Healthcare Services Group, Inc. (HCSG) shares surged 11.35 percent to $18.45, up$1.88 on Wednesday after reporting third-quarter earnings that topped expectations. The company posted a profit of $42.95 million, or$0.59 per share, compared with $14.03 million, or$0.19 per share, a year earlier. Revenue rose 8.5 percent to $464.34 million from$428.15 million, surpassing analysts' estimates of $0.20 per share.The stock traded between$18.14 and $20.00 during the session, after opening at$18.46 and closin ...