NEW YORK ( TheStreet) -- Clean Edge and Nasdaq's three benchmark clean-tech stock indices all rebounded slightly last week with the Nasdaq Clean Edge Green Energy Index (CELS) up 4.14%, the Nasdaq OMX Clean Edge Global Wind Energy Index (QWND) gaining 2.67%, and the Nasdaq OMX Clean Edge Smart Grid Infrastructure Index (QGRD) 5.92% higher from the previous week.
The overall market saw similar movement last week -- the
rose 2.23%, Nasdaq grew 3.58%, and AMEX Oil was 0.65% higher.
CELS -- up 4.14% for the week and 21.69% 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 53 total component securities, 41 experienced gains, 11 lost ground, and one remained unchanged from the previous week's close.
CELS' best performer for the week was biomaterials maker
(MBLX - Get Report)
, gaining 34.42%. Rounding out the top five CELS performers were power technology developer
(AMSC - Get Report)
, up 23.59%; energy storage product maker
, higher by 19.00%; electronic materials provider
(RBCN - Get Report)
, rising 18.03%; and OLED developer
Universal Display Corporation
, up 17.32%.
CELS' worst performer last week was solar product manufacturer
, declining 9.06%. Other worst performers included electric motor technology developer
(UQM - Get Report)
, falling 3.57%; energy management service provIder
, losing 2.71%; semiconductor maker Fairchild Semiconductor (FCS), down 2.19%; and solar wafer manufacturer
(SOL - Get Report)
, losing 1.97%.
QWND -- up 2.67% last week but 14.09% 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 21 pure play components, 16 experienced gains, four saw losses, and one ended the week unchanged.
QWND's best pure play performer for the week was American Superconductor, up 23.59%. Other top pure play performers included carbon fiber composite manufacturer
, gaining 14.33%; gearbox and drive train maker
Hansen Transmissions International
, rising 8.98%; wind turbine part supplier
China High Speed Transmission Equipment Group
(0658), growing 7.34%; and wind turbine manufacturer
Vestas Wind Systems
(VWS), up 7.29% for the week.