Morning Market Gainers

Viggle Inc VGGL shares climbed 35.98 percent to $3.22 as the company announced a 52 percent year-over-year gain in Q3 sales and a 116 percent rise in net registered users. Rosetta Resources Inc. ROSE shares jumped 28.80 percent to $24.89 after the company agreed to be acquired by Noble Energy, Inc. NBL in a deal valued at $2.1 billion. Nevro Corp NVRO shares gained 27.87 percent to $58.00. Nevro reported a Q1 loss of $0.57 per share on revenue of $9.662 million. The company received the FDA approval for its Senza spinal cord stimulation system. Nuverra Environmental Solutions Inc NES jumped 23.35 percent to $4.49 after the company reported upbeat Q1 results. MYOS Corp MYOS surged 22.13 percent to $5.85 after the company reported the initiation of a dose response clinical study of Fortetropin. Zulily Inc ZU rose 16.66 percent to $15.51 following the report of a 9.2 percent stake by Alibaba. Alibaba Group Holding Ltd BABA has taken a stake of more than 9% Zulily, according to a Form 4 filing on Friday. The Wall Street Journal reported on Saturday that Alibaba was not looking to acquire Zulily, according to a source. Clean Diesel Technologies, Inc. CDTI gained 13.57 percent to $2.26 after the company reported that it will supply DuraFit to the New York City Department of Sanitation fleet. Dean Foods Co DF shares surged 9.15 percent to $17.77 after the company reported stronger-than-expected earnings for the first quarter, and issued a strong forecast for the second quarter. Aduro BioTech Inc ADRO shares climbed 5.94 percent to $32.68. Canaccord Genuity initiated coverage on Aduro Biotech with a Buy rating. Signature Group Holdings Inc RELY shares gained 5.23 percent to $8.05 after dropping 0.26 percent on Friday Actavis plc ACT shares rose 3.42 percent to $302.84 after the company reported better-than-expected results for the first quarter.