Benzinga's Volume Movers

shares rose 7.44 percent to $57.17. The volume of WebMD Health shares traded was 1147 percent higher than normal. WebMD is considering selling the entire company or part of its business, according to sources as reported by Financial Times late Tuesday.

and

are two potential bidders, the sources said.

surged 3.58 percent to $11.12. The volume of Big 5 Sporting Goods shares traded was 358 percent higher than normal. Big 5 Sporting Goods reported a 0.1 percent rise in Q4 same store sales and narrowed its Q4 earnings outlook.

shares moved up 9.21 percent to $66.77. The volume of Qunar Cayman Islands traded was 344 percent higher than normal. LendingTree reported a $50 million buyback program.

shares climbed 6.77 percent to $17.58. The volume of Shire shares traded was 222 percent higher than normal. Infosys reported a rise in its FQ3 profit and lifted its revenue outlook for the financial year.