Greg L. Armstrong serves as Executive at PLAINS ALL AMERICAN PIPELINE LP, where they oversee executive responsibilities. Since joining the company, Greg L. Armstrong has executed 110 insider transactions totaling $26.5M, demonstrating a bullish approach to their equity position. Their most recent transaction on Aug 11, 2025 involved gifting 100,000 shares valued at $0.
Greg L. Armstrong currently holds 1,765,812 shares of PLAINS ALL AMERICAN PIPELINE LP (PAA), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Greg L. Armstrong has been a net buyer of PAA stock. They have purchased $24.5M and sold $1.9M worth of shares.
Greg L. Armstrong's most recent insider trade was on Aug 11, 2025, when they sold 100,000 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| May 17, 2023 | NOV | $0 | Award | 12,000 | $N/A | Discretionary |
| Aug 29, 2022 | NOV | $197.1K | Sale | 10,381 | $18.99 | Discretionary |
| May 24, 2022 | NOV | $0 | Award | 8,473 | $N/A | Discretionary |
| May 19, 2021 | NOV | $0 | Award | 9,819 | $N/A | Discretionary |
| May 20, 2020 | NOV | $0 | Award | 12,462 | $N/A | Discretionary |
| Mar 18, 2020 | PAGP | $380.0K | Purchase | 100,000 | $3.80 | Discretionary |
| Mar 12, 2020 | PAGP | $70.0K | Purchase | 10,000 | $7.00 | Discretionary |
| Mar 12, 2020 | PAGP | $75.0K | Purchase | 10,000 | $7.50 | Discretionary |
| Feb 24, 2020 | PAGP | $1.1M | Purchase | 70,187 | $15.90 | Discretionary |
| Dec 24, 2019 | PAGP | $0 | Option Exercise | 115,000 | $N/A | Discretionary |
| Nov 20, 2019 | PAGP | $1.0M | Purchase | 60,000 | $17.14 | Discretionary |
| May 28, 2019 | NOV | $0 | Award | 8,219 | $N/A | Discretionary |
| Sep 21, 2018 | PAGP | $0 | Gift | 350,000 | $N/A | Discretionary |
| Sep 21, 2018 | PAGP | $0 | Option Exercise | 1,150,000 | $N/A | Discretionary |
| Aug 14, 2018 | PAA | $0 | Option Exercise | 50,000 | $N/A | Discretionary |
| Aug 14, 2018 | PAA | $386.8K | Payment | 14,432 | $26.80 | Discretionary |
| May 11, 2018 | NOV | $0 | Award | 4,429 | $N/A | Discretionary |
| Aug 14, 2017 | PAA | $307.8K | Payment | 15,021 | $20.49 | Discretionary |
| Aug 14, 2017 | PAA | $0 | Option Exercise | 50,000 | $N/A | Discretionary |
| Aug 9, 2017 | PAA | $0 | Gift | 30,000 | $N/A | Discretionary |
| Aug 9, 2017 | PAGP | $1.1M | Purchase | 50,000 | $21.53 | Discretionary |
| Jun 21, 2017 | PAGP | $1.2M | Purchase | 50,000 | $23.41 | Discretionary |
| May 17, 2017 | NOV | $0 | Award | 5,243 | $N/A | Discretionary |
| May 10, 2017 | PAGP | $2.1M | Purchase | 75,000 | $27.64 | Discretionary |
| May 10, 2017 | PAGP | $691.5K | Purchase | 25,000 | $27.66 | Discretionary |
| Mar 1, 2017 | PAGP | $1.6M | Purchase | 50,000 | $31.00 | Discretionary |
| Jan 5, 2017 | PAA | $0 | Gift | 20,000 | $N/A | Discretionary |
| Dec 6, 2016 | PAA | $0 | Gift | 20,000 | $N/A | Discretionary |