{"url_path":"/sec/pasg/8-k/2026-06-24/cover-page","section_key":"cover-page","section_title":"Cover Page","topic":"sec","document":{"doc_type":"8-K","doc_date":"2026-06-24","source_url":"https://www.sec.gov/Archives/edgar/data/1787297/0001104659-26-077306-index.html","accession_number":"0001104659-26-077306","cik":"0001787297","ticker":"PASG","issuer_name":"Passage BIO, Inc.","edgar_url":"https://www.sec.gov/Archives/edgar/data/1787297/0001104659-26-077306-index.html","primary_entity_key":"0001787297","primary_entity_name":"Passage BIO, Inc."},"word_count":367,"has_tables":true,"body_markdown":"false\n0001787297\n\n0001787297\n\n2026-06-23\n2026-06-23\n\niso4217:USD\n\nxbrli:shares\n\niso4217:USD\n\nxbrli:shares\n\n \n\n \n\n**UNITED STATES**\n\n**SECURITIES AND EXCHANGE COMMISSION**\n\n**WASHINGTON, D.C. 20549**\n\n \n\n \n\n**FORM\n8-K**\n\n \n\n \n\n**CURRENT REPORT**\n\n**Pursuant to Section\n13 or 15(d)**\n\n**of the Securities\nExchange Act of 1934**** **\n\n \n\n**Date of Report (Date of earliest event reported):\nJune 23, 2026**\n\n \n\n \n\n**PASSAGE\nBIO, INC.**\n\n**(Exact name of registrant as specified in its\ncharter)**\n\n \n\n \n\n**Delaware**\n**001-39231**\n**82-2729751**\n\n**(State or other jurisdiction of**\n\n**incorporation or organization)**\n**(Commission\nFile Number)**\n**(I.R.S. Employer\nIdentification No.)**\n\n \n\n**Address Not Applicable1**\n**ZIP Code\nNot Applicable**\n\n**(Address of principal\nexecutive offices)**\n**(Zip Code)**\n\n \n\n**(267****)\n866-0311**\n\n**(Registrant’s telephone number, including\narea code)**\n\n \n\n**N/A**\n\n**(Former name or former address, if changed\nsince last report.)**\n\n \n\n \n\nCheck the appropriate box below if the Form 8-K\nfiling is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:\n\n \n\nxWritten\ncommunications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)\n\n \n\n¨Soliciting\nmaterial pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)\n\n \n\n¨Pre-commencement\ncommunications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))\n\n \n\n¨Pre-commencement\ncommunications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))\n\n \n\nSecurities registered\npursuant to Section 12(b) of the Act:\n\n \n\n**Title\nof each class**\n \n**Trading\nSymbol(s)**\n \n**Name\nof each exchange on which registered**\n\nCommon\nStock, $0.0001 par value per share\n \nPASG\n \nThe\nNasdaq Stock Market LLC\n\n(Nasdaq Capital Market)\n\n \n\nIndicate by check mark whether the\nregistrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule\n12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).\n\n \n\nEmerging\ngrowth company ¨\n\n \n\nIf\nan emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying\nwith any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨\n\n \n\n \n\n1 We are a remote-only company. Accordingly, we do not maintain a headquarters. For purposes of compliance with applicable\nrequirements of the Securities Act and Securities Exchange Act of 1934, as amended, any stockholder communication required to be sent\nto our principal executive offices may be directed to P.O. Box 7, Hopewell, New Jersey 08525."}