The largest holder of Plains All American Pipeline stock is Plains Gp Holdings, L.P., with 233.1 million shares (33.03% of the company), worth about $5.98 billion as of September 25, 2026. The 10 largest holders together own 69.7%.
In Q2 2026, 439 institutional holdings reports listed 289.0 million shares worth $6.44 billion, up 1.4% in shares from Q1 2026.
Insiders reported 17 transactions in the last two years: 1 sale worth $51,495 and no purchases. The newest one on file is from August 14, 2026 (Goebel Jeremy L, Officer).
Major holders as of September 25, 2026; quarterly totals from institutional holdings reports (latest Q2 2026); insider transactions on file through August 14, 2026.

2026Q2
| Holder | Shares | % of company | Value |
|---|---|---|---|
| Plains Gp Holdings, L.P. | 233.1 million | 33.03% | $6.0B |
| ALPS Advisors, Inc. | 70.5 million | 9.99% | $1.8B |
| ALPS Advisors, Inc. (Subfiler) | 70.5 million | 9.99% | $1.8B |
| Invesco Advisers, Inc. | 33.3 million | 4.72% | $855.0M |
| Harvest Fund Advisors LLC | 20.2 million | 2.86% | $518.0M |
| Mirae Asset Global ETFs Holdings Ltd. | 17.7 million | 2.51% | $454.0M |
| Goldman Sachs Asset Management LP | 16.0 million | 2.26% | $409.0M |
| Tortoise Capital Advisors LLC | 13.6 million | 1.93% | $349.0M |
| UBS Financial Services, Inc. | 10.6 million | 1.50% | $271.0M |
| Morgan Stanley (Strategic Investments) | 6.4 million | 0.90% | $163.0M |
As of September 25, 2026.
| Quarter | Reports | Shares | Value |
|---|---|---|---|
| Q2 2026 | 439 | 289.0 million | $6.4B |
| Q1 2026 | 423 | 285.0 million | $6.4B |
| Q4 2025 | 388 | 280.0 million | $5.0B |
| Q3 2025 | 395 | 280.0 million | $4.8B |
| Q2 2025 | 404 | 281.0 million | $5.2B |
| Q1 2025 | 402 | 293.0 million | $5.8B |
| Q4 2024 | 405 | 303.0 million | $5.1B |
| Q3 2024 | 392 | 299.0 million | $5.2B |
Shares and value held by institutions that file quarterly holdings reports (options not included).
| Insider | Date | Title | Transaction | Value |
|---|---|---|---|---|
| Goebel Jeremy L | Aug 14, 2026 | Officer | Stock Gift at price 0.00 per share. | – |
| Paa Gp Holdings, L.L.C. | Aug 14, 2026 | Beneficial Owner of more than 10% of a Class of Security | Stock Award(Grant) at price 0.00 per share. | – |
| Goebel Jeremy L | Aug 14, 2026 | Officer | -- | – |
| Chandler Chris R. | Aug 14, 2026 | Chief Operating Officer | -- | – |
| Swanson Aloys P | Aug 14, 2026 | Chief Financial Officer | -- | – |
| Chiang Wilfred Cw | Aug 14, 2026 | Chief Executive Officer | -- | – |
| Mcgee Richard K | Aug 14, 2026 | General Counsel | -- | – |
| Herbold Chris J | Aug 14, 2026 | Officer | -- | – |
| Ziemba Lawrence Michael | Jun 29, 2026 | Director | Sale at price 21.95 per share. | $51,495 |
| Goebel Jeremy L | Aug 14, 2025 | Officer | Stock Gift at price 0.00 per share. | – |
| Paa Gp Holdings, L.L.C. | Aug 14, 2025 | Beneficial Owner of more than 10% of a Class of Security | Stock Award(Grant) at price 0.00 per share. | – |
| Goebel Jeremy L | Aug 14, 2025 | Officer | -- | – |
Newest 12 of 17 insider transactions in the last two years.
Plains Gp Holdings, L.P., with 33.03% of the company (as of September 25, 2026). Next: ALPS Advisors, Inc. (9.99%) and ALPS Advisors, Inc. (Subfiler) (9.99%).
439 institutional holdings reports listed Plains All American Pipeline shares in Q2 2026, 289.0 million shares in all worth $6.44 billion.
In the last two years insiders reported 1 sale and no purchases (17 transactions in all); the newest on file is from August 14, 2026.