UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K/A

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the Month of June 2019

Commission File Number: 001-37993

OBSEVA SA

(Translation of registrant’s name into English)

Chemin des Aulx, 12

1228 Plan-les-Ouates

Geneva, Switzerland

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

☒  Form 20-F            ☐  Form 40-F

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):  ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):  ☐

EXPLANATORY NOTE

ObsEva SA (the “Company”) is amending its Report on Form 6-K furnished to the U.S. Securities and Exchange Commission (the “Commission”) on August 7, 2019 (the “Form 6-K”) solely to include the Interactive Data File with respect to the unaudited condensed consolidated financial statements included in the Form 6-K.

Except as expressly set forth above, this amendment to the Form 6-K does not amend, update or restate the information furnished on the Form 6-K or reflect any events that have occurred since the Form 6-K was originally filed.

EXHIBITS INDEX TO FORM 6-K/A

Exhibit Number	Description
101.INS	XBRL Instance Document
101.SCH	XBRL Taxonomy Extension Schema Document
101.CAL	XBRL Taxonomy Extension Calculation Linkbase Document
101.DEF	XBRL Taxonomy Extension Definition Linkbase Document
101.LAB	XBRL Taxonomy Extension Label Linkbase Document
101.PRE	XBRL Taxonomy Extension Presentation Linkbase Document

This Report on Form 6-K/A shall be deemed to be incorporated by reference into the Registration Statements on Form F-3, as amended and supplemented (Registration Statement Nos. 333-233069, 333-222820 and 333-221462) of the Company (including any prospectuses forming a part of such registration statements) and to be a part thereof from the date on which this Report is filed, to the extent not superseded by documents or reports subsequently filed or furnished.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	ObsEva SA
Date: August 9, 2019	By:	/s/ Ernest Loumaye
		Name	Ernest Loumaye
		Title:	Chief Executive Officer