Management tracks: Sienna, Origenis

Sienna Biopharmaceuticals Inc. (NASDAQ:SNNA) said CFO Richard Peterson will retire, effective at the end of April. He will be succeeded by John Smither, who was CFO at Novan Inc. (NASDAQ:NOVN). Sienna also hired Caroline Van Hove as chief commercial officer. Van Hove was chief commercial officer and SVP of international strategic marketing for Allergan plc (NYSE:AGN)...