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Nasdaq Clean Edge Green Energy Index (CELS)

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The Nasdaq Clean Edge Green Energy Index (CELS) is a modified market capitalization-weighted index designed to track the performance of companies that are manufacturers, developers, distributors, and/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.

facts Click above to access the Nasdaq Clean Edge Green Energy Index (CELS) Fact Sheet.

Clean Edge Green Energy Index Components (Last updated September 2023)

AYIAcuity Brands, Inc.
AEISAdvanced Energy 
ALLGAllego N.V. 
ALGMAllegro MicroSystems, Inc.
AMPSAltus Power, Inc.
AMRCAmeresco Inc
AMSCAmerican Superconductor
ARRYArray Technologies, Inc.
AYAtlantica Yield
BLDPBallard Power Systems
BLNKBlink Charging Co.
BEBloom Energy Corporation
BEPBrookfield Renewable Partners
CHPTChargePoint Holdings, Inc.
CLNEClean Energy Fuels Corp. 
CWENClearway Energy, Inc.
ENPHEnphase Energy
EOSEEos Energy Enterprises, Inc.
GWHESS Tech, Inc.
EVGOEVgo, Inc.
FSLRFirst Solar, Inc.
FLNCFluence Energy, Inc.
FTCIFTC Solar, Inc.
FCELFuelCell Energy, Inc.
GEVOGevo, Inc. 
GGRGogoro, Inc.
HASIHannon Armstrong
ITRIItron, Inc.
LNZALanzaTech Global, Inc. 
LICYLi-Cycle Holdings Corp.
LEVLion Electric Co.
LTHMLivent Corporation
LYTSLSI Industries, Inc.
LCIDLucid Group, Inc.
MAXNMaxeon Solar Technologies, Ltd.
MVSTMicrovast Holdings, Inc.
MNTKMontauk Renewables, Inc.
MPMP Materials Corp.
NVTSNavitas Semiconductor Corp.
NEPNextEra Energy Partners, LP
NXTNextracker, Inc. 
ONON Semiconductor
ORAOrmat Technologies, Inc.
PLUGPlug Power, Inc.
PSNYPolestar Automotive Holding UK PLC
POWIPower Integrations
RNWReNew Energy Global Plc
RIVNRivian Automotive, Inc.
SHLSShoals Technologies Group, Inc.
SEDGSolarEdge Technologies, Inc.
STEMStem, Inc.
NOVASunnova Energy International Inc.
SPWRSunPower Corporation
RUNSunrun, Inc.
TSLATesla, Inc.
TPICTPI Composites, Inc.
ULBIUltralife Corp. 
OLEDUniversal Display
VICRVicor Corporation
WBXWallbox N.V.
WOLFWolfspeed Inc

constituents Click above to access an overview of all CELS Index constituents.

Clean Edge Green Energy Index Semi-Annual Changes

As a result of the September 2023 evaluation and/or intraquarterly changes, the following securities were most recently added or removed from the index: 

Additions: Allego N.V. (New York: ALLG), Clean Energy Fuels Corp. (NASDAQ: CLNE), Gevo, Inc. (NASDAQ: GEVO), LanzaTech Global, Inc. (NASDAQ: LNZA), Nextracker, Inc. (NASDAQ: NXT), and Ultralife Corp. (NASDAQ: ULBI)

Deletions: Azure Power Global Ltd. (New York: AZRE), Beam Global (NASDAQ: BEEM), OPAL Fuels, Inc. (NASDAQ: OPAL), Proterra, Inc. (NASDAQ: PRTA), Tritium DCFC Limited (NASDAQ: DCFC), and Workhorse Group, Inc. (NASDAQ: WKHS)

Historical changes are available here.

Clean Edge Green Energy Index Performance

Historical index performance is available here.

Clean Edge Green Energy Index Methodologies

Index Calculation

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

  • Advanced Materials (silicon, lithium, bio-based, and/or other materials and processes that enable clean-energy and low-carbon technologies);
  • Energy Intelligence (conservation, efficiency, smart meters, energy management systems, LEDs, smart grid, superconductors, power controls, etc.);
  • Energy Storage & Conversion (advanced batteries, power conversion, electric vehicles, hybrid drivetrains, hydrogen, fuel cells for stationary, portable, and transportation applications, etc.); and
  • Renewable Electricity Generation (solar, wind, geothermal, water power, etc.).

A security's issuer must be determined by Clean Edge to have a demonstrated ability to capture the potential of the clean-energy sector by receiving a majority (50% or more) of its revenue from clean- energy and low-carbon activities, or, in the case wherein a company has multiple business units and revenue streams, have substantial exposure to the clean-energy and low-carbon sector.

In addition, a security must pass the following screens:

  • be listed on the Nasdaq Stock Market, the New York Stock Exchange, NYSE American, or the CBOE Exchange;
  • have a minimum market capitalization of $150 million;
  • have a minimum average daily trading volume of at least 100-thousand shares;
  • have a minimum closing price of $1.00;
  • the issuer of the security may not have entered into a definitive agreement or other arrangement which would likely result in the security no longer being Index eligible;
  • may not be issued by an issuer currently in bankruptcy proceedings;
  • may not be placed in a trading halt for two or more consecutive weeks;
  • the issuer of the security may not have annual financial statements with an audit opinion that is currently withdrawn;
  • and must not be identified by the U.S. Securities and Exchange Commission (SEC) as having used to audit its financial statements an accounting firm that has been identified by the Public Company Accounting Oversight Board (PCAOB) under the Holding Foreign Companies Accountable Act (HFCAA).

methodology Click above to access detailed CELS index methodology information.

Financial Products Based on the Clean Edge Green Energy Index

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. Clean Edge is not an investment adviser, and none of the information, including any Nasdaq Clean Edge index, should be construed as investment advice or relied on as the basis for making any kind of investment decision. Neither Clean Edge nor any of its affiliates makes any recommendation whatsoever to buy or sell any securities, fund, or financial product or any representation about the financial condition of any company, fund, or financial product. Information regarding any Clean Edge index is not a guarantee of future performance. Actual results may differ materially from those expressed or implied. Past performance is not indicative of future results and should never be relied upon for making any kind of investment decisions. Investors should undertake their own due diligence and carefully evaluate companies before investing. ADVICE FROM A SECURITIES PROFESSIONAL IS STRONGLY ADVISED.