The Dow opened down 0.6%, the S&P 500 rose 0.2%, and the Nasdaq rose 0.5%.

US health insurance stocks collectively fell, with the US proposing a slight increase in health insurance premiums. Humana fell 16.6%, UnitedHealth fell 16.5%, and Cigna fell 9.9%. General Motors rose 5.1%, with Q4 profits higher than expected. Corning rose 8.8%, with Meta planning to spend $6 billion to purchase its fiber optics for data centers. Cymera's stock rose 2.4%, with its subsidiary securing a $5.64 billion contract with the US Army.