eHealth (EHTH -17.8%) gives back virtually all of last years gains as the stock craters for a...

|By:, SA News Editor

eHealth (EHTH -17.8%) gives back virtually all of last years gains as the stock craters for a second straight day following a disappointing Q4 report. William Blair says the company's Medicare business hasn't kept pace with expectations, and 2013 looks like "more of an investment year." However, it believes the selloff is overdone.