20 Biggest Mid-Day Gainers For Wednesday

Eco-Stim Energy Solutions Inc ESES shares jumped 52 percent to $1.58 after the company reported a new long-term contract. The company expects the contract value to exceed $50 million.
Pieris Pharmaceuticals Inc PIRS shares climbed 47.1 percent to $3.53 after the company reported a collaboration with AstraZeneca to develop and commercialize Anticalin-based inhaled treatments for respiratory diseases.
PhotoMedex Inc PHMD shares gained 37 percent to $1.66. First Capital Real Estate Trust reported 16.6 percent Stake in PhotoMedex.
Straight Path Communications Inc STRP shares surged 21.3 percent to $152.56 . Straight Path reported that an all-stock takeover for $135.96/share from a multi-national telecommunications company is a superior offer to AT&T's.
L.B. Foster Co FSTR climbed 21.2 percent to $18.00 as the company reported a narrower loss for its first quarter.
Lantheus Holdings Inc LNTH jumped 19.2 percent to $15.38 as the company posted strong Q1 results and raised its FY17 outlook.
First Solar, Inc. FSLR shares climbed 18.2 percent to $35.85 after the company reported strong quarterly results and raised its FY17 outlook. Axiom Capital upgraded First Solar from Sell to Hold.
FireEye Inc FEYE shares gained 18 percent to $14.40 after the company posted stronger-than-expected Q1 results. William Blair upgraded FireEye from Market Perform to Outperform.
Weight Watchers International, Inc. WTW shares rose 16.3 percent to $24.65 after the company posted upbeat Q1 results and raised its FY17 earnings guidance.
OneBeacon Insurance Group, Ltd. OB surged 16 percent to $18.21 as the company agreed to be acquired by Intact Financial for $1.7 billion. OneBeacon Insurance reported a Q1 of $32.1 million.
RR Donnelley & Sons Co RRD gained 15.8 percent to $14.50 as the company reported upbeat quarterly results and raised its FY17 adjusted earnings forecast.
Myriad Genetics, Inc MYGN surged 15 percent to $21.46 on better-than-expected quarterly results.
TriNet Group Inc TNET shares gained 14.5 percent to $33.15 on strong quarterly earnings.
Harsco Corporation HSC shares rose 13 percent to $14.60 as the company posted upbeat quarterly profit.
RPX Corp RPXC gained 13 percent to $14.42 following strong Q1 results.
Array Biopharma Inc ARRY surged 7.7 percent to $7.93. JP Morgan upgraded Array BioPharma from Neutral to Overweight.
Citrix Systems, Inc. CTXS rose 6.8 percent to $86.78. Bain Capital, Carlyle Group and Thoma Bravo are among bidders for Citrix, Bloomberg reported.
Novo Nordisk A/S (ADR) NVO gained 6.2 percent to $41.35 after strong quarterly profit.
Quad/Graphics, Inc. QUAD gained 4.5 percent to $27.78 as the company posted upbeat earnings for its first quarter.
Mondelez International Inc MDLZ shares rose 3.7 percent to $45.35 after the company reported better-than-expected earnings for its first quarter. Analysts at Deutsche Bank upgraded Mondelez from Hold to Buy.

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