NASDAQ® Clean Edge® Green Energy Index (CELS)

NASDAQ® Clean Edge® Green Energy Index (CELS)

CELS Index

The NASDAQ® Clean Edge® Green Energy Index (CELS) is a modified market capitalization-weighted index designed to track the performance of companies that are primarily manufacturers, developers, distributors, or installers of clean-energy technologies.

An  exchange traded fund, QCLN , is based on the NASDAQ® Clean Edge® Green Energy Index and is sponsored by First Trust Advisors L.P. See index components and learn more about our methodologies, up-to-date performance, and licensed products below.

Index Components (Last updated September 2016)

Ticker Name
CAFD 8Point3 Energy Partners, LP
ABY Atlantica Yield
AYI Acuity Brands, Inc.
AEIS Advanced Energy 
AVX AVX Corporation
BLDP Ballard Power Systems
CSIQ Canadian Solar 
CREE Cree, Inc.
ENOC EnerNOC, Inc.
FSLR First Solar, Inc.
FCEL FuelCell Energy, Inc.
GPRE Green Plains, Inc.
HASI Hannon Armstrong
HXL Hexcel Corporation
ITRI Itron, Inc.
IXYS IXYS Corporation
JASO JA Solar Holdings
JKS JinkoSolar 
MXWL Maxwell Technologies
Ticker Name
MSCC Microsemi Corp
NEP NextEra Energy Partners, LP
ON ON Semiconductor
ORA Ormat Technologies, Inc.
PEIX Pacific Ethanol
PEGI Pattern Energy Group, Inc.
PLUG Plug Power, Inc.
POWI Power Integrations
REGI Renewable Energy Group
SSNI Silver Spring Networks
SEDG SolarEdge Technologies, Inc.
SPWR SunPower Corporation
RUN Sunrun, Inc.
TSLA Tesla Motors, Inc.
GLBL TerraForm Global, Inc.
TERP TerraForm Power, Inc
OLED Universal Display
VECO Veeco Instruments
VSLR Vivint Solar, Inc.

As a result of the September 2016 evaluation and intra-quarterly updates, the following securities were most recently added or removed from the Index: 

Addition: Vivint Solar (VSLR).

Removals: SolarCity Corporation (SCTY); Linear Technology Corporation (LLTC); Trina Solar Limited (TSL); Amyris (AMRS); OPower (OPWR); Saft Groupe SA (SAFT).

Historical changes are available here.

Clean Edge ® Green Energy  Index Methodologies

The NASDAQ® Clean Edge® Green Energy Index (CELS) began on November 17, 2006 at a Base Value of 250.00.  Click here  to learn more.

Eligibility Criteria

To be eligible for inclusion in the Index, the security must be listed on NASDAQ , NYSE or AMEX.

Issuers of the security must be classified, according to Clean Edge, as technology manufacturers, developers, distributors, and/or installers in one of the following sub-sectors:

  • Advanced Materials (nanotech materials, advanced membranes, silicon-based materials and alternatives, bioplastics, etc. that enable clean-energy technologies and/or reduce the need for petroleum-based materials);
  • Energy Intelligence (conservation, automated meter reading, energy management systems, smart grid, superconductors, power controls, etc.);
  • Energy Storage & Conversion (advanced batteries, hybrid drivetrains, hydrogen, fuel cells for stationary, portable, and transportation applications, etc.); and
  • Renewable Electricity Generation & Renewable Fuels (solar photovoltiacs, concentrating solar, wind, geothermal, and ethanol, biodiesel, biofuel enabling enzymes, etc.)

The NASDAQ® Clean Edge® Green Energy Index (CELS) is a pure play index (not diluted).

A number of differences exist between our index and others based on the selection criteria and weighting methodology applied. Our goal is to track the industry and develop an index that we believe best reflects the opportunity for U.S.-listed clean-energy companies and acts as a benchmark for the emerging clean-energy sector.

NASDAQ® Clean Edge® Green Energy Index (CELS) constituents must pass a rigorous screening test:

  • Listed on NASDAQ, NYSE or Amex
  • Minimum market cap of $150 million
  • Average daily trading volume of at least 100-thousand shares year-to-date
  • Minimum closing price of $1.00
  • Demonstrated ability to capture the growth potential of the clean-energy sector

The  First Trust NASDAQ® Clean Edge® Green Energy Index Fund (QCLN)   is based on the NASDAQ® Clean Edge® Green Energy Index (CELS) and is sponsored by First Trust Advisors L.P.



The information contained above is provided for informational and educational purposes only, and nothing contained herein should be construed as investment advice, either on behalf of a particular financial product or an overall investment strategy. Clean Edge, Inc., does not make any recommendation to buy or sell any financial product or any representation about the financial condition of any company or fund.