35 Stocks Moving In Friday's Pre-Market Session

Gainers

• Weight Watchers International, Inc. (NASDAQ:WW) rose 15.7 percent to $23.50 in pre-market trading after the company reported upbeat earnings for its first quarter and raised its FY19 guidance.
• Universal Display Corporation (NASDAQ:OLED) shares rose 15 percent to $180.00 in pre-market trading after the company reported higher-than-expected Q1 sales results.
• MercadoLibre, Inc. (NASDAQ:MELI) shares rose 12.8 percent to $544.00 in pre-market trading after the company reported higher-than-expected Q1 EPS and sales results.
• Beyond Meat, Inc. (NASDAQ:BYND) rose 11.8 percent to $73.49 in pre-market trading following 163.00 percent gain on first day of trading.
• Marathon Patent Group, Inc. (NASDAQ:MARA) shares rose 10.6 percent to $3.24 in pre-market trading after gaining 3.53 percent on Thursday.
• Riot Blockchain, Inc. (NASDAQ:RIOT) rose 9.3 percent to $4.85 in pre-market trading after falling 5.73 percent on Thursday.
• Motif Bio plc (NASDAQ:MTFB) shares rose 8 percent to $2.44 in pre-market trading.
• Shake Shack Inc. (NYSE:SHAK) rose 7 percent to $67.29 in pre-market trading after the company reported better-than-expected Q1 sales results. The company also raised FY19 sales guidance.
• DENTSPLY SIRONA Inc (NASDAQ:XRAY) rose 6.4 percent to $54.80 in pre-market trading after reporting upbeat Q1 results.
• United States Steel Corporation (NYSE:X) rose 6.2 percent to $15.28 in pre-market trading after reporting stronger-than-expected results for its first quarter.
• Monster Beverage Corp (NASDAQ:MNST) rose 6.1 percent to $61.52 in pre-market trading after reporting better-than-expected earnings for its first quarter on Thursday.
• CannTrust Holdings Inc. (NYSE:CTST) rose 4.5 percent to $5.84 in pre-market trading after declining 13.20 percent on Thursday.
• ResMed Inc. (NYSE:RMD) rose 4.1 percent to $110.00 in pre-market trading after the company reported upbeat Q3 earnings.
• TrovaGene, Inc. (NASDAQ:TROV) rose 3.6 percent to $3.72 in pre-market trading after rising 4.06 percent on Thursday.
• So-Young International Inc. (NASDAQ:SY) rose 3.4 percent to $18.82 in pre-market trading after surging 31.88 percent on first day of trading.
• Pluralsight, Inc. (NASDAQ:PS) rose 3.4 percent to $35.70 in pre-market trading.
• United States Cellular Corp (NYSE:USM) shares rose 3.2 percent to $50.68 in pre-market trading after the company reported better-than-expected Q1 EPS results.
• Jumia Technologies AG (NYSE:JMIA) rose 3.1 percent to $42.00 in pre-market trading after falling 13.24 percent on Thursday.

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Losers

• ARCA biopharma, Inc. (NASDAQ:ABIO) fell 15.6 percent to $10.68 in pre-market trading after rising 23.41 percent on Thursday.
• Floor & Decor Holdings Inc (NYSE:FND) fell 14.6 percent to $41.25 in pre-market trading after the company reported downbeat Q1 sales and lowered FY19 sales outlook.
• Arista Networks, Inc. (NYSE:ANET) fell 13.8 percent to $268.16 in pre-market trading after the company issued Q2 sales guidance below analyst estimates.
• Precipio, Inc. (NASDAQ:PRPO) fell 9.3 percent to $8.30 in pre-market trading after gaining 8.93 percent on Thursday.
• Cognizant Technology Solutions Corporation (NASDAQ:CTSH) fell 6.7 percent to $62.15 in pre-market trading after the company reported worse-than-expected Q1 EPS and sales and issued weak FY19 guidance.
• El Pollo LoCo Holdings Inc (NASDAQ:LOCO) fell 6.6 percent to $12.40 in pre-market trading after reporting a first-quarter earnings miss.
• Regional Health Properties, Inc. (NYSE:RHE) fell 6.4 percent to $2.34 in pre-market trading after rising 14.68 percent on Thursday.
• Diffusion Pharmaceuticals Inc. (NASDAQ:DFFN) fell 5.6 percent to $5.57 in pre-market trading after surging 91.56 percent on Thursday.
• Planet Fitness, Inc. (NYSE:PLNT) fell 5 percent to $71.60 in pre-market trading after the company reported downbeat Q1 sales.
• First Solar, Inc. (NASDAQ:FSLR) fell 4.8 percent to $56.96 in pre-market trading after reporting Q1 results.
• Activision Blizzard, Inc. (NASDAQ:ATVI) fell 4.8 percent to $47.20 in pre-market trading after the company issued weak guidance.
• Fortinet, Inc. (NASDAQ:FTNT) fell 4.2 percent to $87.65 in pre-market trading after the company reported Q1 results.
• ImmunoGen, Inc. (NASDAQ:IMGN) fell 4 percent to $2.40 in pre-market trading following Q1 results.
• Spirit Realty Capital, Inc. (NYSE:SRC) fell 3.7 percent to $40.85 in pre-market trading. Spirit Realty Capital priced its upsized public offering of 10 million shares of common stock at $41 per share.
• Expedia Group, Inc. (NASDAQ:EXPE) fell 3.5 percent to $123.75 in pre-market trading. Expedia reported a narrower-than-expected loss for its first quarter, while sales missed estimates.
• Skyworks Solutions, Inc. (NASDAQ:SWKS) fell 2.6 percent to $88.40 in pre-market trading following Q2 results.
• Godaddy Inc (NYSE:GDDY) fell 2.8 percent to $79.00 in pre-market trading after the company reported worse-than-expected Q1 EPS and sales results.