美股盘后，健康保险公司股价小幅上涨

Core Viewpoint - Health insurance companies experienced a slight increase in stock prices after market hours on January 9, with notable gains among major players in the sector [1] Company Performance - UnitedHealth's stock price rose by 0.8% [1] - CVS Health Group's stock price increased by 0.4% [1] - Humana's stock price saw a rise of 0.9% [1] - Centene's stock price also increased by 0.9% [1]