Plains All American Pipeline is a publicly traded master limited partnership (“MLP”). As an MLP, PAA makes quarterly distributions of its available cash to Unitholders of record. It is PAA's goal to increase its distribution to Unitholders over time through a combination of organic and acquisition-oriented growth. PAA's common units are traded on the NASDAQ Stock Market under the symbol "PAA." Investors in PAA receive a K-1.

Plains GP Holdings owns a non-economic controlling interest in PAA's general partner, and an indirect limited partner interest in PAA. PAGP makes quarterly distributions of its available cash to Shareholders of record. PAGP completed its initial public offering in October 2013 and its shares are traded on the NASDAQ Stock Market under the symbol “PAGP.” Investors in PAGP receive a 1099, versus a K-1.