Why CVS Health Stock Plunged Today

Its profits took a hit as its insurance benefit payouts rose.Shares of CVS Health (CVS -16.93%) dove Wednesday morning after the diversified pharmacy and health insurance company posted disappointing results in its first-quarter earnings report and cut its guidance for the year.As of 12:01 p.m. ET, the stock was down 17.1%. CVS struggles with Medicare costsTotal revenue rose 3.7% year over year to $88.4 billion, but that fell short of the analyst consensus of $89.2 billion. Revenue from CVS's pharmacy and c ...