The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
| Date | Insider | Role | Action | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 29, 2026 | Ziemba Lawrence Michael | Director | Sell(S) | 2K | $21.95 | $51K |
| Aug 14, 2025 | McGee Richard K. | EVP, General Counsel & Sec. | Grant(A) | 113K | — | $0 |
| Aug 14, 2025 | PAA GP Holdings LLC | Director, 10% Owner | Grant(A) | 145K | — | $0 |
| Aug 14, 2025 | Swanson Al | EVP & CFO | Tax withholding(F) | 70K | $17.78 | $1.2M |
| Aug 14, 2025 | Swanson Al | EVP & CFO | Option exercise(M) | 177K | — | $0 |
| Aug 14, 2025 | Swanson Al | EVP & CFO | Grant(A) | 109K | — | $0 |
| Aug 14, 2025 | Swanson Al | EVP & CFO | Option exercise(M) | 177K | — | $0 |
| Aug 14, 2025 | Chiang Willie CW | Chairman & CEO, Director | Tax withholding(F) | 221K | $17.78 | $3.9M |
| Aug 14, 2025 | Chiang Willie CW | Chairman & CEO, Director | Option exercise(M) | 561K | — | $0 |
| Aug 14, 2025 | Chiang Willie CW | Chairman & CEO, Director | Grant(A) | 500K | — | $0 |
| Aug 14, 2025 | Chiang Willie CW | Chairman & CEO, Director | Grant(A) | 417K | — | $0 |
| Aug 14, 2025 | Chiang Willie CW | Chairman & CEO, Director | Disposed to issuer(D) | 500K | — | $0 |
| Aug 14, 2025 | Chiang Willie CW | Chairman & CEO, Director | Option exercise(M) | 561K | — | $0 |
| Aug 14, 2025 | Chandler Chris R. | EVP & COO | Option exercise(M) | 228K | — | $0 |
| Aug 14, 2025 | Chandler Chris R. | EVP & COO | Tax withholding(F) | 90K | $17.78 | $1.6M |
| Aug 14, 2025 | Chandler Chris R. | EVP & COO | Grant(A) | 327K | — | $0 |
| Aug 14, 2025 | Chandler Chris R. | EVP & COO | Grant(A) | 145K | — | $0 |
| Aug 14, 2025 | Chandler Chris R. | EVP & COO | Option exercise(M) | 228K | — | $0 |
| Aug 14, 2025 | Goebel Jeremy L. | EVP & CCO | Tax withholding(F) | 90K | $17.78 | $1.6M |
| Aug 14, 2025 | Goebel Jeremy L. | EVP & CCO | Option exercise(M) | 228K | — | $0 |
| Aug 14, 2025 | Goebel Jeremy L. | EVP & CCO | Gift(G) | 138K | — | $0 |
| Aug 14, 2025 | Goebel Jeremy L. | EVP & CCO | Gift(G) | 138K | — | $0 |
| Aug 14, 2025 | Goebel Jeremy L. | EVP & CCO | Grant(A) | 145K | — | $0 |
| Aug 14, 2025 | Goebel Jeremy L. | EVP & CCO | Grant(A) | 546K | — | $0 |
| Aug 14, 2025 | Goebel Jeremy L. | EVP & CCO | Option exercise(M) | 228K | — | $0 |
| Aug 14, 2025 | Herbold Chris | Sr. VP Finance & CAO | Tax withholding(F) | 23K | $17.78 | $414K |
| Aug 14, 2025 | Herbold Chris | Sr. VP Finance & CAO | Option exercise(M) | 66K | — | $0 |
| Aug 14, 2025 | Herbold Chris | Sr. VP Finance & CAO | Option exercise(M) | 66K | — | $0 |
| Aug 14, 2025 | Herbold Chris | Sr. VP Finance & CAO | Grant(A) | 33K | — | $0 |
| Jan 7, 2025 | Petersen Gary R | Director | Disposed to issuer(D) | 12.7M | $26.25 | $332.8M |
| Aug 15, 2024 | Chiang Willie CW | Chairman & CEO, Director | Grant(A) | 358K | — | $0 |
| Aug 15, 2024 | Goebel Jeremy L. | EVP & CCO | Grant(A) | 143K | — | $0 |
| Aug 15, 2024 | McGee Richard K. | EVP, General Counsel & Sec. | Grant(A) | 108K | — | $0 |
