Plains All American Pipeline PAA Insider Ownership

Updated Oct 5, 2026

Across the past 12 months, open-market trades by Plains All American Pipeline insiders were all sales, totaling $51,495 (2.35K shares).

• Lawrence Michael Ziemba (Director) sold the most Plains All American Pipeline stock on the open market over the past 12 months, $51,495 (2.35K shares), most recently on June 29, 2026.
• Away from the open market, PAA insiders received 59.2K shares in stock awards, acquired 1.24Mn shares through option exercises and conversions, gave up 485.6K shares to cover taxes or exercise prices and gave away 388.58K shares as gifts over the last 12 months.
• Business Quant data shows Plains All American Pipeline insiders holding 237.91Mn shares in total in their latest Form 4 filings, up 0.51% from 236.72Mn shares at the end of Q2 2026 and up 0.51% from 236.72Mn shares at the end of Q3 2025.
• Of the 237.91Mn shares held by Plains All American Pipeline insiders, 3.95Mn shares (1.66%) are held directly and 233.97Mn shares (98.34%) indirectly, through trusts, partnerships, family members and other entities.
• The insider holdings in Plains All American Pipeline belong to 7 insiders who have reported on Form 4 within the past two years.
• Plains All American Pipeline's top three insider holders by shares held are Paa GP Holdings LLC (Director and 10% owner, 233.06Mn shares), Willie Cw Chiang (Chairman & CEO, 1.4Mn shares) and Jeremy L. Goebel (EVP & CCO, 907.51K shares).
• Paa GP Holdings LLC holds 97.96% of the combined insider position in Plains All American Pipeline.
• Institutional investors held 40.58% of Plains All American Pipeline stock at the end of Q2 2026, while the latest Form 4 filings of its insiders account for about 33.70%; other investors, including the public, hold roughly 25.72%.
• Over the trailing 12 months, 9 insiders reported transactions in PAA stock across 10 Form 4 filings.
• The insider data for PAA reflects Form 4 filings through October 2, 2026.