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Alerian Midstream Energy Select Index

The Alerian Midstream Energy Select Index is a composite of North American energy infrastructure companies. The capped, float-adjusted, capitalization-weighted index, whose constituents are engaged in midstream activities involving energy commodities, is disseminated real-time on a price-return basis (AMEI) and on a total-return basis (AMEIX).


Index Characteristics

Index Symbol (Price Return)AMEI
Index Symbol (Total Return)AMEIX
Number of Constituents29
Market Capitalization$513 billion
Adjusted Market Capitalization$399 billion
RebalancingsQuarterly

Index Yield

Top 10 Constituents

ConstituentsSectorTickerPriceYieldMarket Cap (M)Index Weight
Enbridge IncPipeline Transportation | PetroleumENB.TO$55.016.3%$111,40610.2%
Enterprise Products Partners LPPipeline Transportation | Natural GasEPD$25.467.3%$55,6538.5%
TC Energy CorpPipeline Transportation | Natural GasTRP.TO$68.985.2%$64,8416.5%
Energy Transfer LPPipeline Transportation | Natural GasET$10.726.5%$28,8996.5%
Cheniere Energy IncLiquefactionLNG$130.471.0%$32,9115.9%
The Williams Companies IncGathering & ProcessingWMB$31.755.4%$38,5305.3%
Plains GP Holdings LPPipeline Transportation | PetroleumPAGP$10.986.6%$2,7155.0%
Kinder Morgan IncPipeline Transportation | Natural GasKMI$17.606.1%$39,8385.0%
ONEOK IncPipeline Transportation | Natural GasOKE$59.696.3%$26,5144.9%
Pembina Pipeline CorpPipeline Transportation | PetroleumPPL.TO$48.671.7%$26,7694.7%

Sector Weightings


The accuracy and/or completeness of any Alerian index, any data included therein, or any data from which it is based is not guaranteed by Alerian, and it shall have no liability for any errors, omissions, or interruptions therein. Alerian makes no warranties, express or implied, as to results to be obtained from use of information provided by Alerian and used in this service, and Alerian expressly disclaims all warranties of suitability with respect thereto. The Alerian Midstream Energy Select Index is the exclusive property of Alerian, which has contracted with Standard & Poors ("S&P") to maintain and calculate the Index. S&P shall have no liability for any errors or omissions in calculating the Index.

Last Updated: 08/05/22

Market Data

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