QWND's worst pure play performers were German wind turbine manufacturer
(NDX1), declining 6.55 percent; gearbox and drive train maker
(HSN), down 6.12 percent; renewable energy developer
(PNE3), losing 4.06 percent; wind farm owner and operator
Japan Wind Development, declining 3.22 percent; and wind turbine developer
(CWP), lower by 3.18 percent.
QGRD, up 1.31 percent from the previous week, is composed of companies that are primarily involved in the electric grid; electric meters, devices, and networks; energy storage and management; and enabling software used by the smart grid and electric infrastructure sector.
Last week, 11 of the 21 pure play QGRD components saw gains while the remaining 10 lost ground.
QGRD's best pure play performer was
(PWER - Get Report), gaining 15.92 percent.
Rounding out the top five pure play performers were
, up 9.51 percent; solar inverter maker
SMA Solar Technology
, rising 4.66 percent; smart meter manufacturer
, 4 percent higher; and distribution transformer manufacturer
, growing 0.95 percent.
QGRD's worst performers included Italian energy cable provider
, losing 11.5 percent; electric infrastructure contractor
, down 6.54 percent;
, retreating 6.09 percent; wire and cable product provider
, down 4.25 percent; and electricity distrubution and automation developer
, lower by 3.38 percent.
This information is not intended to be used as a guide to investing, and the authors make no guarantees that any investments based on the information contained herein will benefit you in specific applications, owing to the risk that is involved in investing of almost any kind. For more on Clean Edge's stock indexes - including methodology, components, historical performance, financial products and licensing information, please visit our