QWND's worst pure play performers were wind farm owner and operator
(TENERGY), declining 14.22%; Spain-based renewable energy developer
(IBR), down 3.35%; wind turbine manufacturer
(CWP), losing 1.20%; wind power producer
China Longyuan Power Group
(0916), declining 0.38%; and wind farm developer
Greentech Energy Systems
(GES), unchanged for the week.
QGRD -- up 5.92% 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, 16 of the 21 pure play QGRD components saw gains while the remaining five lost ground.
QGRD's best pure play performer was American Superconductor, gaining 23.59%. Rounding out the top five pure play performers were energy management service provider
(POWR - Get Report)
, up 14.33%; utility industry contractor Quanta Services (PWR), up 14.03%; electrical infrastructure specialty contractor
, 13.44% higher; and demand energy management company
(ENOC - Get Report)
, gaining 11.89%.
QGRD's worst performers included solar inverter maker
SMA Solar Technology
(S92), losing 8.19%; Comverge, down 2.71%; communication network equipment provider
, retreating 2.65%; Italy-based utility cable provider
, down 1.86%; and utility network provider
(ESE - Get Report)
, lower by 0.10%.