PHILADELPHIA, Oct. 14, 2025 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical stage genetic medicines company focused on improving the lives of patients with neurodegenerative diseases, today announced that Will Chou, M.D., president and chief executive officer, will participate in a panel discussion during the Chardan 9 th Annual Genetic Medicines Conference on Tuesday, October 21, 2025 at 3:30 p.m. ET in New... Read More

PHILADELPHIA, Aug. 28, 2025 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical stage genetic medicines company focused on improving the lives of patients with neurodegenerative diseases, today announced that management will participate in the H.C. Wainwright 27th Annual Global Investment Conference being held from September 8-10, 2025 in New York City. Will Chou, M.D., president and chief executive officer,... Read More

Completed dosing of FTD-GRN Cohort 2 in upliFT-D study Reported updated interim data showing that PBFT02 continued to demonstrate robust, durable elevation in CSF PGRN levels and improvement in plasma NfL, a disease progression biomarker, compared to natural history Submitted amended upliFT-D study protocol to global trial sites and health authorities Cash runway into 1Q 2027 PHILADELPHIA, Aug. 12, 2025 (GLOBE NEWSWIRE) --... Read More

PHILADELPHIA, July 10, 2025 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (“ Passage Bio ” or the “ Company ”) (NASDAQ: PASG), a clinical-stage genetic medicines company focused on improving the lives of patients with neurodegenerative diseases, today announced that its Board of Directors (“ Board ”) has approved a reverse stock split of the company’s outstanding shares of common stock at a ratio of 1-for-20. The reverse stock split... Read More

PBFT02 continued to demonstrate robust, durable elevation in CSF PGRN levels and improvement in plasma NfL, a disease progression biomarker, compared to natural history Dose 2, 50% lower than Dose 1, substantially increased CSF PGRN levels at 30-days, reaching the upper limit of a healthy adult reference range Plan to amend upliFT-D protocol to include a prophylactic course of low dose anticoagulation and modify inclusion... Read More

Treated first FTD-GRN patient with Dose 2 PBFT02 and enrolled second patient; several additional patients being evaluated for trial eligibility Announced presentation of process development data of a high productivity, suspension-based manufacturing process for PBFT02 at American Society of Gene and Cell Therapy (ASGCT) 28 th Annual Meeting Cash runway into 1Q 2027 PHILADELPHIA, May 13, 2025 (GLOBE NEWSWIRE) -- Passage Bio,... Read More

Interim data from Dose 1 PBFT02 demonstrated durable, elevated CSF PGRN and early evidence of reduction in plasma NfL levels, a disease progression biomarker, as compared to published natural history Enrolled first FTD-GRN patient to be treated with Dose 2 PBFT02, 50% lower than Dose 1 Expect to report 12-month data from Dose 1 and interim safety and biomarker data from Dose 2 in 2H 2025; plan to seek regulatory feedback on... Read More

PHILADELPHIA, Feb. 26, 2025 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical stage genetic medicines company focused on improving the lives of patients with neurodegenerative diseases, today announced management will participate in the following upcoming investor conferences: TD Cowen 45 th Annual Health Care Conference Format: Management will participate in a presentation and investor meetings Date:... Read More

PBFT02 demonstrated durable, elevated CSF PGRN levels and early evidence of reduction in plasma NfL levels, a disease progression biomarker, compared to published natural history data Evaluating Dose 2, 50% lower than Dose 1, in subsequent FTD-GRN and FTD-C9orf72 patients to allow for dose exploration and support regulatory strategy Expect to report 12-month data from Dose 1 and interim safety and biomarker data from Dose 2... Read More

Enrolled 4 patients in Cohort 2 of the upliFT-D trial for FTD-GRN, with patient dosing advancing as planned; 12-month Cohort 1 and interim Cohort 2 data expected in 1H25 Updated interim data from Cohort 1 FTD-GRN showed PBFT02 was generally well-tolerated and elevated CSF progranulin levels for up to 12 months following treatment Highlighted robust preclinical data supporting PBFT02 as a potential best-in-class... Read More

