Top Losers

Pacific Sunwear of California, Inc. (NASDAQ: PSUN) shares tumbled 11.04 percent to $1.53. Pacific Sunwear reported a Q1 adjusted loss of $0.12 per share. It expected Q2 adjusted loss of $0.05 per share to a gain of $0.01 per share and sales of $201 million to $209 million. Mizuho Securities...

Cellectis SA (ADR) (NASDAQ: CLLS) shares dropped 7.68 percent to $44.00 in pre-market. The Financial Times reported Thursday that the company was in sales talks with Pfizer Inc. (NYSE: PFE) among potential buyers. Eleven Biotherapeutics Inc (NASDAQ: EBIO) fell 3.51 percent to $2.75 in pre-...

NeoStem Inc (NYSE: NBS) shares fell 22.05 percent to $2.05 after the company priced 12,500,000 shares of common stock at a price of $2.00 per share. Tilly's Inc (NYSE: TLYS) shares slipped 17.77 percent to $10.69 after the company issued a weak forecast for the second quarter. Xcerra Corp (...

Semtech Corporation (NASDAQ: SMTC) shares dropped 6.30 percent to $23.07 in pre-market after the company reported weaker-than-expected results for the first quarter and issued a downbeat forecast for the current quarter. Prima Biomed Ltd. (NASDAQ: PBMD) fell 3.64 percent to $2.65 in pre-market...

GlobeImmune Inc (NASDAQ: GBIM) shares declined 49.03 percent to $4.20 after the company reported top line results from GS-4774 Phase 2 trial in virally-suppressed chronic HBV patients. Michael Kors Holdings Ltd (NYSE: KORS) shares dipped 18.70 percent to $49.26 after the company reported weaker...

Michael Kors Holdings Ltd (NYSE: KORS) shares dropped 12.84 percent to $52.81 in pre-market after the company reported weaker-than-expected earnings for the fiscal fourth quarter and issued a downbeat forecast for the current quarter. Workday Inc (NYSE: WDAY) fell 8.37 percent to $84.75 in pre-...

Cyren Ltd (NASDAQ: CYRN) shares slipped 14.60 percent to $2.69. Cyren posted a Q1 non-GAAP loss of $0.03 per share on non-GAAP revenue of $7.0 million. Ehi Car Services Ltd (ADR) (NYSE: EHIC) shares dropped 6.57 percent to $14.94 after the company announced its plans to sell up to 22.34 million...

First Solar, Inc. (NASDAQ: FSLR) fell 4.65 percent to $52.51 in pre-market trading. RBC Capital downgraded First Solar from Sector Perform to Underperform and lowered the price target from $54.00 to $34.00. Nabors Industries Ltd. (NYSE: NBR) shares dropped 1.97 percent to $15.40 in pre-market....

Otonomy Inc (NASDAQ: OTIC) shares dipped 22.09 percent to $24.19 after the company announced Phase 2b topline data for OTO-104 in Meniere's disease. JP Morgan downgraded Otonomy from Overweight to Neutral and lowered the price target from $42.00 to $30.00. Viggle Inc (NASDAQ: VGGL) shares tumbled...

Aeropostale Inc (NYSE: ARO) fell 13.90 percent to $2.23 in pre-market trading after the company reported a wider-than-expected loss for the first quarter. Prima Biomed Ltd. (NASDAQ: PBMD) shares tumbled 10.49 percent to $2.73 in pre-market trading after dipping 48.39 percent on Thursday. Qunar...

Prima Biomed Ltd. (NASDAQ: PBMD) shares dipped 29.95 percent to $4.14 following a 269.38 percent gain on Wednesday. China Information Technology, Inc. - Ordinary Shares (NASDAQ: CNIT) shares declined 23.01 percent to $5.52 after the company entered into a securities purchase agreement for sale...

Prima Biomed Ltd. (NASDAQ: PBMD) shares tumbled 34.01 percent to $3.90 in pre-market trading following a 269.38 percent gain on Wednesday. NetApp Inc. (NASDAQ: NTAP) fell 12.82 percent to $30.80 in pre-market trading after the company reported weaker-than-expected earnings for its fiscal fourth...

Lpath, Inc. (NASDAQ: LPTN) shares dropped 75.44 percent to $0.420 after the company announced its plans to cut jobs as its multicenter, Phase 2 Nexus clinical trial evaluating iSONEP™ in patients with wet age-related macular degeneration did not meet primary or key secondary endpoints. EVINE...

Etsy Inc (NASDAQ: ETSY) slipped 19.29 percent to $16.95 in pre-market trading after the company reported a loss in the first quarter. The Brooklyn, New York-based company posted a quarterly net loss of $36.6 million, or $0.84 per share, versus a year-ago loss of $0.5 million, or $0.01 per share...

Yingli Green Energy Hold. Co. Ltd. (ADR) (NYSE: YGE) shares dipped 38.26 percent to $ 0.920 as the company expressed "substantial doubt...to continue as a going concern." Vertex Energy Inc (NASDAQ: VTNR) shares slipped 22.82 percent to $2.57. Vertex Energy reported a Q1 loss of $0.60 per share...