NEW YORK ( TheStreet) - Clean Edge and Nasdaq's three benchmark clean-tech stock indexes ended the year with a week of mild and mixed movement.
For the week, the Nasdaq Clean Edge Green Energy Index (CEL) was down 0.80 percent, the Nasdaq OMX Clean Edge Global Wind Energy Index (QWND) 1.99 percent higher, and the Nasdaq OMX Clean Edge Smart Grid Infrastructure Index (QGRD) gained a slight 0.01 percent from the previous week.
The overall market was also relatively calm: the S&P 500 gained 0.07 percent and Nasdaq lost 0.48 percent, while AMEX Oil was 1.75 percent higher from the previous week.
CELS -- down 0.80 percent for the week but 2.14 percent higher than a year ago -- tracks U.S.-listed clean-energy companies and is divided into four categories: advanced materials; energy intelligence; energy storage and conversion; and renewable electricity generation and renewable fuels. Of the 51 total component securities, 16 experienced gains and 35 lost ground.CELS' best performer for the week was wind energy product and service provider Broadwind Energy (BWEN), gaining 14.36 percent. Rounding out the top five CELS performers were biomaterial developer Metabolix (MBLX), up 12.48 percent; power management device maker ON Semiconductor (ONNN), higher by 5.22 percent; solar and LED manufacturing equipment provider Aixtron (AIXG), up 4.20 percent; and power management product manufacturer O2Micro International (OIIM), 2.83 percent higher for the week. CELS' worst performer last week was electric vehicle manufacturer Tesla Motors (TESLA), declining 11.50 percent. Other worst performers included lithium-ion battery system developer Ener1 (HEV), losing 5.96 percent; solar product maker Solarfun Power Holdings (SOLF), down 4.78 percent; energy-efficient power management device maker Power-One (PWER), retreating 4.67 percent; and solar cell and module manufacturer Canadian Solar (CSIQ), 4.47 percent lower for the week. QWND -- 1.99 percent higher last week but 35.40 percent lower in the last 12 months -- includes companies that are primarily manufacturers, developers, distributors, installers, and users of energy derived from wind sources. Of QWND's 18 pure play components, nine saw gains and nine experienced losses for the week. QWND's best pure play performer for the week was wind farm developer China Longyuan Power (0916), up 3.95 percent. Other top pure play performers included wind turbine maker Nordex (NDX1), gaining 3.55 percent; wind energy project developer China WindPower Group (0182), rising 2.63 percent; advanced composite material developer Gurit (GUR), up 2.32 percent; and wind turbine equipment manufacturer China High Speed Transmission Equipment Group (0658), higher by 2.21 percent for the week.
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