COLL - Collegium Pharmaceutical Inc (COLL) Q1 2021 Earnings Call Transcript May, 06 2021 08:31 PM Collegium Pharmaceutical Inc. Image source: The Motley Fool. Collegium Pharmaceutical Inc (NASDAQ: COLL) Q1 2021 Earnings Call May 6, 2021 , 4:30 p.m. ET Operator Continue reading For further details see: Collegium Pharmaceutical Inc (COLL) Q1 2021 Earnings Call Transcript