Morning Market Movers (XWES, WTW, TDSC, TBL)

World Energy Solutions Inc (DE) XWES gained 33.20% to $3.25 at 9:55 am. XWES reported a 40% surge in its Q4 revenue. Weight Watchers International Inc WTW shares surged 32.28% to $59.42. WTW reported better-than-expected Q4 results and issued upbeat FY11 earnings guidance. 3D Systems Corporation TDSC advanced 22.87% to $43.19. TDSC reported a 42% jump in its Q4 revenue. Timberland Company (The) TBL shares jumped 22.81% to $36.23. TBL reported better-than-expected Q4 results. Read more from Benzinga's Markets.