10 Biggest Mid-Day Gainers For Monday - BioLife Solns (NASDAQ:BLFS), Concord Medical Services (NYSE:CCM)

Semler Scientific Inc SMLR shares climbed 81 percent to $2.50.
BioLife Solutions Inc BLFS shares jumped 79.7 percent to $2.75 as the company announced a 10 year supply contract with Kite Pharma Inc KITE.
Sagent Pharmaceuticals Inc SGNT shares gained 39.5 percent to $21.62 as the company agreed to be acquired by Nichi-Iko Pharmaceutical for $21.75 per share.
Resolute Energy Corp REN shares surged 28.7 percent to $4.89. Wunderlich upgraded the rating on Resolute Energy from Hold to Buy, while raising the price target from $4 to $8. Northland Securities also upgraded the stock from Market Perform to Outperform.
Imperva Inc IMPV shares gained 11.4 percent to $49.85. Reuters reported Friday that Imperva was looking to hire investment bank to explore strategic options.
Concord Medical Services Hldg Ltd (ADR) CCM shares rose 10.8 percent to $4.30 as the company reported a takeover offer for $5.19 per share.
Manitowoc Foodservice Inc MFS gained 5.7 percent to $17.81. William Blair upgraded Manitowoc Foodservice from Market Perform to Outperform.
Bank Of The Ozarks Inc OZRK shares climbed 5.1 percent to $38.65 after the bank reported better-than-expected Q2 earnings.
GameStop Corp. GME rose 4.5 percent to $28.59. Bank of America upgraded GameStop from Neutral to Buy.
Organovo Holdings Inc ONVO gained 4 percent to $4.03 as the company reported data showing superiority of 3D bioprinted human live tissues in assessing drug-induced toxicity.