| Aug 15, 2024 | Swanson Al | EVP & CFO | Grant(A) | 108K | — | $0 |
| Aug 15, 2024 | Herbold Chris | Sr. VP Finance & CAO | Grant(A) | 32K | — | $0 |
| Aug 15, 2024 | Chandler Chris R. | EVP & COO | Grant(A) | 143K | — | $0 |
| Aug 14, 2024 | Plains GP Holdings LP | Director, 10% Owner | Grant(A) | 202K | — | $0 |
| Aug 14, 2024 | Chiang Willie CW | Chairman & CEO, Director | Option exercise(M) | 419K | — | $0 |
| Aug 14, 2024 | Chiang Willie CW | Chairman & CEO, Director | Tax withholding(F) | 165K | $17.05 | $2.8M |
| Aug 14, 2024 | Chiang Willie CW | Chairman & CEO, Director | Option exercise(M) | 419K | — | $0 |
| Aug 14, 2024 | Goebel Jeremy L. | EVP & CCO | Gift(G) | 102K | — | $0 |
| Aug 14, 2024 | Goebel Jeremy L. | EVP & CCO | Option exercise(M) | 167K | — | $0 |
| Aug 14, 2024 | Goebel Jeremy L. | EVP & CCO | Tax withholding(F) | 66K | $17.05 | $1.1M |
| Aug 14, 2024 | Goebel Jeremy L. | EVP & CCO | Gift(G) | 102K | — | $0 |
| Aug 14, 2024 | Goebel Jeremy L. | EVP & CCO | Option exercise(M) | 167K | — | $0 |
| Aug 14, 2024 | McGee Richard K. | EVP, General Counsel & Sec. | Tax withholding(F) | 66K | $17.05 | $1.1M |
| Aug 14, 2024 | McGee Richard K. | EVP, General Counsel & Sec. | Option exercise(M) | 167K | — | $0 |
| Aug 14, 2024 | McGee Richard K. | EVP, General Counsel & Sec. | Option exercise(M) | 167K | — | $0 |
| Aug 14, 2024 | Swanson Al | EVP & CFO | Tax withholding(F) | 66K | $17.05 | $1.1M |
| Aug 14, 2024 | Swanson Al | EVP & CFO | Option exercise(M) | 167K | — | $0 |
| Aug 14, 2024 | Swanson Al | EVP & CFO | Option exercise(M) | 167K | — | $0 |
| Aug 14, 2024 | Herbold Chris | Sr. VP Finance & CAO | Option exercise(M) | 96K | — | $0 |
| Aug 14, 2024 | Herbold Chris | Sr. VP Finance & CAO | Tax withholding(F) | 35K | $17.05 | $603K |
| Aug 14, 2024 | Herbold Chris | Sr. VP Finance & CAO | Option exercise(M) | 96K | — | $0 |
| Aug 14, 2024 | Chandler Chris R. | EVP & COO | Option exercise(M) | 167K | — | $0 |
| Aug 14, 2024 | Chandler Chris R. | EVP & COO | Tax withholding(F) | 66K | $17.05 | $1.1M |
| Aug 14, 2024 | Chandler Chris R. | EVP & COO | Option exercise(M) | 167K | — | $0 |
| Nov 21, 2023 | Goebel Jeremy L. | EVP & CCO | Sell(S) | 35K | $15.58 | $545K |
| Oct 13, 2023 | Plains AAP, L.P. | Director, 10% Owner | Other(J) | 6.4M | — | $0 |
| Sep 29, 2023 | Plains GP Holdings LP | Director, 10% Owner | Other(J) | 1.9M | — | $0 |
| Aug 17, 2023 | Chiang Willie CW | Chairman & CEO, Director | Grant(A) | 324K | — | $0 |
| Aug 17, 2023 | Chandler Chris R. | EVP & COO | Grant(A) | 132K | — | $0 |
| Aug 17, 2023 | Goebel Jeremy L. | EVP & CCO | Grant(A) | 132K | — | $0 |
| Aug 17, 2023 | McGee Richard K. | EVP, General Counsel & Sec. | Grant(A) | 102K | — | $0 |
| Aug 17, 2023 | Swanson Al | EVP & CFO | Grant(A) | 102K | — | $0 |
| Aug 17, 2023 | Herbold Chris | Sr. VP & Chief Acctg Officer | Grant(A) | 38K | — | $0 |
| Aug 14, 2023 | Chiang Willie CW | Chairman & CEO, Director | Tax withholding(F) | 169K | $15.25 | $2.6M |
| Aug 14, 2023 | Chiang Willie CW | Chairman & CEO, Director | Option exercise(M) | 430K | — | $0 |
