 Milestone Pharmaceuticals Inc. Nasdaq: MIST, a biopharmaceutical company focused on the development and commercialization of innovative cardiovascular medicines, today announced that it has entered into a securities purchase agreement with affiliates of an existing shareholder, RTW Investments, LP, for a 25 million private placement. The private placement is expected to close on or about July 24, 2020, subject to the satisfaction of customary closing conditions. 