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Alerian Midstream Energy Index

The Alerian Midstream Energy Index is a broad-based composite of North American energy infrastructure companies. The capped, float-adjusted, capitalization-weighted index, whose constituents earn the majority of their cash flow from midstream activities involving energy commodities, is disseminated real-time on a price-return (AMNA), total-return (AMNAX), net total-return (AMNAN), and adjusted net total-return (AMNTR) basis.

Index Characteristics

Index Symbol (Price Return)AMNA
Index Symbol (Total Return)AMNAX
Number of Constituents35
Market Capitalization$581 billion
Adjusted Market Capitalization$427 billion

Index Yield

Top 10 Constituents

ConstituentsSectorTickerPriceYieldMarket Cap (M)Index Weight
Cheniere Energy IncLiquefactionLNG$130.471.0%$32,91110.3%
TC Energy CorpPipeline Transportation | Natural GasTRP.TO$68.985.2%$64,84110.1%
Enbridge IncPipeline Transportation | PetroleumENB.TO$55.016.3%$111,4069.9%
The Williams Companies IncGathering & ProcessingWMB$31.755.4%$38,5309.9%
Kinder Morgan IncPipeline Transportation | Natural GasKMI$17.606.1%$39,8388.8%
Enterprise Products Partners LPPipeline Transportation | Natural GasEPD$25.467.3%$55,6538.7%
Energy Transfer LPPipeline Transportation | Natural GasET$10.726.5%$28,8997.9%
ONEOK IncPipeline Transportation | Natural GasOKE$59.696.3%$26,5147.0%
Pembina Pipeline CorpPipeline Transportation | PetroleumPPL.TO$48.671.7%$26,7694.7%
Targa Resources CorpGathering & ProcessingTRGP$66.732.1%$15,5613.9%

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 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: 11/25/22

Market Data

Alerian’s indexes are widely used by financial firms, industry stakeholders and professionals to support a variety of business functions. Alerian offers a range of end-of-day and historical index data subscriptions.

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