Gainers

  • Koss CorporationKOSS shares climbed 114.58 percent to close at $3.09 on Friday.
  • Brainstorm Cell Therapeutics IncBCLI shares gained 29.37 percent to close at $3.92.
  • Presbia PLCLENS shares rose 21.15 percent to close at $3.78 on Friday.
  • WSI Industries, Inc. WSCIshares gained 20 percent to close at $6.00.
  • Atara Biotherapeutics IncATRA shares surged 18.69 percent to close at $18.10 after the company reported the FDA clearance to initiate two Phase 3 clinical studies to evaluate tabelecleucel in patients with rituximab-refractory Epstein-Barr virus associated post-transplant lymphoproliferative disorder.
  • ReTo Eco-Solutions, Inc. RETOshares rose 16.34 percent to close at $7.05.
  • MassRoots IncMSRT gained 16.14 percent to close at $0.601 on Friday after the company said Friday it created a subsidiary dedicated to developing blockchain-based solutions for the cannabis industry. MassRoots said its fully owned subsidiary will be called MassRoots Blockchain Technologies.
  • Foresight Energy LPFELP shares gained 15.30 percent to close at $4.37.
  • Fang Holdings LimitedSFUN shares rose 14.11 percent to close at $5.58 on Friday.
  • Qiwi plc QIWIshares rose 13.86 percent to close at $17.33 on Friday.
  • Insys Therapeutics IncINSY jumped 11.6 percent to close at $9.62 on Friday after surging 10.94 percent on Thursday.
  • Pareteum CorpTEUM shares jumped 10.11 percent to close at $2.07. Pareteum named Ali Davachi as Chief Technology Officer and Chief Operating Officer.
  • Ultra Clean Holdings IncUCTT shares rose 9.17 percent to close at $23.09. Ultra Clean will replace Scientific Games SGMS in the S&P SmallCap 600 on Wednesday, January 3, 2018.
  • vTv Therapeutics IncVTVT shares climbed 8.09 percent to close at $6.01 on Friday.
  • Bravo Brio Restaurant Group, IncBBRG shares gained 6.38 percent to close at $2.50.

Losers

  • Energous Corp WATTshares dipped 38.39 percent to close at $19.45 after climbing 33.21 percent on Thursday.
  • LiNiu Technology GroupLINU dipped 34.62 percent to close at $2.04 on Friday. LiNiu Technology shares jumped 134.59 percent Thursday after the company reported 1H’17 results. The company posted net loss of $5.7 million.
  • Live Ventures IncLIVE shares tumbled 19.98 percent to close at $15.98 on Friday. Live Ventures shares climbed 50.60 percent Thursday after the company reported FY17 sales of $152 million, up from $79 million in the prior year.
  • Valeritas Holdings, Inc. VLRXshares dropped 17.02 percent to close at $2.85.
  • KBS Fashion Group LtdKBSF shares dropped 16.87 percent to close at $4.14 on Friday after gaining 18.85 percent on Thursday.
  • Forward Pharma A/SFWP shares fell 14.42 percent to close at $3.68.
  • ADTRAN, Inc.ADTN shares declined 13.03 percent to close at $19.35 on Friday after the company issued a weak guidance for the fourth quarter.
  • Digital Power CorporationDPW shares fell 13.01 percent to close at $3.21.
  • Zion Oil & Gas, Inc. ZNshares fell 10 percent to close at $2.16 on Friday.
  • Helios and Matheson Analytics Inc.HMNY dropped 8.55 percent to close at $6.31 on Friday after climbing 28.01 percent on Thursday.
  • Syntel, Inc. SYNT declined 4.84 percent to close at $22.99. Wells Fargo downgraded Syntel from Market Perform to Underperform.