Top Losers

  Tonix Pharmaceuticals Holding Corp. (NASDAQ: TNXP) shares dropped 54.1 percent to $1.00 as the company disclosed that its Phase 3 clinical study, AFFIRM, missed the primary efficacy endpoint. Karyopharm Therapeutics Inc (NASDAQ: KPTI) shares dropped 14.1 percent to $9.12 after the...

  VeriFone Systems Inc (NYSE: PAY) shares dropped 19.5 percent to $16.18. VeriFone reported upbeat earnings for its third quarter, but sales missed expectations. The company also lowered its guidance for 2016. ChemoCentryx Inc (NASDAQ: CCXI) shares dipped 14.6 percent to $4.52 as the...

  Genesco Inc. (NYSE: GCO) shares tumbled 30 percent to $50.79. Genesco posted upbeat Q2 earnings, but sales missed expectations. The company also lowered its FY guidance. Vectrus Inc (NYSE: VEC) shares dipped 20.3 percent to $26.90 as the company disclosed that it has lost the Army...

  Atossa Genetics Inc (NASDAQ: ATOS) shares dipped 29 percent to $2.45. Atosssa Genetrics priced its 1.15 million share offering at $2.50 per share. Hemispherx BioPharma, Inc (NYSE: HEB) shares dipped 18.1 percent to $1.45 after the company reported a $5 million direct offering....

  BOS Better OnLine Sol (USA) (NASDAQ: BOSC) shares dropped 16.3 percent to $2.92. Better Online Solutions posted Q2 earnings of $0.14 per share on revenue of $14.38 million. Caesars Entertainment Corp (NASDAQ: CZR) shares tumbled 15.8 percent to $6.34 after a court ruling leaves the...

  Dollar General Corp. (NYSE: DG) shares dropped 13.6 percent to $79.27 as the company posted weak quarterly results. xG Technology Inc (NASDAQ: XGTI) shares dropped 13.5 percent to $0.484 as the company reported that it has filed 833,336 shares common stock shelf for shareholders...

  Express, Inc. (NYSE: EXPR) shares dropped 24.4 percent to $12.12 after the company reported downbeat results for its fiscal second quarter and issued a weak outlook for the third quarter and full year. La-Z-Boy Incorporated (NYSE: LZB) shares declined 13.1 percent to $27.11 as the...

  Xtera Communications Inc (NASDAQ: XCOM) shares dropped 45.7 percent to $0.380 after the company reported that it has received a notice of termination of the Master Manufacturing Agreement with Foxconn. Biostar Pharmaceuticals Inc (NASDAQ: BSPM) dropped 32.6 percent to $2.73...

  ERBA Diagnostics Inc (NYSE: ERB) shares dropped 20 percent to $0.880. ERBA Diagnostics shares have dropped 33.73 percent over the past 52 weeks, while the S&P 500 index has gained 15.35 percent in the same period. Xtant Medical Holdings Inc (NYSE: XTNT) shares fell 18.1 percent...

  StemCells Inc (NASDAQ: STEM) shares tumbled 18 percent to $1.36. StemCells shares have declined 67.83 percent over the past 52 weeks, while the S&P 500 index has gained 5.16 percent in the same period. China Finance Online Co. (ADR) (NASDAQ: JRJC) dropped 16 percent to $4.36....

  Auris Medical Holding AG (NASDAQ: EARS) dropped 59.6 percent to $2.16 as the company issued results from TACTT2 trial with Keyzilen in acute inner ear tinnitus. The trial did not meet co-primary efficacy endpoints. The company also reported Q2 earnings of CHF0.25 per share. Cerulean...

  StemCells Inc (NASDAQ: STEM) shares dropped 36.5 percent to $1.65 as the company reported that it will accept warrant exercises from holders to purchase common stock issued on April 29, 2015 at a reduced exercise price of $1.10 per share. StemCells shares jumped 598.55 percent on...

  Hain Celestial Group Inc (NASDAQ: HAIN) shares dipped 27.9 percent to $38.48 after the company announced a delay of its earnings release. After Monday's market close, the organic food manufacturer said the delay is due to accounting of concessions granted to certain U.S....

  Performance Sports Group Ltd (NYSE: PSG) shares dipped 61.5 percent to $1.34. Performance Sports reported that it would not file its Annual Report on Form 10-K by the August 15, 2016 deadline. Aurinia Pharmaceuticals Inc (NASDAQ: AUPH) shares tumbled 56.5 percent to $1.78. Aurinia...

  Ocean Rig UDW Inc. (NASDAQ: ORIG) shares tumbled 54.4 percent to $0.985. Ocean Rig reported Q2 EPS $1.83 versus estimates of $0.72. Sales were $452.6 million versus estimates of $376.45 million. During the call, Chairman and CEO George Economou assured the company will focus on de-...