CALGARY, March 1, 2012 /CNW/ – (TSX: HEM) Hemisphere GPS will release financial results for the fourth quarter and year ended December 31, 2011 prior to the open of trading on the Toronto Stock Exchange on Tuesday, March 6, 2012.See all stories on this topic » Google Alerts – intitle:gps -intext:Gap -intext:GP -intext:health -intext:doctor Note: […]