Morning Market Gainers

shares jumped 22.03 percent to $13.85 after the company agreed to be acquired by Siris Capital Group in an all-cash deal valued at around $1 billion.

shares gained 14.86 percent to $6.90. MGC Diagnostics posted Q3 net income of $3.4 million, or $0.80 per share, versus a year-ago net loss of ($889,000), or ($0.21) per share.

surged 14.47 percent to $6.25. SigmaTron International reported Q1 earnings of $0.16 per share on revenue of $64.2 million.

shares gained 13.80 percent to $25.18. Aceto reported FQ4 adjusted earnings of $0.48 per share on revenue of $146.6 million.

shares climbed 10.84 percent to $6.34 as the company nominated ARC-HIF2 as first RNAi therapeutic candidate using extrahepatic DPC delivery system.

shares rose 5.31 percent to $37.30 after the company reported stronger-than-expected earnings for its second quarter and raised its full-year outlook.

shares gained 2.76 percent to $76.79. ZS Pharma confirmed an earlier Bloomberg report, that it had preliminary discussions with

regarding a potential deal.