Exhibit 99.1 Gain Therapeutics Reports Financial Results for First Quarter 2024 and Provides Corporate Update BETHESDA, Md., May 14, 2024 – Gain Therapeutics, Inc. (Nasdaq: GANX) (“Gain”, or the “Company”), a clinical-stage biotechnology company leading the discovery and development of the next generation of allosteric small molecule therapies, today reports financial results for the quarter ended March 31, 2024, and provides a corporate update. Corporate Highlights from Q1 2024 to Date ● Announced Positive ...