UnitedHealth Group is being investigated for possible Medicare fraud, according to The Wall Street Journal, sending shares of the healthcare company sliding in after-hours trading just one day after its CEO,

UnitedHealth Group's stock has collapsed nearly 50% in 2025 after a leadership shake-up, surging medical costs, and a DOJ criminal probe into Medicare fraud.

UnitedHealth Group's stock has plunged nearly 50% due to the CEO resignation, withdrawal of guidance, and ongoing legal issues, creating a potential buying opportunity. The stock is deeply oversold with an RSI of 15, trading below both the 200-day and 50-day moving averages, indicating capitulation.

Shares of UnitedHealth Group fell after The Wall Street Journal reported that the Justice Department is investigating the company for possible criminal Medicare fraud. The stock fell 5.1%, to $292.40, in postmarket trading. Through Wednesday's close, shares have lost more than 40% of their value in the past year.

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.

May 13 (UPI) -- UnitedHealth Group announced Tuesday CEO Andrew Witty will step down, citing "personal reasons." Witty will leave the role of CEO and be replaced by Stephen J. Hemsley, effective immediately.

Hemsley, 72, had led the company for more than a decade until 2017 and is re-taking the reins following a series of setbacks.

It created a fandom culture around his accused shooter, Luigi Mangione, and an endless cycle of cheerleading and scolding in response. Prosecutors have prosecuted. Editorial boards have editorialized.