Highlights of weekly biotech stock moves

Acura Pharmaceuticals Inc. (NASDAQ:ACUR) gained $0.63 (16%) to $4.50 on Monday after FDA approved an NDA from partner Pfizer Inc. (NYSE:PFE) for Oxecta oxycodone (formerly Acurox oxycodone without niacin) to manage acute and chronic moderate to severe pain where the use of an opioid analgesic is appropriate.

Oxecta uses Acura's Aversion abuse-deterrent technology. The approval triggered a $20 million milestone payment from Pfizer, which expects to launch the product next half. Acura was up $0.23 to $4.10 on the week...