All primary endpoints of the study were met, with ACI-7104 shown to be generally safe and well tolerated Strong immunogenicity demonstrated, with 100% response rate after three immunizations Clear antibody penetration into the cerebrospinal fluid (CSF) and signals for target engagement Discussions with FDA regarding future development path planned for early 2027 AC Immune to host webcast & conference call today at 10:00am EDT / 16:00 CEST details below Lausanne, Switzerland, September 23, 2026 – AC Immune SA (NASDAQ: ACIU), a clinical-stage biopharmaceutical company developing targeted therapeutics for neurodegenerative diseases, today announced positive safety and immunogenicity results through week-100 in Part 1 of VacSYn, its randomized, double-blind, placebo-controlled Phase 2 trial of ACI-7104 in patients with early-stage Parkinson's disease (PD). The study is being conducted in two parts with the... Read more





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