Three biopharma IPOs rounded out the first week of the new year, with Amylyx Pharmaceuticals Inc., Cincor Pharma Inc. and Vigil Neuroscience Inc. all pricing new Nasdaq issues Dec. 7. Taken together, the offerings raised about $482 million, though all received cool receptions, with only the most mature among them, Amylyx, (NASDAQ:AMLX) holding its ground at midday.