UnitedHealth stock crashes to 4-year lows; Here's why

Group 1 - UnitedHealth's stock experienced a significant decline of 10.17%, dropping from $378.75 to $340.25, marking its lowest price since early 2021 [1][7] - The downturn was exacerbated by the resignation of CEO Andrew Witty, who left for 'personal reasons,' and the company's decision to withdraw its 2025 growth forecast [4][5] - UnitedHealth admitted it does not expect to return to growth until 2026, citing higher-than-expected medical costs for new Medicare Advantage beneficiaries and an acceleration in care activity [4] Group 2 - The broader U.S. healthcare sector is under pressure, particularly following President Trump's announcement to significantly lower drug prices, which has affected market sentiment [6][8] - Although UnitedHealth is not directly impacted by the drug pricing plan, the overall sentiment in the healthcare sector remains negative, contributing to the stock's struggles [8]