Benzinga's Volume Movers

surged 12.58% to $45.99. The volume of Qualys shares traded 678% higher than normal. Qualys reported upbeat Q4 results and issued a strong outlook.

shares climbed 3% to $31.23. The volume of Ormat Technologies shares traded was 590% higher than normal. Ormat Technologies shares have jumped 22.51% over the past 52 weeks, while the S&P 500 index has gained 12.47% in the same period.

shares rose 12.32% to $133.84. The volume of Martin Marietta Materials shares traded was 343% higher than normal. Martin Marietta Materials reported better-than-expected quarterly results and authorized a new share repurchase program.

shares moved up 3.90% to $44.27. The volume of Insperity traded was 320% higher than normal. Insperity reported better-than-expected Q4 earnings and issued a strong forecast.