PHILADELPHIA , Nov. 06, 2024 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical stage genetic medicines company focused on improving the lives of patients with neurodegenerative diseases, today announced that Will Chou, M.D., president and chief executive officer, will present at Guggenheim Securities Healthcare Innovation Conference on Wednesday, November 13, 2024 at 2:30 p.m. ET. A live webcast of the event... Read More

Preclinical data demonstrated that an AAV1 vector achieved superior human progranulin levels in the CSF as compared to AAV5 and AAVhu68 (an AAV9 variant) Nonclinical data showed PBFT02 improved lysosomal histopathology and reduced neuroinflammation in Grn knockout mice, and achieved widespread vector distribution throughout the nervous system in non-human primates Company delivered data during an oral presentation on... Read More

PHILADELPHIA, Sept. 23, 2024 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical stage genetic medicines company focused on improving the lives of patients with neurodegenerative diseases, today announced that Will Chou, M.D., president and chief executive officer, will present at Chardan’s 8 th Annual Genetic Medicines Conference on Tuesday, October 1, 2024 at 8:30 a.m. ET. A live webcast of the event will be... Read More

Interim safety and biomarker data from the upliFT-D trial in FTD-GRN demonstrated that Dose 1 of PBFT02 achieved robust levels of CSF progranulin in all treated Cohort 1 patients; elevated CSF progranulin levels were sustained up to 12 months post-treatment Dose 1 of PBFT02 continued to be well-tolerated in all patients who received a revised immunosuppression regimen Company to deliver the updated data during a poster... Read More

PHILADELPHIA, Sept. 10, 2024 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (Nasdaq: PASG), a clinical stage genetic medicines company focused on improving the lives of patients with neurodegenerative diseases, today announced the appointment of Tom Kassberg to the Board of Directors and his appointment to the Audit Committee. Mr. Kassberg is currently Chief Business Officer and Executive Vice President at Ultragenyx, a... Read More

PHILADELPHIA, Aug. 30, 2024 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical stage genetic medicines company focused on improving the lives of patients with neurodegenerative diseases, today announced that Will Chou, M.D., president and chief executive officer, will present at the H.C. Wainwright 26th Annual Global Investment Conference on Monday, September 9, 2024 at 7:00 a.m. ET. A live webcast of the event... Read More

Enrolled first FTD-GRN patient in Cohort 2 in upliFT-D trial Plan to present updated safety and biomarker data from Cohort 1 FTD-GRN patients treated with PBFT02 at 14th International Conference on Frontotemporal Dementias (ISFTD2024) in September 2024 Achieved alignment with Food and Drug Administration (FDA) on the company's proposed clinical development plans to expand the upliFT-D trial to assess PBFT02 in FTD patients... Read More

PHILADELPHIA, Aug. 06, 2024 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical-stage genetic medicines company focused on improving the lives of patients with neurodegenerative diseases, today announced that management will participate in the following upcoming investor conferences: Canaccord Genuity 44 th Annual Growth Conference Format: Management will participate in a presentation and investor meetings Date:... Read More

Granted exclusive, worldwide rights for the development and commercialization of PBGM01 for GM1 gangliosidosis, PBKR03 for Krabbe disease, and PBML04 for metachromatic leukodystrophy to GEMMA Biotherapeutics, a new company co-founded by Dr. James M. Wilson Entered new strategic research and collaboration agreement with GEMMA Biotherapeutics to advance genetic medicines for CNS indications, including Huntington’s disease... Read More

Agency feedback from Type C meeting process supports the company's proposed clinical development plans to expand the upliFT-D trial to assess PBFT02 in FTD patients with C9orf72 gene mutations Plan to initiate dosing of FTD-C9orf72 patients in 1H 2025 PHILADELPHIA, July 16, 2024 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical-stage genetic medicines company focused on improving the lives of patients with... Read More

