Cytokinetics, Inc. is a biopharmaceutical company, which is focused on discovering, developing, and commercializing muscle activators and muscle inhibitors as potential treatments for people with debilitating diseases in which muscle performance is compromised and/or declining. The company is headquartered in South San Francisco, California and currently employs 498 full-time employees. The company went IPO on 2004-04-29. The firm is engaged in the commercialization of aficamten, a cardiac myosin inhibitor, and is being evaluated in additional clinical trials enrolling patients with obstructive and non-obstructive hypertrophic cardiomyopathy. The firm is also developing omecamtiv mecarbil, a cardiac myosin activator, in patients with heart failure with severely reduced ejection fraction (HFrEF); CK-586, a cardiac myosin inhibitor for the potential treatment of heart failure with preserved ejection fraction (HFpEF) and CK-089, a fast skeletal muscle troponin activator with potential therapeutic application to a specific type of muscular dystrophy and other conditions of impaired skeletal muscle function.