Idorsia successfully completes the offering of new shares thereby securing funding for the company’s growth plan - Seite 2

Headquartered in Switzerland - a biotech-hub of Europe - Idorsia is specialized in the discovery and development of small molecules, to transform the horizon of therapeutic options. Idorsia has a broad portfolio of innovative drugs in the pipeline, an experienced team, a fully-functional research center, and a strong balance sheet – the ideal constellation to bringing R&D efforts to business success.

Idorsia was listed on the SIX Swiss Exchange (ticker symbol: IDIA) in June 2017 and has over 800 highly qualified specialists dedicated to realizing our ambitious targets.

For further information, please contact
Andrew C. Weiss
Senior Vice President, Head of Investor Relations & Corporate Communications
Idorsia Pharmaceuticals Ltd, Hegenheimermattweg 91, CH-4123 Allschwil
[phone]
www.idorsia.com

This press release is for information purposes only and is not intended to constitute or form a part of any offer or solicitation to purchase or subscribe for securities in the United States of America, Australia, Canada, Japan, or any other jurisdiction. The securities mentioned herein have not been and will not be registered under the US Securities Act of 1933 ("Securities Act") and may not be offered or sold within the United States of America except pursuant to an applicable exemption from, or in a transaction not subject to, the registration requirements of the Securities Act. There will be no public offering of any of Idorsia’s securities in the United States of America or in any other jurisdiction.

The offers referred to herein, when made in member states of the European Economic Area ("EEA") and the United Kingdom, is only addressed to and directed to “qualified investors” within the meaning of Article 2(e) the Prospectus Regulation ("Qualified Investors"). For these purposes, the expression "Prospectus Regulation" means Regulation (EU) 2017/1129 of the European Parliament and of the Council of 14 June 2017 on the prospectus to be published when securities are offered to the public or admitted to trading on a regulated market, and repealing Directive 2003/71/EC, and includes any relevant delegated regulations.