– Joe Ciaffoni to Step Down as President and Chief Executive Officer – – Board Chairman Michael Heffernan to Serve as Interim President and Chief Executive Officer – – Board of Directors has Initiated the Search for a Successor – STOUGHTON, Mass., May 09, 2024 (GLOBE NEWSWIRE) -- Collegium Pharmaceutical, Inc. (NASDAQ:COLL), a leading, diversified specialty pharmaceutical company committed to improving the lives of people living with serious medical conditions, today announced that effective May 24, 2024, J ...