Company Story
1997 - Idorsia Ltd was founded by Jean-Paul and Martine Clozel as Actelion Pharmaceuticals Ltd.
2000 - Actelion Pharmaceuticals Ltd went public with an initial public offering (IPO) on the SIX Swiss Exchange.
2001 - Actelion Pharmaceuticals Ltd received approval for its first drug, Tracleer, for the treatment of pulmonary arterial hypertension.
2011 - Actelion Pharmaceuticals Ltd acquired the drug discovery and development company, Ceptaris Therapeutics.
2017 - Idorsia Ltd listed on the SIX Swiss Exchange, raising CHF 600 million in an IPO.
2019 - Idorsia Ltd received approval for its first drug, Ponesimod, for the treatment of relapsing forms of multiple sclerosis.