CVS could wind up as the only pharmacy stock in the U.S. if Walgreens goes ... CVS owns the giant PBM Caremark. Insurers UnitedHealth and Cigna own Caremark rivals Optum and Express Scripts ...

Other subsidiaries of CVS Health include benefit services manager CVS Caremark and MinuteClinic, a walk-in health clinic for vaccinations, health screenings, and other quick appointments.

With a market cap of $64.8 billion, CVS Health Corporation (CVS) is a leading pharmacy innovation company providing a wide range of health solutions in the United States. With offerings that span ...