UnitedHealth (UNH) missed first-quarter earnings views and slashed full-year guidance early Thursday, citing Medicare costs that were “far above” expectations and expected to stay high. UnitedHealth stock plummeted, with peers such as Humana (HUM), CVS Health (CVS) and more tumbling as well. The Dow Jones health insurance giant reported first-quarter earnings of $7.20 a share on revenue of $109.58 billion, up…
