ObsEva SA to Hold First Quarter 2018 Financial Results and Business Update Call on May 16, 2018

Geneva, Switzerland and Boston, MA - May 8, 2018- ObsEva SA (NASDAQ: OBSV), a 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, today announced that it will release its first quarter 2018 financial results on the morning of Wednesday, May 16, 2018.  ObsEva management will host an investment community conference call at 8 a.m. Eastern Time, 2 p.m. Central European Time, on May 16, 2018 to discuss these financial results and provide a corporate update.

Investors may participate by dialing (844) 419-1772 for U.S. callers and (213) 660-0921 for international callers, and referring to conference ID 5663506. A webcast of the conference call can be accessed under the "Investors" section of ObsEva's website www.obseva.com.

About ObsEva
ObsEva is a clinical-stage biopharmaceutical company focused on the clinical development and commercialization of novel therapeutics for serious conditions that compromise a woman's reproductive health and pregnancy. Through strategic in-licensing and disciplined drug development, ObsEva has established a late-stage clinical pipeline with development programs focused on treating endometriosis, uterine fibroids, preterm labor and improving IVF outcomes. ObsEva is listed on the NASDAQ Global Select Market and is trading under the ticker symbol "OBSV". For more information, please visit www.ObsEva.com.

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Media Contact:
Marion Janic
RooneyPartners LLC
[email protected]
212-223-4017

Company Contact:
CEO Office contact
Shauna Dillon
[email protected]
+41 22 552 1550

Investor Contact:
Mario Corso
Senior Director, Investor Relations
[email protected]
Office   857-972-9347
Mobile 781-366-5726

Attachment

• Press release.pdf