10 Biggest Mid-Day Market Gainers

Evolent Health EVH trading up 20.24% after beating earnings estimates.
Oramed ORMP up 13.38% after news that Oramed's patent was being granted in china for oral administration of proteins
Nvida NVDA was up 12.59% after several upgrades and a big earnings beat.
Concordia Healthcare Corp. CXRX up 11.73% after Q1 results.
Aclaris Therapeutics ACRS up 11.81% after high volatility and hitting resistance at $17.
Nortek NTK up 11.74% after reporting Q1 EPS of $0.16 and sales $613.9 vs. $585.95 million estimates.
Turle Beach Corporation HEAR up 11.11% after positive outlook displayed in investor presentation after Thursday's close
Patriot National PN up 10.22% after FY2016 revenue guidance of $270-$280 million vs. $272 million estimates.
Otonomy OTIC up 10.66% following heavy volatility. Since April 16, the stock has only closed higher only three session. This bounce occurred at the $11 resistance level.
Prothena Corporation PRTA up 9.03% after Barclays initiated coverage at Overweight with $60.00 price target