Morning Market Gainers

shares jumped 14.43 percent to $53.81 after the company reported upbeat results for the first quarter.

gained 13.87 percent to $66.75 after the company reported upbeat Q1 results.

shares surged 13.65 percent to $90.75 after the company reported stronger-than-expected results for the fourth quarter. Piper Jaffray upgraded Helen of Troy from Neutral to Overweight and raised the price target from $71.00 to $100.00.

rose 13.45 percent to $18.56 on better-than-expected Q1 results.

shares gained 9.76 percent to $4.50. MCG Capital reported Q1 earnings of $0.03 per share on revenue of $1.95 million.

announced its plans to purchase MCG Capital for $4.75 per share.

shares surged 9.12 percent to $13.64 after the company reported upbeat Q1 earnings.

jumped 9.05 percent to $18.43 on upbeat Q1 earnings.

shares climbed 8.32 percent to $45.98 after the company announced its plans to acquire Norbert Dentressangle SA for $3.53 billion.

shares rose 8.25 percent to $87.47. Starwood Hotels reported upbeat Q1 earnings and lifted its FY15 earnings outlook. The company also announced the exploration of strategic alternatives.

shares climbed 6.32 percent to $4.46 after the company reported favorable results from Phase 1 single-ascending dose clinical trial of APD371.

rose 2.59 percent to $4.46 after the company reported a settlement deal with Sarissa Capital Management and announced the retirement of founder and Chairman, CEO Harvey Berger.