| Aug 14, 2023 | Chiang Willie CW | Chairman & CEO, Director | Option exercise(M) | 430K | — | $0 |
| Aug 14, 2023 | Chandler Chris R. | EVP & COO | Option exercise(M) | 172K | — | $0 |
| Aug 14, 2023 | Chandler Chris R. | EVP & COO | Tax withholding(F) | 68K | $15.25 | $1.0M |
| Aug 14, 2023 | Chandler Chris R. | EVP & COO | Option exercise(M) | 172K | — | $0 |
| Aug 14, 2023 | Goebel Jeremy L. | EVP & CCO | Option exercise(M) | 172K | — | $0 |
| Aug 14, 2023 | Goebel Jeremy L. | EVP & CCO | Gift(G) | 104K | — | $0 |
| Aug 14, 2023 | Goebel Jeremy L. | EVP & CCO | Gift(G) | 104K | — | $0 |
| Aug 14, 2023 | Goebel Jeremy L. | EVP & CCO | Tax withholding(F) | 68K | $15.25 | $1.0M |
| Aug 14, 2023 | Goebel Jeremy L. | EVP & CCO | Option exercise(M) | 172K | — | $0 |
| Aug 14, 2023 | McGee Richard K. | EVP, General Counsel & Sec. | Option exercise(M) | 172K | — | $0 |
| Aug 14, 2023 | McGee Richard K. | EVP, General Counsel & Sec. | Tax withholding(F) | 68K | $15.25 | $1.0M |
| Aug 14, 2023 | McGee Richard K. | EVP, General Counsel & Sec. | Option exercise(M) | 172K | — | $0 |
| Aug 14, 2023 | Swanson Al | EVP & CFO | Tax withholding(F) | 68K | $15.25 | $1.0M |
| Aug 14, 2023 | Swanson Al | EVP & CFO | Option exercise(M) | 172K | — | $0 |
| Aug 14, 2023 | Swanson Al | EVP & CFO | Option exercise(M) | 172K | — | $0 |
| Aug 14, 2023 | Herbold Chris | Sr. VP Finance & CAO | Tax withholding(F) | 32K | $15.25 | $486K |
| Aug 14, 2023 | Herbold Chris | Sr. VP Finance & CAO | Option exercise(M) | 86K | — | $0 |
| Aug 14, 2023 | Herbold Chris | Sr. VP Finance & CAO | Option exercise(M) | 86K | — | $0 |
| Aug 14, 2023 | Plains AAP, L.P. | Director, 10% Owner | Grant(A) | 139K | — | $0 |
| Jun 30, 2023 | Plains AAP, L.P. | Director, 10% Owner | Other(J) | 60K | — | $0 |
| Mar 31, 2023 | Plains AAP, L.P. | Director, 10% Owner | Other(J) | 182K | — | $0 |
| Jan 4, 2023 | Chiang Willie CW | Chairman & CEO, Director | Option exercise(M) | 353K | — | $0 |
| Jan 4, 2023 | Chiang Willie CW | Chairman & CEO, Director | Option exercise(M) | 376K | — | $0 |
| Jan 4, 2023 | Goebel Jeremy L. | EVP & CCO | Option exercise(M) | 38K | — | $0 |
| Jan 4, 2023 | Goebel Jeremy L. | EVP & CCO | Option exercise(M) | 35K | — | $0 |
| Jan 1, 2023 | Goebel Jeremy L. | EVP & CCO | Gift(G) | 22K | — | $0 |
| Jan 1, 2023 | Goebel Jeremy L. | EVP & CCO | Gift(G) | 22K | — | $0 |
| Jan 1, 2023 | Goebel Jeremy L. | EVP & CCO | Option exercise(M) | 30K | — | $0 |
| Jan 1, 2023 | Goebel Jeremy L. | EVP & CCO | Tax withholding(F) | 8K | $11.76 | $94K |
| Jan 1, 2023 | Goebel Jeremy L. | EVP & CCO | Option exercise(M) | 30K | — | $0 |
| Dec 5, 2022 | Plains GP Holdings LP | Director, 10% Owner | Other(J) | 53K | — | $0 |
| Oct 4, 2022 | Plains GP Holdings LP | Director, 10% Owner | Other(J) | 453K | — | $0 |
Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.
Coverage: Form 4 filings indexed 2021-03-29 → 2026-07-11. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).