Thursday May 21 Early TOP Pre Market GAPPERS/LOSERS: Top Gaining Stocks Price %Change CTP Ctpartners Execut... 4.80 55.26% ISR Isoray 3.70 18.59% ESE Esco Technologies... 41.82 9.56% BBY Best Buy Co. Inc.... 36.56 8.23% CRM Salesforce.com In... 74.50 6.19% ROP Roper Technologie... 187.04 5.74% YOKU Youku Tudou 24.30 5.56% UWTI VS 3X Wti Crude 3.51 5.41% VXDN Accushares Commod... 22.67 5.00% ICLD Intercloud System... 3.60 4.35% ACHN Achillion Pharmac... 9.38 3.65% KIRK Kirkland\'s Inc. ... 26.00 3.42% ASHR Deutsche X-tracke... 50.97 3.39% SBGL Sibanye Gold Ltd ... 7.55 3.28% SDRL Seadrill Ltd. 13.20 3.12% RIG Transocean 19.79 2.75% BBL Bhp Billiton Plc ... 44.78 2.71% PLUG Plug Power Inc. 2.69 2.67% VALE Vale S. A. Adr 6.76 2.27% HA Hawaiian Holdings... 24.98 2.21% Top Losing Stocks Price %Change PBMD Prima Biomed Ltd ... 4.25 -28.09% NTAP Netapp Inc. 31.49 -10.87% FATE Fate Therapeutics... 5.65 -7.98% SGYP Synergy Pharmaceu... 3.71 -7.25% WBAI 500 Com Ltd. Adr ... 22.20 -5.81% DWTI VS 3X Inv Wti Cru... 66.77 -5.42% LGF Lions Gate Entert... 30.98 -4.47% SRPT Sarepta Therapeut... 25.36 -3.35% PTBI Plasmatech Biopha... 9.01 -3.12% IFT Imperial Holdings... 6.16 -2.99% DRNA Dicerna Pharmaceu... 18.26 -2.30% TMV Direxion Daily 20... 33.60 -1.90% SFUN Soufun Holdings 7.07 -1.81% ARMK Aramark 31.30 -1.63% EDC Direxion Daily Em... 27.87 -1.62% YINN Direxion Daily Ft... 56.50 -1.50% DDD 3D Systems Corp. ... 21.76 -1.49% MBUU Malibu Boats Inc ... 20.33 -1.41% JASO JA Solar Holdings... 8.80 -1.18% SYT Syngenta AG Adr (... 90.03 -1.13%