EXHIBIT 99.1 Galapagos increases share capital through subscription right exercises Mechelen, Belgium; 20 March 2023, 21.01 CET; regulated information – Galapagos NV (Euronext & NASDAQ: GLPG) announces a share capital increase arising from subscription right exercises. Galapagos issued 61,560 new ordinary shares on 20 March 2023, for a total capital increase (including issuance premium) of EUR 1,769,850.00. In accordance with Belgian transparency legislation, Galapagos also wishes to note that its total sha ...

Galapagos NV (NASDAQ:GLPG) Q4 2022 Earnings Conference Call February 24, 2023 8:00 AM ET Company Participants Sofie Van Gijsel - Senior Director of Investor Relations Paul Stoffels - Chief Executive Officer Bart Filius - Chief Operating Officer & President Daniele D’Ambrosio - Head of Immunology Michele Manto - Chief Commercial Officer Conference Call Participants Phil Nadeau - Cowen Peter Verdult - Citi Brian Abrahams - RBC Capital Markets Rosie Turner - Jefferies Dane Leone - Raymond James Suzanne van Voo ...