PHILADELPHIA, June 05, 2024 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical-stage genetic medicines company focused on improving the lives of patients with neurodegenerative diseases, today announced that William Chou, M.D., president and chief executive officer, will present at the Goldman Sachs 45 th Annual Global Healthcare Conference on Wednesday, June 12, 2024 at 4:00 p.m. ET. A live webcast of the... Read More

PHILADELPHIA, May 21, 2024 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (Nasdaq: PASG), a clinical stage genetic medicines company focused on improving the lives of patients with neurodegenerative diseases, today announced Carrie Gordon, a sophomore at Drexel University, as the third recipient of its Tachi Yamada Scholarship award. The scholarship honors the legacy of Dr. Tachi Yamada, co-founder and former Chairman of the Passage... Read More

Updated interim data from the upliFT-D trial in FTD-GRN demonstrated that Dose 1 PBFT02 achieved consistent elevation of CSF progranulin at six months post-treatment in the two patients with longest follow-up Completed dosing of Cohort 1 (n=5) in upliFT-D trial; on track to deliver 6-month safety and biomarker data from Cohort 1 in 2H 2024 Plan to continue studying Dose 1 in Cohort 2 of upliFT-D trial; expect to initiate... Read More

PHILADELPHIA, April 22, 2024 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical-stage genetic medicines company focused on improving the lives of patients with neurodegenerative diseases, today announced that William Chou, M.D., president and chief executive officer, and Eden Fucci, senior vice president of technical operations, will participate in a virtual fireside chat at Chardan’s 8th Annual Genetic... Read More

$10,000 scholarship to be awarded to a rising junior with a life science major attending a Pennsylvania-based four-year college or university Scholarship application deadline is April 26 for the initial award in the fall of 2024 PHILADELPHIA, March 05, 2024 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (Nasdaq: PASG), a clinical-stage genetic medicines company focused on improving the lives of patients with neurodegenerative... Read More

Continued momentum in upliFT-D trial of PBFT02 for the treatment of patients with frontotemporal dementia (FTD) with granulin mutations (GRN) with clinical trial site expansion into Europe and seven global sites now activated Pursuing new indications for PBFT02, including adult neurodegenerative diseases FTD-C9orf72, amyotrophic lateral sclerosis (ALS) and Alzheimer’s disease Ended 2023 with robust balance sheet sufficient... Read More

PHILADELPHIA, Feb. 27, 2024 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical-stage genetic medicines company focused on improving the lives of patients with neurodegenerative diseases, today announced that management will participate in the following upcoming investor conferences: TD Cowen 44th Annual Health Care Conference Format: Management will participate in a panel and investor meetings Date: Tuesday,... Read More

PHILADELPHIA, Jan. 31, 2024 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical-stage genetic medicines company focused on improving the lives of patients with neurodegenerative diseases, today announced that William Chou, M.D., president and chief executive officer, will participate in a fireside chat at Guggenheim Healthcare Talks 6 th Annual Biotechnology Conference on Thursday, February 8, 2024 at 10:00 a.m.... Read More

Dose 1 of PBFT02 achieved supraphysiologic CSF progranulin levels in each of the first three treated patients at 30 days after treatment Elevated progranulin levels were sustained at up to six months post-treatment Dose 1 of PBFT02 was generally well-tolerated in patients who received an enhanced steroid regimen for immunosuppression Pipeline to focus on continued advancement of PBFT02 in FTD-GRN and explore PBFT02 in... Read More

PHILADELPHIA, Nov. 17, 2023 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (Nasdaq: PASG), a clinical-stage genetic medicines company focused on developing transformative therapies for central nervous system (CNS) disorders, today announced it has granted an inducement award to a new employee. Passage Bio granted options to purchase 10,400 shares of common stock to this employee as material inducement to employment in accordance with... Read More

