Alerian MLP Infrastructure Index

Alerian MLP Infrastructure Index

The Alerian MLP Infrastructure Index is a composite of energy infrastructure Master Limited Partnerships (MLPs). 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 basis (AMZI) and on a total-return basis (AMZIX).


Index Characteristics

Index Symbol (Price Return)AMZI
Index Symbol (Total Return)AMZIX
Number of Constituents26
Market Capitalization$261 billion
Adjusted Market Capitalization$171 billion
RebalancingsQuarterly

Index Yield

Top 10 Constituents

ConstituentSectorTickerPriceYieldMarket Cap (M)Index Weight
Enterprise Products Partners LPPipeline Transportation | Natural GasEPD$27.635.8%$57,87210.3%
Magellan Midstream Partners LPPipeline Transportation | PetroleumMMP$70.744.6%$16,1139.9%
Energy Transfer Partners LPPipeline Transportation | Natural GasETP$37.0011.4%$18,0539.4%
Plains All American Pipeline LPPipeline Transportation | PetroleumPAA$31.418.9%$14,4768.0%
Williams Partners LPGathering + ProcessingWPZ$37.199.1%$22,7696.8%
Buckeye Partners LPPipeline Transportation | PetroleumBPL$71.606.8%$9,3836.6%
MPLX LPGathering + ProcessingMPLX$33.866.0%$12,5545.9%
Sunoco Logistics Partners LPPipeline Transportation | PetroleumSXL$28.417.0%$8,7314.8%
ONEOK Partners LPGathering + ProcessingOKS$39.957.9%$11,4194.3%
Enbridge Energy Partners LPPipeline Transportation | PetroleumEEP$25.439.2%$10,1073.8%

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.

Last Updated: 09/23/16

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