Alerian US Midstream Energy Index

The Alerian US Midstream Energy Index is a broad-based composite of US 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 basis (AMUS) and on a total-return basis (AMUSX).

As January 25, 2023 Index Level 3-Month 6-Month 1-Year YTD
Price Return 532.6 4.1% 8.9% 17.8% 3.9%
Total Return 754.6 5.6% 12.2% 24.9% 4.0%
Net Total Return
Index Level 532.6
3-Month 4.1%
6-Month 8.9%
1-Year 17.8%
YTD 3.9%
Index Level 754.6
3-Month 5.6%
6-Month 12.2%
1-Year 24.9%
YTD 4.0%
Index Level

As of January 25, 2023


Index Symbol (Price Return) AMUS
Index Symbol (Total Return) AMUSX
Index Symbol (Net Total Return) NA
Number of Constituents 27
Market Capitalization $413 Billion
Adjusted Market Capitalization $212 Billion
Rebalancings Quarterly
Dividend Yield 5.6%


Top Index Constituents
As of February 6, 2023

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