Morning Market Gainers

shares surged 48.74% to $2.38 after the company reported that Henry Schein Medical will offer Atossa's FullCYTE Breast Aspirator.

gained 26.10% to $8.02 after Avago Technologies announced the acquisition of Emulex.

shares gained 21.10% to $73.11. Cyberonics and Sorin Group announced a $2.7 billion merger agreement. Cyberonics also reported better-than-expected Q3 earnings.

shares gained 20.66% to $10.22 after the company reported upbeat Q4 sales and issued a strong sales forecast.

shares jumped 18.57% to $50.19 after Spain's Iberdrola SA announced its plans to buy UIL Holdings for about $3 billion.

shares rose 11.74% to $70.25 after the company reported in-line earnings for the fourth quarter.

shares surged 11.23% to $125.33 after the company reported upbeat Q1 earnings and announced the acquisition of Emulex Corporation.

climbed 8.39% to $6.72 on a report that the company is exploring a sale.

shares jumped 7.11% to $7.23. Town Sports International reported a Q4 loss of $2.62 per share on revenue of $109.7 million. Town Sports announced the engagement of financial advisor to consider strategic alternatives. The company named Daniel Gallagher as CEO and Robert Giardina as Chairman of the Board.

climbed 6.33% to $10.59 after the company announced a $30 million buyback.

shares rose 4.96% to $37.04 after the company reported stronger-than-expected results for the fourth quarter.

shares gained 3.72% to $16.64 after the company reported better-than-expected earnings for the fourth quarter.