Cubist to Present at August Investor Conference

Cubist to Present at August Investor Conference

Cubist Pharmaceuticals, Inc.Eileen C. McIntyre,781-860-8533Senior Director, Investor RelationsorJulie DiCarlo, 781-860-8063Senior Director, Corporate Communications

(NASDAQ: CBST) today announced that company management will discuss Cubist’s business activities and financial outlook at investor conferences during August 2012.

Cubist Pharmaceuticals, Inc. is a biopharmaceutical company focused on the research, development, and commercialization of pharmaceutical products that address significant unmet medical needs in the acute care environment. Cubist is headquartered in Lexington, Mass. Additional information can be found at Cubist’s .