In medical school lingo, comorbidity is when a patient has two or more conditions at once. On Tuesday, Minnesota-based UnitedHealth Group (UNH) suffered the financial equivalent, as disappointing annual earnings combined with a dramatic tightening in 2027 federal Medicare reimbursements to send its shares reeling. Unfortunately for those holding other insurance-sector stocks, the bad news was contagious. SUBSCRIBE:  Receive more of our free The Daily Upside newsletter. READ ALSO: Meta, Microsoft Confront ...

UnitedHealthcare signage is displayed on an office building in Phoenix, Arizona, on July 19, 2023. Shares of UnitedHealth Group fell more than 3% in premarket trading on Tuesday. UnitedHealth Group's report signals that elevated medical costs in Medicare Advantage plans may not ease anytime soon for the broader health insurance industry. UnitedHealthcare, the insurance arm of UnitedHealth Group, is the nation's largest provider of those privately run Medicare plans. Higher expenses in Medicare Advantage pla ...