10 Biggest Mid-Day Gainers For Tuesday

Medigus Ltd. MDGS shares jumped 12.3 percent to $2.28. Medigus reported Q2 operating loss of $1.3 million on sales of $82,000.
Nabriva Therapeutics plc NBRV gained 9.6 percent to $9.72 after jumping 29.30 percent on Monday. Nabriva Therapeutics announced a $80 million common stock offering.
Quidel Corporation QDEL shares climbed 9.4 percent to $44.76. Piper Jaffray upgraded Quidel from Neutral to Overweight
Bob Evans Farms Inc BOBE shares rose 5.6 percent to $77.01 after Post Holdings Inc POST announced plans to purchase the company for $77 per share.
ProQR Therapeutics NV PRQR surged 5.1 percent to $6.25 after the company disclosed that it has received orphan drug designation from the FDA for QR-313.
Michael Kors Holdings Ltd KORS climbed 4.3 percent to $46.56. Oppenheimer upgraded Michael Kors from Perform to Outperform.
Adamas Pharmaceuticals Inc ADMS shares gained 4.3 percent to $22.03 after falling 1.90 percent on Monday.
Rex Energy Corporation REXX shares climbed 4 percent to $2.26.
Steelcase Inc. SCS rose 3.5 percent to $14.85 as the company reported better-than-expected results for its second quarter.
Melco Resorts & Entertainment Ltd(ADR) MLCO gained 3.1 percent to $23.72. Instinet upgraded Melco Resorts from Neutral to Buy.

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