Exhibit 99.1 Absci Reports Business Updates and Fourth Quarter and Full Year 2023 Financial and Operating Results Initiated IND-enabling studies for ABS-101, a potential best-in-class anti-TL1A antibody Entered into collaboration with AstraZeneca for up to $247M in deal value, plus royalties Strengthened balance sheet raising approximately$86M in gross proceeds through underwritten common stock offering VANCOUVER, Wash. and NEW YORK, March 21, 2024 – Absci Corporation (Nasdaq: ABSI), a data-first generativ ...