Benzinga's Volume Movers

shares climbed 50.24% to $34.51. The volume of Benefitfocus shares traded was 3785% higher than normal. Benefitfocus reported a Q4 loss of $0.54 per share on revenue of $40.2 million and received an equity investment from Mercer, a wholly-owned subsidiary of

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shares rose 24.20% to $13.91. The volume of Second Sight Medical Products shares traded was 2594% higher than normal. On Tuesday, Second Sight Medical announced its first commercial implants of the Argus II retinal prosthesis system in France.

shares moved up 3.72% to $15.05. The volume of Xencor traded was 1376% higher than normal. Xencor priced a public offering of common stock.

surged 10.35% to $19.73. The volume of Rubicon Project shares traded 1130% higher than normal. Rubicon Project reported upbeat quarterly results and issued a strong guidance.