Gainers

  • Halcon Resources Corp HKrose 19 percent to $3.95 in pre-market trading after the company agreed to sell its Delaware Basin water infrastructure assets for $325 million.
  • Newfield Exploration Company NFXrose 16.3 percent to $23.50 in pre-market trading after Encana Corp ECA announced plans to buy the company in a $5.5 billion deal.
  • BT Group plc BTshares rose 11.9 percent to $17.06 in pre-market trading after the company reported a profit before tax of £1.3 billion ($1.7 billion) for the six months to end September 30 and raised its outlook for the full year.
  • Floor & Decor Holdings, Inc.FND rose 11.4 percent to $28.50 in pre-market trading after reporting strong Q3 results.
  • Stratasys LtdSSYS rose 11.2 percent to $21.20 in pre-market trading after reporting upbeat Q3 results.
  • Fitbit, Inc. FITrose 11 percent to $5.25 in pre-market trading after the company reported better-than-expected earnings for its third quarter on Wednesday.
  • Electrameccanica Vehicles Corp.SOLO rose 10.1 percent to $3.50 in pre-market trading after declining 3.93 percent on Wednesday.
  • Molina Healthcare, Inc.MOH rose 9.1 percent to $138.26 in pre-market trading after reporting an increase in third-quarter earnings.
  • STAAR Surgical CompanySTAA rose 8 percent to $43.29 in pre-market trading after reporting a third-quarter earnings beat.
  • Smith & Nephew plc SNNrose 7.9 percent to $35.47 in pre-market trading. Smith & Nephew reported Q3 revenue of $1.17 billion.
  • CooTek (Cayman) Inc.CTK rose 7.4 percent to $7.30 in pre-market trading.
  • ING Groep N.V.ING rose 6.7 percent to $12.60 in pre-market trading after reporting Q3 earnings.
  • FormFactor, Inc.FORM rose 6.2 percent to $13.00 in pre-market trading after reporting a third-quarter earnings beat. The company issued strong fourth quarter earnings and sales guidance.
  • Teva Pharmaceutical Industries Limited TEVAshares rose 5.6 percent to $21.10 in pre-market trading after the company posted upbeat Q3 earnings and raised its 2018 forecast.
  • The Royal Bank of Scotland Group plc RBSshares rose 5.5 percent to $6.43 in pre-market trading.
  • NXP Semiconductors N.V. NXPIrose 5.7 percent to $79.28 in pre-market trading after reporting a third-quarter earnings beat.
  • Goldcorp Inc.GG rose 5.1 percent to $9.48 in pre-market trading.
  • Strongbridge Biopharma plc SBBProse 4.7 percent to $6.70 in pre-market trading after surging 58.02 percent on Wednesday.
  • Akoustis Technologies IncAKTS rose 4.4 percent to $4.25 in pre-market trading after climbing 14.01 percent on Wednesday.
  • Acadia Healthcare Company, Inc.ACHC rose 4.4 percent to $43.32.

Losers

  • Ion Geophysical CorpIO shares fell 17.5 percent to $9.75 in pre-market trading after reporting third-quarter results. Earnings came in at $(0.54) on sales of $47.2 million.
  • Ballard Power Systems Inc.BLDP fell 15.1 percent to $3.16 in pre-market trading after the company posted downbeat Q3 earnings.
  • Chembio Diagnostics, Inc. CEMIfell 13.8 percent to $7.09 in pre-market trading after reporting pricing of its public offering of common stock.
  • Encana Corporation ECAshares fell 13.6 percent to $8.85 in pre-market trading after the company announced plans to buy Newfield Exploration in a $5.5 billion deal.
  • Aeterna Zentaris Inc.AEZS fell 11 percent to $1.94 in pre-market trading after jumping 67.69 percent on Wednesday.
  • Sibanye Gold Limited SBGLshares fell 10.7 percent to $2.52 in pre-market trading after dropping 3.75 percent on Wednesday.
  • Civeo CorpCVEO fell 8.3 percent to $2.61 in pre-market trading after reporting a third-quarter earnings miss.
  • Open Text CorpOTEX fell 7.3 percent to $31.33 in pre-market trading after reporting a first-quarter sales miss.
  • Skyworks Solutions, Inc.SWKS fell 5.5 percent to $82.06 in pre-market trading after rising 2.48 percent on Wednesday.
  • Marathon Petroleum Corporation MPCfell 5 percent to $67.00 in pre-market trading after reporting third-quarter results.
  • ENDRA Life Sciences Inc. NDRAfell 4.7 percent to $5.15 in pre-market trading.
  • Gardner Denver Holdings, Inc.GDI shares fell 4.5 percent to $25.85 in pre-market after announcing pricing of its secondary offering of 20,000,000 shares of common stock.
  • Net 1 UEPS Technologies, Inc.UEPS fell 3.7 percent to $6.52 in pre-market trading after climbing 2.27 percent on Wednesday.
  • Spotify Technology S.A.SPOT shares fell 3.3 percent to $144.70 in pre-market trading after reporting Q3 results.
  • New Residential Investment Corp.NRZ fell 3.2 percent to $17.32 in pre-market trading after reporting pricing of public offering of common stock.