Options Brief: Cubist Pharmaceuticals

Shares of Cubist Pharmaceuticals CBST are lower on the session by 7.92%, trading at $29.08. Overall put volume is now running at 8.07x the daily average, with 85% of all puts traded being purchases on the offer. 2,799 contracts have traded on the session so far. Cubist Pharmaceuticals, Inc. is a biopharmaceutical company focused on the research, development and commercialization of pharmaceutical products that address unmet medical needs in the acute care environment.