ALPS Advisors Files Amendment No. 16 on Plains All American Pipeline LP

Beneficial Ownership Update Summary

Filer Overview: ALPS Advisors, Inc., together with the Alerian MLP ETF, submitted Amendment No. 16 to Schedule 13G for Plains All American Pipeline LP (CIK: 0001070423). The filing reflects holdings as of September 30, 2026.

Holdings Breakdown:

• ALPS Advisors, Inc.: Reports shared voting and shared dispositive power over 69,261,580 common units, representing 9.82% of the outstanding class.
• Alerian MLP ETF: Reports shared voting and shared dispositive power over 69,239,130 common units, representing 9.81% of the outstanding class.
• Disclaimers: ALPS Advisors, Inc. serves as investment adviser to registered investment companies (the Funds) and disclaims beneficial ownership of the securities beyond the requirements of Section 13(d).

Market & Trading Implications:

• Passive Classification: The filing is made under Rule 13d-1(b), certifying that the units are held in the ordinary course of business without intent to influence or change control of the issuer.
• Trading Significance: Rated Low, as this is a routine periodic update (Amendment No. 16) reflecting passive ETF index tracking and portfolio rebalancing rather than active insider or activist sentiment.