Morning Market Gainers

shares gained 52.17% to $10.50 after the company announced its plans to acquire ProBuild Holdings LLC for $1.63 billion in cash.

shares rose 40.82% to $4.14. Great Basin reported 101 U.S. customers to end the first quarter and reaffirms its forecast for 2015 customer acquisition.

shares climbed 13.52% to $11.00 after the company reported that it has acquired INNOCUTIS Holdings for $45.5 million in cash.

shares surged 11.69% to $86.45. Analysts at Goldman Sachs upgraded Clovis Oncology from Neutral to Buy and raised the price target from $60 to $66.

shares jumped 6.19% to $8.40 after the company reported that it has been cleared by the FDA to proceed with multiple dose Phase 2b study of ARC-520.

surged 5.70% to $2.78 on reports that the company will pay $93.4 million in maturing bond market on April 14.

shares climbed 4.44% to $474.75. Analysts at UBS upgraded Netflix from Neutral to Buy and raised the price target from $370 to $565.

shares gained 3.36% to $71.49 as Jana urged spinoff of the chip unit.

gained 2.22% to $4.60 after announcement of 'going private' bid.

shares rose 2% to $31.62 after the company announced the pricing of 5 million share public offering at $30.96 per share. Baird upgraded Habit Restaurants from Neutral to Outperform.