On track to present initial safety and biomarker data from three Cohort 1 patients in global Phase 1/2 upliFT-D trial of PBFT02 for the treatment of patients with frontotemporal dementia (FTD) with granulin mutations (GRN) in Q4 2023 Expect to report initial safety and biomarker data from Dose 3 patients in global Phase 1/2 Imagine-1 clinical trial for gangliosidosis (GM1) in mid-2024 Robust balance sheet to support... Read More

PHILADELPHIA, Oct. 30, 2023 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical stage genetic medicines company focused on developing transformative therapies for central nervous system (CNS) disorders, today announced that William Chou, M.D., president and chief executive officer, will participate in a fireside chat at Guggenheim’s 5 th Annual Inflammation, Neurology & Immunology Conference on Monday, November... Read More

PHILADELPHIA, Oct. 20, 2023 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (Nasdaq: PASG), a clinical-stage genetic medicines company focused on developing transformative therapies for central nervous system (CNS) disorders, today announced it has granted inducement awards to new employees. Passage Bio granted options to purchase 50,000 shares of common stock to these employees as material inducement to employment in accordance with... Read More

PHILADELPHIA, Sept. 25, 2023 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical stage genetic medicines company focused on developing transformative therapies for central nervous system (CNS) disorders, today announced that William Chou, M.D., president and chief executive officer, will participate in a fireside chat at Chardan’s 7th Annual Genetic Medicines Conference on Monday, October 2, 2023 at 5:00 p.m ET.... Read More

Reported promising interim data from Cohorts 1-4 in the Imagine-1 clinical trial for GM1 gangliosidosis (GM1); PBGM01 continued to have a favorable safety profile and dose-dependent effects on key CSF biomarkers Dose 2 of PBGM01 was able to achieve healthy control levels of CSF β-Gal activity and GM1 gangliosides, with response durable up to 12 months Treated first patient at Dose 3 in Imagine-1 clinical trial in July 2023;... Read More

Interim safety data up to 28 months showed Dose 1 and 2 of PBGM01 were well tolerated and had a favorable safety and immunological profile Dose 2 resulted in substantial improvements in key CSF biomarkers and was able to achieve normal levels of CSF β-Gal activity and GM1 gangliosides, similar to healthy controls Dose 2 biomarker responses demonstrated durability up to 12 months after treatment Imagine-1 study participants... Read More

PHILADELPHIA, Aug. 01, 2023 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical-stage genetic medicines company focused on developing transformative therapies for central nervous system (CNS) disorders, today announced that management will participate in the following upcoming investor conferences: Wedbush PacGrow Healthcare Conference Format: Management will participate in investor meetings Date: Tuesday,... Read More

PHILADELPHIA, July 31, 2023 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (Nasdaq: PASG), a clinical-stage genetic medicines company focused on developing transformative therapies for central nervous system (CNS) disorders, today announced the appointment of Dolan Sondhi, Ph.D., to the Board of Directors and her appointment to the Nominating and Corporate Governance Committee. Dr. Sondhi is currently Professor of Research in the... Read More

PHILADELPHIA, June 05, 2023 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical stage genetic medicines company focused on developing transformative therapies for central nervous system (CNS) disorders, today announced that William Chou, M.D., president and chief executive officer, will participate in a fireside chat at the Goldman Sachs 44th Annual Global Healthcare Conference on Monday, June 12, 2023 at 3:20... Read More

On track to report interim clinical data for two lead programs, PBGM01 for GM1 gangliosidosis and PBFT02 for frontotemporal dementia (FTD), in 2023 Submitted protocol amendment to regulatory authorities for Imagine-1 study for GM1 gangliosidosis to treat patients at a third, higher dose; expect to dose first patient at Dose 3 in second half of 2023 Continued momentum in upliFT-D trial for FTD with four global trial sites now... Read More

