ObsEva SA: ObsEva Announces Management Change

Ad hoc announcement pursuant to Art. 53 LR of the SIX Swiss Exchange

GENEVA, Switzerland - October 29, 2021 - ObsEva SA (NASDAQ: OBSV) (SIX: OBSN), a biopharmaceutical company developing and commercializing novel therapies to improve women's reproductive health, today announced that current Chief Financial Officer David Renas will be stepping down from his position for personal reasons, effective January 5, 2022. ObsEva has retained an executive search firm to assist the Company's Board of Directors with identifying a new Chief Financial Officer.

"On behalf of the Board of Directors and Executive team, I would like to thank Dave for his contributions to the Company over the past year and wish him all the best for the future, "said Brian O'Callaghan, CEO of ObsEva.

David Renas added, "It has been my pleasure working with ObsEva during this exciting time for the company. I look forward to following their continued progress as they move toward commercialization."

About ObsEva
ObsEva is a biopharmaceutical company developing and commercializing novel therapies to improve women'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 new therapies for the treatment of uterine fibroids, endometriosis, and preterm labor. ObsEva is listed on the Nasdaq Global Select Market and is traded under the ticker symbol "OBSV" and on the SIX Swiss Exchange where it is traded under the ticker symbol "OBSN". For more information, please visit www.ObsEva.com.

Cautionary Note Regarding Forward-Looking Statements
Any statements contained in this press release that do not describe historical facts may constitute forward-looking statements as that term is defined in the Private Securities Litigation Reform Act of 1995. These statements may be identified by words such as "believe", "expect", "may", "plan", "potential", "will", and other similar expressions, and are based on ObsEva's current beliefs and expectations. These statements involve risks and uncertainties that could cause actual results to differ materially from those reflected in such statements. Risks and uncertainties that may cause actual results to differ materially include uncertainties inherent in the conduct of clinical trials and clinical development, including the risk that the results of earlier clinical trials may not be predictive of the results of later stage clinical trials, related interactions with regulators, ObsEva's reliance on third parties over which it may not always have full control, the impact of the novel coronavirus outbreak, and other risks and uncertainties that are described in the Risk Factors section of ObsEva's Annual Report on Form 20-F for the year ended December 31, 2020 filed with Securities and Exchange Commission. Any forward-looking statements speak only as of the date of this press release and are based on information available to ObsEva as of the date of this release, and ObsEva assumes no obligation to, and does not intend to, update any forward-looking statements, whether as a result of new information, future events or otherwise.

For further information, please contact:

CEO Office contact
Shauna Dillon
[e-mail]
[phone]

Investor Contact
Joyce Allaire
[e-mail]
[phone]

Attachment

• Press release in pdf (https://ml-eu.globenewswire.com/Resource/Download/85058cf9-e00e-423d-8c40-166912a25daf)