UnitedHealth stock was climbing on Friday. It's one of the Dow's 30 constituents, so the rebound is good news for the blue-chip index. It's been a nightmare week for the health insurer. Shares tanked Tuesday after it suspended its guidance and said its CEO would depart,

The stock has collapsed because nobody seems to know just how bad utilization rates have become. When UnitedHealth Group reported first-quarter results on April 17, management adjusted its 2025 earnings outlook from a range between $28.15 and $28.65 per share down to a range between $24.65 and $25.25 per share.

Shares of UnitedHealth Group (NYSE: UNH) are falling on Thursday. The collapse comes as the S&P 500 gained 0.1% and the Nasdaq Composite fell 0.4%. The troubled health insurance giant is facing reports of a Department of Justice (DOJ) investigation into possible Medicare fraud.