec-edgar","filing":"0001949693-26-000001","document":"form4-01122026_090148.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1949693/000194969326000001/form4-01122026_090148.xml","form_type":"4"}},{"id":941165,"issuer":{"id":7829,"kind":"organization","name":"Passage BIO, Inc."},"owners":[{"id":58906,"kind":"person","name":"Chou William","position":1,"cik":"0001949693","reported_name":"Chou William","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"PRESIDENT AND CEO"}}],"security":"Common 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