Gainers

  • Anthera Pharmaceuticals IncANTH shares jumped 43.79 percent to close at $2.43 on Wednesday. Roth Capital initiated coverage on Anthera Pharmaceuticals with a Buy rating and a $10.00 price target.
  • Restoration Robotics, Inc. HAIRclimbed 35.61 percent to close at $6.36.
  • Quad/Graphics, Inc.QUAD shares gained 26.21 percent to close at $27.83 after the company reported upbeat Q4 earnings. The company also announced the acquisition of Ivie & Associates.
  • Fate Therapeutics Inc FATEshares rose 15.49 percent to close at $10.59 on Wednesday.
  • Voyager Therapeutics, Inc. VYGRshares rose 15.47 percent to close at $27.32.
  • Chefs’ Warehouse IncCHEF gained 13.37 percent to close at $22.05 on Wednesday as the company reported upbeat Q4 results.
  • Legacy Reserves LPLGCY shares rose 12.89 percent to close at $2.89 following Q4 results.
  • Vishay Precision Group IncVPG gained 11.87 percent to close at $27.80 following upbeat Q4 results.
  • Conduent Incorporated CNDTrose 11.69 percent to close at $17.86 following Q4 results.
  • Mattersight CorporationMATR shares climbed 11.63 percent to close at $2.40.
  • BeiGene, Ltd. BGNEshares surged 10.51 percent to close at $149.92 on Wednesday.
  • The Hackett Group, Inc. HCKTshares gained 10.38 percent to close at $18.39 as the company posted upbeat quarterly earnings and increased its annual dividend from $0.30 to $0.34 per share.
  • La-Z-Boy IncorporatedLZB jumped 9.86 percent to close at $31.75 as the company reported better-than-expected revenue for its third quarter.
  • LivePerson, Inc.LPSN shares climbed 9.54 percent to close at $14.35 after the company reported Q4 results and issued FY18 forecast. LivePerson also named Chris Greiner as CFO.
  • Kirkland Lake Gold Ltd.KL gained 8.32 percent to close at $15.37 following Q4 results.
  • Advance Auto Parts, Inc. AAProse 8.21 percent to close at $114.00 after the company reported stronger-than-expected earnings for its fourth quarter.
  • HealthStream, Inc. HSTMshares surged 7.27 percent to close at $25.39. HealthStream reported Q4 earnings of $0.12 per share on sales of $62.8 million.
  • Cytosorbents Corporation CTSOshares rose 7.19 percent to close at $7.825 on Wednesday after declining 4.89 percent on Tuesday.
  • Finish Line IncFINL rose 7.13 percent to close at $10.22. Buckingham upgraded Finish Line from Underperform to Neutral.
  • Tetraphase Pharmaceuticals IncTTPH rose 5.77 percent to close at $2.20 in reaction to the clinical-stage biopharmaceutical company’s announcement on Tuesday of a development and commercialization agreement in China. The company said it has reached an exclusive licensing agreement with China’s Everest Medicines Limited to develop and commercialize its eravacycline therapy in mainland China, Taiwan, Hong Kong, Macau, South Korea, and Singapore.


Losers

  • Aegean Marine Petroleum Network Inc.ANW shares dipped 38.2 percent to close at $2.75 on Wednesday after the company announced plans to acquire HEC Europe for $367 million and reported preliminary earnings for the fourth quarter.
  • Tile Shop Hldgs, Inc.TTS shares tumbled 26.92 percent to close at $6.175 on Wednesday after the company reported weaker-than-expected Q4 results.
  • QTS Realty Trust IncQTS shares declined 22.7 percent to close at $34.01. QTS Realty reported a Q4 loss of $0.29 per share on revenue of $118.9 million. The company also reported a strategic restructuring to accelerate growth and profitability.
  • InpixonINPX shares dipped 18.26 percent to close at $1.79. Inpixon reported intention to enhance its Indoor Positioning Analytics engine by using AI and machine learning ‘to anonymously capture device identity, build a repository of device profiles and fingerprints, and offer intelligent solutions…’
  • S. Silica Holdings IncSLCA dropped 18.21 percent to close at $25.15 after reporting downbeat quarterly earnings.
  • MabVax Therapeutics Holdings, Inc. MBVXshares fell 16.39 percent to close at $2.04.
  • Xtant Medical Holdings IncXTNT shares declined 16.3 percent to close at $6.11.
  • Dropcar IncDCAR shares fell 16.07 percent to close at $2.56.
  • Sientra, Inc. SIENdeclined 15.34 percent to close at $9.49.
  • Kraton CorpKRA shares fell 15.14 percent to close at $43.10 following Q4 results.
  • Aevi Genomic Medicine, Inc. GNMXshares dropped 14.29 percent to close at $1.80.
  • Matson, Inc. MATXshares tumbled 13.35 percent to close at $29.80 following Q4 results.
  • Smart Sand, Inc. SNDshares fell 13.17 percent to close at $7.085.
  • Vonage Holdings Corp. VGshares fell 12.55 percent to close at $10.03. Vonage reported Q4 earnings of $0.09 per share on revenue of $254 million.
  • Devon Energy CorpDVN fell 11.77 percent to close at $30.57. Devon Energy reported Q4 earnings of $0.35 per share on revenue of $3.983 billion.
  • Diana Containerships Inc. DCIXshares slipped 11.62 percent to close at $2.13.
  • DPW Holdings, Inc. DPWdropped 11.43 percent to close at $1.78.
  • Jeld-Wen Holding IncJELD fell 8.34 percent to close at $34.50 as the company posted downbeat quarterly results.
  • Boyd Gaming Corporation BYDslipped 6.89 percent to close at $35.01 in the pre-market trading session after the company reported weaker-than-expected results for its fourth quarter on Tuesday.
  • LendingClub CorpLC fell 5.57 percent to close at $3.90 after the company posted downbeat earnings for its fourth quarter on Tuesday.
  • Cardtronics PLCCATM shares slipped 5.18 percent to close at $23.41 after reporting weak FY2018 guidance following a fourth quarter earnings beat. Adjusted earnings came in at 73 cents per share, beating estimates by 10 cents. Sales were $363 million, beating estimates by $23 million.