 CAMBRIDGE, Mass.--BUSINESS WIRE--Sage Therapeutics, Inc. NASDAQ: SAGE, a biopharmaceutical company committed to developing novel therapies with the potential to transform the lives of people with debilitating disorders of the brain, today announced that the Company will participate in a fireside chat at the Stifel 3rd Annual CNS Day on Wednesday, March 31, 2021 at 8:00am ET. A live webcast of the fireside chat can be accessed on the investor page of Sages website at investor.sagerx.com. A 