NGL Energy to Join the Alerian MLP Index and Alerian MLP Equal Weight Index

DALLAS, Sept. 13, 2013 /PRNewswire/ -- Alerian announced that following the close of business on Friday, September 20, NGL Energy Partners LP (NYSE: NGL) will be added to the Alerian MLP Index (NYSE: AMZ) and the Alerian MLP Equal Weight Index (CME: AMZE).

NGL Energy Partners operates crude oil, NGL, and propane logistics assets. PAA Natural Gas Storage LP (NYSE: PNG) will be removed from both indices following the close of business on September 20.

In addition, the 50 constituents of the Alerian MLP Index will be rebalanced on a float-adjusted, capitalization-weighted basis in accordance with the existing index methodology. The 50 constituents of the Alerian MLP Equal Weight Index will be rebalanced on an equal-weighted basis in accordance with the existing index methodology. Constituent additions to and deletions from the index do not reflect an opinion by Alerian on the investment merits of the respective securities.

About the Alerian MLP Index
The Alerian MLP Index is a composite of the 50 most prominent energy Master Limited Partnerships that provides investors with an unbiased, comprehensive benchmark for this emerging asset class. The index, which is calculated using a float-adjusted, capitalization-weighted methodology, is disseminated real-time on a price-return basis (NYSE: AMZ) and on a total-return basis (NYSE: AMZX).

Alerian the Alerian MLP Equal Weight Index
The Alerian MLP Equal Weight Index is an equal-weighted version of the leading MLP benchmark, the Alerian MLP Index (AMZ). It has the same 50 constituents as the AMZ, but each constituent is rebalanced to a 2% weight on a quarterly basis. The index is disseminated real-time on a price-return basis (CME: AMZE) and on a total return basis (CME: AMZEX).

About Alerian
Alerian is an independent company that provides objective market information. The company is a leader in MLP and energy infrastructure market intelligence, providing benchmarks, data sets, and analytics that are used extensively by a range of industry stakeholders such as management teams, investment professionals, research analysts, and national media. The Alerian Index Series is used to analyze relative performance and to create index tracking funds. Over $14 billion is directly tied to Alerian's indices, including the leading benchmark of MLP equities: the Alerian MLP Index (AMZ). For index values, yields, constituents, and announcements regarding rebalancings, please visit www.alerian.com.

SOURCE Alerian