Invitation to Idorsia's nine-month results 2017 webcast and conference call

Idorsia will publish its financial results for the first nine months of 2017 on 

Tuesday 24 October 2017
at 07:00 hrs CEST

An investor conference call and webcast will be held to discuss the results on the same day at
15:00 CEST / 14:00 BST / 09:00 AM EDT.

It will start with presentations by senior management followed by a Q&A session (live access to the speakers).

To support your preparations, the consensus estimates can be found under
www.idorsia.com/consensus-estimate
.

Dial-in
participants should start calling the number below 10-15 minutes before the conference is due to start.

CH: +41 44 58 31 801


UK: +44 20 30 09 24 60


US: +1 85 54 02 77 67

Webcast
participants should go to the Idorsia website
www.idorsia.com
10-15 minutes before the conference is due to start.

A
replay
of the investor webcast will be available through

www.idorsia.com

 approximately 60 minutes after the call has ended.

Kind regards,

Andrew Weiss


Head of Investor Relations and Corporate Communications