PowerShares WilderHill Clean Energy ETF Constituents
Posted on May 13th with stocks: ACPW, AMSC, APCC, APD, BLDP, BOX, CPST,
CREE, CY, DESC, ELON, EMKR, ENER, ESLR, FCEL, HYGS, IDA, IMCO, IMGC,
IRF, ITRI, KYO, MAG, MDTL, MGPI, MKTY, MXWL, ORA, PBW, PEIX, PLUG,
POWI, PX, QTWW, SPI, SPWR, STP, ULBI, UQM, WFR, ZOLT
Here are the constituents of the WilderHill Clean Energy Index, with a
brief description of each company, as of April 1st 2006. The index is
the basis for the PowerShares WilderHill Clean Energy Portfolio ETF
(PBW).
Renewable Energy Harvesting - 27% sector weight (10 stocks @2.7% each)
Distributed Energy, (DESC). Part solar, wind; mainly in DG, some H2: an
integrator.
Emcore, (EMKR). Solar, 27% ultra-efficient PV cells, also makes LED
products.
Evergreen (ESLR). Unique string-ribbon solar PV with efficient
silicon-use.
Kyocera, (KYO). Solar PV, integrated manufacturer is doubling
production.
MEMC, (WFR). Producer of the polysilicon needed in many crystalline
solar PV cells.
Ormat, (ORA). Geothermal, works as well in recovered energy, biofuels.
SunPower, (SPWR). Solar, Efficient PV panels with all-rear-contact
cells.
Cypress, (CY). (Parent firm of SPWR above, and owns the major block of
their stock).
SunTech Power, (STP). Solar, fast-growing and major producer of PV is
based in China.
Zoltek, (ZOLT). Wind, makes carbon fiber for wind blades and product
'lightening'.
Power Delivery and Conservation - 26% sector weight (10 stocks @2.6%
each)
American Superconductor, (AMSC). Superconductors, 'no'-resistance
2G HTS wire.
American Power Conversion, (APCC). UPS, makes firm-power systems.
Cree, (CREE). LEDs, makes efficient lights, power-saving electronics.
Echelon, (ELON). Networking, for management of whole energy systems.
International Rectifier, (IRF). Efficiency-enabling electronics
producer.
Itron, (ITRI). Monitoring, designs energy measurement and management
systems.
Magnetek, (MAG). Makes solar inverters, wind power converters, power
controllers.
Power Integration, (POWI). Energy savings, enables power conservation
in IC chips.
SuperPower / Intermagnetics, (IMGC). Superconductors, and power
transmission.
UQM Technologies, (UQM). Hybrid vehicle electrics; motor & power
systems.
Energy Conversion - 18% sector weight (7 stocks @2.57% each)
Ballard Power, (BLDP). Mid-size fuel cells, makes mainly PEM FCs.
Capstone Turbines, (CPST). Micro-turbines 30-60 kW, may be
flexible-fueled.
FuelCell Energy, (FCEL). Large fuel cells as stationary high-temp.
flex-fuel MCFCs.
Hydrogenics, (HYGS). Fuel cells and testing gear, H2 electrolysis,
regenerative FCs.
Medis, (MDTL). Micro fuel cells, designed for liquid-fuels and a unique
electrolyte.
Mechanical Technology, (MKTY). Small fuel cells, may compete with
Li-Ion batteries.
Plug Power, (PLUG). Mid-sized fuel cells for distributed generation,
home power.
Energy Storage - 16% sector weight (6 stocks @2.66% each)
Active Power, (ACPW). Flywheel power storage, a firm power alternative
to batteries.
Energy Conversion Devices, (ENER). Very diversified: in batteries,
solar PV, also H2 FCs.
Impco, (IMCO). Gaseous fuels, a manufacturer and integrator for
cleaner-fuel vehicles.
Maxwell, (MXWL). Ultracapacitors, a battery alternative such as for
hybrid vehicles.
Quantum Fuel, (QTWW). Hydrogen gas storage systems for cleaner-fuel
vehicles.
Ultralife Batteries, (ULBI). Batteries, advanced lithium ion, polymer
rechargeable.
Cleaner Fuels - 9% sector weight (5 stocks @1.8% each)
Air Products & Chemicals, (APD). Hydrogen, a supplier of many
industrial gases.
BOC Group, (BOX). Hydrogen, a supplier of many industrial gases.
MGP, (MGPI). Biofuels, ethanol and fuel alcohol.
Pacific Ethanol, (PEIX). Aims to be a leading biofuels producer for
Western U.S.
Praxair, (PX). Hydrogen, a supplier of many industrial gases.
Greener Utilities - 4% sector weight (2 stocks @2.0% each)
Idacorp, (IDA). Hydroelectric, Utility, mainly hydro; also some fuel
cell research.
PPM Energy / Scottish Power, (SPI). Wind, Utility, PPM is growing wind
power.
Source: PowerShares WilderHill Clean Energy Portfolio home page.
See also: Deconstructing PowerShares' Clean Energy Portfolio
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