Biggest Stock Gainers & Losers 5/19/11

Below these are the Top Gainers & Losers Stocks May 19, 2011.

Composite Biggest Gainers

Ticker Company Change
QPSA Quepasa Corp. 17.99%
FRP Fairpoint Communications, Inc. 15.16%
CEDC Central European Distribution Corp. 11.34%
DATE Jiayuan.com International Ltd. 9.09%
PETD Petroleum Development Corporation 8.96%
TINY Harris & Harris Group, Inc. 8.88%
MERC Mercer International Inc. 8.49%
AMRN Amarin Corporation plc 7.85%
PETM PetSmart, Inc. 7.58%
TSLA Tesla Motors, Inc. 7.02%
LCC US Airways Group, Inc. 6.72%
TTC Toro Co. 6.54%
ELOS Syneron Medical Ltd. 6.27%
JACK Jack in the Box Inc. 5.62%
BSFT BroadSoft, Inc. 5.50%
TZOO Travelzoo Inc. 5.47%
SINA Sina Corp. 5.38%
MAKO MAKO Surgical Corp. 5.28%
TWER TowerStream Corporation 5.26%
PCYC Pharmacyclics Inc. 5.16%
YOKU Youku.com Inc 4.55%
SODA SodaStream International Ltd. 4.45%
TMO Thermo Fisher Scientific, Inc. 4.21%
QIHU Qihoo 360 Technology Co. Ltd. A 4.20%
WTW Weight Watchers International, Inc. 4.19%
DAL Delta Air Lines Inc. 4.12%
NDSN Nordson Corporation 4.09%
CNO CNO Financial Group, Inc. 4.01%
VOLC Volcano Corporation 3.98%
DVR Cal Dive International Inc 3.96%
LYV Live Nation Entertainment, Inc. 3.88%
MTL Mechel OAO 3.73%
REE Rare Element Resources Ltd. 3.71%
MCP Molycorp, Inc. 3.70%
GPOR Gulfport Energy Corp. 3.69%
SPPI Spectrum Pharmaceuticals, Inc. 3.53%
BMTI BioMimetic Therapeutics Inc. 3.52%
CTRP Ctrip.com International Ltd. 3.51%
VVUS VIVUS Inc. 3.44%
NCI Navigant Consulting Inc. 3.40%
FST Forest Oil Corp. 3.38%
QLIK Qlik Technologies, Inc. 3.36%
GDP Goodrich Petroleum Corp. 3.35%
VC Visteon Corp. 3.28%
MPEL Melco Crown Entertainment Ltd. 3.27%
FWLT Foster Wheeler AG 3.23%
EAT Brinker International Inc. 3.21%
MGM MGM Resorts International 3.12%
SFLY Shutterfly, Inc. 3.12%
CNW Con-way Inc. 3.09%
LIZ Liz Claiborne Inc. 3.09%
ACHN Achillion Pharmaceuticals, Inc. 3.08%
BIDU Baidu, Inc. 3.06%
THOR Thoratec Corp. 3.06%
CHU China Unicom (Hong Kong) Limited 3.04%
EC Ecopetrol SA 3.03%
SFSF SuccessFactors, Inc. 3.00%
INTU Intuit Inc. 2.98%
MAS Masco Corporation 2.98%
HOT Starwood Hotels & Resorts Worldwide Inc. 2.98%
ABFS Arkansas Best Corporation 2.95%
IAG IAMGOLD Corp. 2.94%
RRR RSC Holdings, Inc. 2.94%
MITI Micromet, Inc. 2.91%
DLTR Dollar Tree, Inc. 2.90%
LO Lorillard, Inc. 2.90%
FLO Flowers Foods, Inc. 2.90%
UAL United Continental Holdings, Inc. 2.89%
CLNE Clean Energy Fuels Corp. 2.85%
FTNT Fortinet Inc. 2.80%
SSW Seaspan Corp. 2.79%
FOSL Fossil, Inc. 2.79%
HERO Hercules Offshore, Inc. 2.76%
REDF Rediff.com India Ltd. 2.74%

