UnitedHealth Group (UNH) Stock After Hours Today (Dec. 15, 2025): Key News, Analyst Forecasts, and What to Watch Before Tuesday’s Open
UnitedHealth (UNH) closed Monday down 0.22% at $341.10 and slipped to $340.14 after hours. The move followed Fitch’s downgrade of rival Humana, citing higher medical costs and weaker Medicare Advantage bonuses. UNH traded 6.3 million shares in a $337–$344.96 range. Industry commentary remains focused on rising expenses and regulatory pressure.