Top Losers

Groupon Inc (NASDAQ: GRPN) shares tumbled 3.40 percent to $3.69 in pre-market trading after surging 8.83 percent on Wednesday. Analysts at Cowen initiated coverage on Groupon with a Underperform rating. Domino's Pizza, Inc. (NYSE: DPZ) shares dipped 3.27 percent to $104.50 in pre-market trading...

Axion Power International, Inc. (NASDAQ: AXPW) tumbled 35.13 percent to $1.20. Axion Power 8-K showed that the company failed to reach agreeable terms with LCB Int'l regarding funding and tech licensing. Nu Skin Enterprises, Inc. (NYSE: NUS) shares dipped 19.03 percent to $37.71 after the...

Nu Skin Enterprises, Inc. (NYSE: NUS) shares tumbled 15.85 percent to $39.19 in pre-market trading after the company lowered its revenue forecast for the third quarter. Yum! Brands, Inc. (NYSE: YUM) shares fell 15.82 percent to $70.22 in pre-market trading after the company reported weaker-than-...

EXACT Sciences Corporation (NASDAQ: EXAS) shares dipped 38.48 percent to $11.40. Benchmark downgraded Exact Sciences to Hold and lowered the price target from $34.00 to $11.00. Radware Ltd. (NASDAQ: RDWR) shares slipped 25.23 percent to $12.95 after the company issued a weak Q3 forecast....

EXACT Sciences Corporation (NASDAQ: EXAS) shares fell 37.40 percent to $11.60 in pre-market trading. Benchmark downgraded Exact Sciences to Hold and lowered the price target from $34.00 to $11.00. Illumina, Inc. (NASDAQ: ILMN) shares tumbled 15.68 percent to $137.87 in pre-market trading after...

Sientra Inc (NASDAQ: SIEN) shares declined 19.31 percent to $8.37 after the company issued a statement regarding the recent ANVISA announcement. FireEye Inc (NASDAQ: FEYE) shares dipped 7.92 percent to $30.44. FireEye and F5 Networks, Inc. (NASDAQ: FFIV) reported a global partnership to deliver...

FireEye Inc (NASDAQ: FEYE) shares tumbled 2.90 percent to $32.10 in pre-market trading. FireEye and F5 Networks, Inc. (NASDAQ: FFIV) reported a global partnership to deliver integrated security solutions. Piper Jaffray downgraded FireEye from Overweight to Neutral and lowered the price target from...

Amicus Therapeutics, Inc. (NASDAQ: FOLD) shares tumbled 55.13 percent to $6.17 following U.S. regulatory update for migalastat monotherapy. Progress Software Corporation (NASDAQ: PRGS) shares dipped 12.13 percent to $22.52. Progress Software reported stronger-than-expected earnings for its fiscal...

Progress Software Corporation (NASDAQ: PRGS) shares tumbled 14.94 percent to $21.80 in pre-market trading. Progress Software reported stronger-than-expected earnings for its fiscal third quarter. However, the company reported downbeat quarterly revenue and lowered its revenue forecast for the full...

National American University Holdngs Inc (NASDAQ: NAUH) shares dipped 20.43 percent to $2.22. National American University Holdings reported a FQ1 loss of $1.3 million on revenue of $24.6 million. Medgenics Inc (NYSE: MDGN) shares declined 10.36 percent to $7.01 after the company priced 6.155...

McCormick & Company, Incorporated (NYSE: MKC) shares tumbled 4.89 percent to $78.16 in pre-market trading after the company reported weaker-than-expected earnings for its fiscal third quarter. ASML Holding NV (ADR) (NASDAQ: ASML) shares declined 2.16 percent to $86.08 in pre-market trading...

Barracuda Networks Inc (NYSE: CUDA) shares dipped 32.53 percent to $15.89. Barracuda reported upbeat earnings for its fiscal second quarter, but the company's sales slightly missed analysts' estimates. The company also issued a weak forecast for the third quarter. Universal Truckload Services,...

Barracuda Networks Inc (NYSE: CUDA) shares tumbled 25.48 percent to $17.55 in pre-market trading. Barracuda reported upbeat earnings for its fiscal second quarter, but the company's sales slightly missed analysts' estimates. The company also issued a weak forecast for the third quarter. Diamond...

Zosano Pharma Corp (NASDAQ: ZSAN) shares declined 43.67 percent to $3.56. Zosano Pharma reported that it has discontinued the development of its Daily ZP-PTH treatment for severe osteoporosis and will resume development of its Weekly ZP-PTH product. The company also decided to terminate the...

Esperion Therapeutics Inc (NASDAQ: ESPR) shares fell 13.94 percent to $30.20 in pre-market trading following an update on ETC-1002 global Phase 3 strategy and analyst price target cuts. Galapagos NV (ADR) (NASDAQ: GLPG) shares tumbled 6.49 percent to $43.53 in pre-market trading after rising 4....