PHILADELPHIA, May 04, 2023 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (Nasdaq: PASG), a clinical-stage genetic medicines company focused on developing transformative therapies for central nervous system (CNS) disorders, has announced Nicolette “Nikki” Evich, a sophomore at The Schreyer Honors College at The Pennsylvania State University, as the second recipient of its Tachi Yamada Scholarship award. The scholarship honors the... Read More

PHILADELPHIA, April 21, 2023 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (Nasdaq: PASG), a clinical-stage genetic medicines company focused on developing transformative therapies for central nervous system (CNS) disorders, today announced it has granted an inducement award to a new employee. Passage Bio granted options to purchase 82,000 shares of common stock to this employee as material inducement to employment in accordance... Read More

PHILADELPHIA, April 17, 2023 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical stage genetic medicines company focused on developing transformative therapies for central nervous system (CNS) disorders, today announced that William Chou, M.D., chief executive officer, and Alex Fotopoulos, chief technical officer, will participate in a virtual fireside chat at Chardan’s 7th Annual Genetic Medicines and Cell... Read More

PHILADELPHIA, March 27, 2023 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical stage genetic medicines company focused on developing transformative therapies for central nervous system (CNS) disorders, today announced that William Chou, M.D., chief executive officer, will participate in a fireside chat at the upcoming Guggenheim Healthcare Talks: Genomic Medicines and Rare Disease Days on Monday, April 3, 2023... Read More

Presented additional interim data at 19 th Annual WORLDSymposium™ showing PBGM01 continued to demonstrate a biological effect in first six patients in Imagine-1 study for GM1 gangliosidosis; initial safety and biomarker data from Cohort 4 expected in mid-2023 Planned expansion of Imagine-1 study to treat patients at a higher dose; expect to dose first patient in second half of 2023 Plan to report initial safety and biomarker... Read More

$10,000 scholarship to be awarded to a rising junior with a life science major attending a Pennsylvania-based four-year college or university Scholarship application deadline is April 1 for the initial award in the fall of 2023 PHILADELPHIA, March 01, 2023 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (Nasdaq: PASG), a clinical-stage genetic medicines company focused on developing transformative therapies for central nervous system... Read More

PHILADELPHIA, Feb. 28, 2023 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical-stage genetic medicines company focused on developing transformative therapies for central nervous system (CNS) disorders, today announced that William Chou, M.D., chief executive officer, will participate in an Orphan Neuro corporate panel discussion at the upcoming Cowen 43rd Annual Health Care Conference on Tuesday, March 7, 2023... Read More

PHILADELPHIA, Feb. 27, 2023 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (NASDAQ: PASG), a clinical-stage genetic medicines company focused on developing transformative therapies for central nervous system (CNS) disorders, today announced that it will host a conference call and live webcast at 8:30 a.m. ET on Monday, March 6, 2023 to report its fourth quarter and full-year 2022 financial results and discuss recent business... Read More

Additional interim biomarker and efficacy data from first six patients continue to demonstrate both the high and low dose of PBGM01 led to a biological effect in patients PBGM01 administration resulted in stabilization of MRI severity scores in all treated patients through 6 to twelve months of follow-up PHILADELPHIA, Feb. 24, 2023 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (Nasdaq: PASG), a clinical-stage genetic medicines... Read More

Updated interim data from first six patients in Phase 1/2 Imagine-1 study of PBGM01 for GM1 Gangliosidosis to be shared in oral platform and poster presentations PHILADELPHIA, Feb. 15, 2023 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (Nasdaq: PASG), a clinical-stage genetic medicines company focused on developing transformative therapies for central nervous system (CNS) disorders, today announced its participation at the 19 t h... Read More

PHILADELPHIA, Jan. 20, 2023 (GLOBE NEWSWIRE) -- Passage Bio, Inc. (Nasdaq: PASG), a clinical-stage genetic medicines company focused on developing transformative therapies for central nervous system (CNS) disorders, today announced it has granted an inducement award to a new employee. Passage Bio granted options to purchase 7600 shares of common stock to this employee as material inducement to employment in accordance with... Read More