UnitedHealth names a new CEO and suspends its 2025 outlook, Nvidia’s market caps crosses $3 trillion, and Coinbase shares jump after it was announced the cryptocurrency trading platform will be added to the S&P 500.

U.S. equities were mixed at midday, with tech shares and a better-than-expected consumer inflation report lifting the S&P 500 and Nasdaq.

UnitedHealth's stock was down a whopping $66.68, or 17.6%, in recent trading after the insurer suspended its 2025 guidance and its CEO stepped down. That price decline wiped a

UnitedHealth Group (UNH) stock plunged amid CEO resignation and rising medical costs leading to sector-wide selloff in managed care stocks. Read more here.

UnitedHealth Group (UNH) stock slumped 10.4% in Tuesday's premarket after the United States' largest private health insurer said it would suspend guidance for 2025 due to increasing healthcare costs. The sell-off sent shares down to a more than four-year low near $340.

Bloomberg journalists discuss today's biggest winners and losers in the stock market. Listen for analysis on the companies making news on Wall Street.

UnitedHealth shares fell 22.4% on April 17, wiping out about $119 billion of market value, after the insurer lowered its 2025 forecast.