Abnormal movement in US stocks | CEO resignation + withdrawal of performance guidance UnitedHealth (UNH.US) counter-market plunges more than 16%

According to the Securities Times App, on Tuesday, the stock price of UnitedHealth (UNH.US) plummeted against the market trend. As of the time of writing, the stock fell more than 16%, closing at $317. The Nasdaq is currently up nearly 1.5% and the S&P 500 Index is up 0.78%. Earlier, the managed healthcare giant announced that CEO Andrew Witty resigned for personal reasons. At the same time, the company withdrew its 2025 performance guidance and stated that its healthcare business continues to grow.