UnitedHealth shares slide as criminal probe report adds to investor fears

Core Viewpoint - UnitedHealth Group is facing significant challenges, including a DOJ investigation for potential Medicare fraud, which has led to a sharp decline in its stock price and raised investor concerns [1][2][5]. Group 1: Stock Performance and Market Reaction - UnitedHealth Group shares fell over 15% in early morning trading, with a reported change of -17.44%, bringing the stock price to $254.24 [1][2]. - If premarket losses persist, the company's market capitalization could drop to approximately $280 billion, nearly half of the $530 billion recorded on April 16 [6]. Group 2: Investigations and Leadership Changes - The DOJ investigation adds to existing issues, including multiple government inquiries and the abrupt departure of CEO Andrew Witty, which previously triggered an 18% drop in shares [3][6]. - A civil fraud investigation into UnitedHealth's Medicare practices was revealed in February, alongside a separate inquiry by U.S. Senator Chuck Grassley into the company's billing methods [7]. Group 3: Industry Context - The health insurance industry is under increased scrutiny, highlighted by a recent lawsuit accusing major U.S. insurers of paying kickbacks to brokers [6]. - Historically, UnitedHealth has thrived by leveraging its dominance in insurance and growth in the Medicare market, which covers medical costs for the elderly [9].