ObsEva SA: ObsEva to Increase Issued Share Capital by Creating Additional Treasury Shares Geneva, Switzerland and Boston, MA - Thursday 11 February, 2021 - ObsEva SA (NASDAQ: OBSV / SIX: OBSN), a Swiss clinical-stage biopharmaceutical company focused on the development and commercialization of novel therapeutics for serious conditions that compromise a woman's reproductive health and pregnancy, announced today that its board of directors approved on February 10, 2021 an increase of its share capital from 69,629,347 to 81,220,471 through the issue of 11,591,124 new registered shares at an issue price of 1/13 of a Swiss Franc each, after registration of 3,406,480 new shares issued out of the company's conditional share capital. The 11,591,124 new shares, to be issued out of the company's authorized capital, will be fully subscribed for by ObsEva USA Inc., its 100% wholly owned subsidiary, and listed on the SIX Swiss Exchange on or around February 18, 2021. The transaction has been decided to provide the group with additional treasury shares that can be used in the future to raise funds in an efficient manner, as well as for the equity plans of the company and its subsidiaries.