Shares of Chico's FAS, Inc. (NYSE: CHS) were soaring Wednesday after the struggling women's apparel retailer posted better-than-expected results in its first-quarter earnings report. Like other retailers, Chico's seemed to benefit from a strong holiday season and the new tax law. The stock was up 17% as of 12:56 p.m. EST.Image source: Getty Images.The parent of Chico's, White House Black Market, and Soma beat estimates on both the top and bottom lines.