Top Losers

  Synthetic Biologics Inc (NYSE: SYN) shares tumbled 38.7 percent to $0.877 Synthetic Biologics priced 25 million shares at $1.00 per share. Amplify Snack Brands Inc (NYSE: BETR) shares dropped 24.5 percent to $10.17 after the company posted downbeat quarterly earnings. Eleven...

  Dynavax Technologies Corporation (NASDAQ: DVAX) shares tumbled 64.9 percent to $4.07 after the disclosure of a Complete Response Letter (CRL) from the FDA on its Biologics License Application for HEPLISAV-B. The drug candidate is meant for immunization of adults 18 years and older...

  eMagin Corporation (NYSE: EMAN) shares fell 16.7 percent to $2.00. eMagin reported a Q3 loss of $0.08 per share on revenue of $4.3 million. Companhia Paranaense de Energia (ADR) (NYSE: ELP) declined 15 percent to $8.08. Companhia Paranaense de Energia reported a Q3 loss of $26.8...

  Anthera Pharmaceuticals Inc (NASDAQ: ANTH) tumbled 34.5 percent to $1.82 following failure of SLE trial to meet primary endpoint. CPI Card Group Inc (NASDAQ: PMTS) shares dipped 34.2 percent to $3.33 after the company reported downbeat Q3 results and issued a weak FY16 forecast....

  AgroFresh Solutions Inc (NASDAQ: AGFS) shares declined 39.7 percent to $2.83. AgroFresh posted Q3 earnings of $0.15 per share on revenue of $61.2 million. Community Health Systems (NYSE: CYH) shares fell 27.6 percent to $4.30. Community Health shares have dropped 76.39 percent over...

  BioScrip Inc (NASDAQ: BIOS) tumbled 47.9 percent to $1.36. BioScrip reported a Q3 loss from continuing operations of $0.12 per share on revenue of $224.5 million. The company also raised its FY16 sales outlook. OneMain Holdings Inc (NYSE: OMF) dropped 38.5 percent to $16.97 on weak...

  Concordia International Corp (NASDAQ: CXRX) shares dropped 35.1 percent to $2.07 after the company reported downbeat results for its third quarter. Concordia also disclosed that its suspending its guidance. Nobilis Health Corp (USA) (NYSE: HLTH) shares tumbled 13.3 percent to $2....

  Trillium Therapeutics Inc. (NASDAQ: TRIL) shares tumbled 48 percent to $7.60 after safety concerns with lead cancer drug TTI-621 were earlier disclosed in abstract. AAC Holdings Inc (NYSE: AAC) shares dipped 44.4 percent to $8.84 after the company posted downbeat quarterly results...

  Adeptus Health Inc (NYSE: ADPT) shares declined 66 percent to $9.15 after the company posted downbeat quarterly results and lowered its FY16 EBITDA outlook. Tandem Diabetes Care Inc (NASDAQ: TNDM) dropped 58 percent to $2.25 after the company posted downbeat quarterly results....

  Neovasc Inc (US) (NASDAQ: NVCN) shares tumbled 35.4 percent to $0.659 as the company announced an update in litigation with CardiAQ. Neovasc will pay $91 million in damages. Instructure Inc (NYSE: INST) dropped 24.2 percent to $19.30. Instructure reported a Q3 loss of $0.34 per...

  Memorial Production Partners LP (NASDAQ: MEMP) shares tumbled 51.4 percent to $0.530 as the company announced Friday that it will suspend quarterly cash distribution. Stifel Nicolaus downgraded Memorial Production Partners from Hold to Sell. Opexa Therapeutics Inc (NASDAQ: OPXA)...

  Opexa Therapeutics Inc (NASDAQ: OPXA) shares tumbled 67.5 percent to $1.11 after the company disclosed that its top-line results from Phase 2b Abili-T trial evaluating Tcelna did not meet primary endpoint. Senomyx Inc. (NASDAQ: SNMX) declined 47.4 percent to $1.39. SENOMYX...

  Community Health Systems (NYSE: CYH) shares tumbled 42.3 percent to $5.79. Community Health Systems projects Q3 net operating revenue of $4.380 billion and loss from continuing operations before income taxes of around $(83) million. Baird downgraded Community Health from Neutral to...

  Sonus Networks, Inc. (NASDAQ: SONS) dropped 14 percent to $6.47. Sonus Networks reported Q3 earnings of $0.12 per share on revenue of $65 million. Sonus projects Q4 earnings of $0.09 to $0.12 per share, and revenue of $65 million to $67 million. Weatherford International Plc (NYSE...

  Dipexium Pharmaceuticals Inc (NASDAQ: DPRX) shares tumbled 76 percent to $3.05 following the announcement that its drug Locilex has failed to meets in primary endpoint in its Phase 3 trial. FuelCell Energy Inc (NASDAQ: FCEL) declined 29.3 percent to $3.67 after the company disclosed...