Funding roundup: Omeros, Neovasc, Mirati, Xenoport

Biotechs continued to raise money as a strong month of fundraising nears its end. Since market close on Wednesday, Omeros Corp. (NASDAQ:OMER), Neovasc Inc. (TSX:NVC; NASDAQ:NVCN), Mirati Therapeutics Inc. (NASDAQ:MRTX) and Xenoport Inc. (NASDAQ:XNPT) have raised more than $280 million in follow-on offerings and a note deal.

Ophthalmic, inflammation and CNS play Omeros raised $75 million through the sale 3 million shares at $20.03 and 749,250 warrants at $20.02. Each seven-year warrant is exercisable at $0.01 per share. Wedbush PacGrow Life Sciences; Needham; WBB Securities; Maxim Group; and MLV were underwriters. Omeros gained $3.41 (17%) to $23.44 on Thursday after proposing the offering after market close Wednesday. ...