Composite Biggest Losers
Ticker Company Change
CCSC Country Style Cooking Restaurant Chain Co., Ltd. -30.11%
NQ NetQin Mobile Inc. American Dep -15.37%
CHBT China-Biotics, Inc. -14.76%
BKE Buckle Inc. -14.01%
BIG Big Lots Inc. -10.52%
NTSP Netspend Holdings, Inc. -10.28%
AAP Advance Auto Parts Inc. -10.15%
CNTF China Techfaith Wireless Communication Technology Limited -8.61%
SSYS Stratasys Inc. -7.95%
CCIH ChinaCache International Holdings Ltd. -7.88%
TDW Tidewater Inc. -6.41%
AVEO AVEO Pharmaceuticals, Inc. -6.04%
MBLX Metabolix, Inc. -5.72%
HOTT Hot Topic Inc. -5.35%
WSM Williams-Sonoma Inc. -4.76%
MOBI Sky-mobi Limited -4.69%
GDOT Green Dot Corporation -4.60%
NETL NetLogic Microsystems Inc. -4.46%
LDK LDK Solar Co., Ltd. -4.42%
GPRO Gen-Probe Inc. -4.37%
FORM FormFactor Inc. -4.27%
CYTX Cytori Therapeutics, Inc. -4.20%
ONXX Onyx Pharmaceuticals Inc. -4.14%
TSL Trina Solar Ltd. -3.96%
LTD Limited Brands, Inc. -3.86%
NEOP Neoprobe Corp. -3.82%
KLAC KLA-Tencor Corporation -3.78%
TDSC 3D Systems Corp. -3.61%
ENZN Enzon Pharmaceuticals Inc. -3.59%
LTXC LTX-Credence Corporation -3.51%
RTI RTI International Metals, Inc. -3.50%
BBBB Blackboard Inc. -3.39%
SIGA SIGA Technologies, Inc. -3.34%
SNPS Synopsys Inc. -3.32%
STP Suntech Power Holdings Co. Ltd. -3.30%
UXG US Gold Corporation -3.24%
VHC VirnetX Holding Corp -3.23%
MOS Mosaic Co. -3.20%
ARBA Ariba Inc. -3.09%
BONT Bon-Ton Stores Inc. -3.05%
CTRN Citi Trends -3.04%
MSCC Microsemi Corp. -3.02%
CHS Chico's FAS Inc. -2.98%
TWI Titan International Inc. -2.91%
NKTR Nektar Therapeutics -2.84%
POT Potash Corp. of Saskatchewan, Inc. -2.80%
CVH Coventry Health Care Inc. -2.80%
BWC The Babcock & Wilcox Company -2.78%
SANM Sanmina-SCI Corp. -2.77%
NKA Niska Gas Storage Partners LLC -2.73%
GFA Gafisa S.A. -2.72%
LPL LG Display Co., Ltd. -2.72%
ZAGG ZAGG Incorporated -2.71%
ITMN InterMune Inc. -2.66%
ORLY O'Reilly Automotive Inc. -2.66%
RIMM Research In Motion Limited -2.64%
SHLD Sears Holdings Corporation -2.62%
SYNA Synaptics Inc. -2.62%
CALD Callidus Software Inc. -2.60%
CIS Camelot Information Systems Inc. -2.59%
SMTC Semtech Corp. -2.54%
GAIA Gaiam Inc. -2.53%
PBY Pep Boys - Manny, Moe & Jack -2.46%
DELL Dell Inc. -2.45%
AUO AU Optronics Corp. -2.45%
PWER Power-One Inc. -2.43%
KLIC Kulicke & Soffa Industries Inc. -2.38%
GOL GOL Linhas A -2.38%
SD SandRidge Energy, Inc. -2.34%
ATI Allegheny Technologies Inc. -2.30%
BYD Boyd Gaming Corp. -2.26%
PLCM Polycom, Inc. -2.22%
SFY Swift Energy Co. -2.21%
SLXP Salix Pharmaceuticals Ltd. -2.18%