John W. Neppl serves as Executive at Green Plains Inc., where they oversee executive responsibilities. Since joining the company, John W. Neppl has executed 56 insider transactions totaling $1.3M, demonstrating a bullish approach to their equity position. Their most recent transaction on Dec 1, 2025 involved receiving (via award) 304 shares valued at $29.3K.
John W. Neppl currently holds 137,754 shares of Green Plains Inc. (GPRE), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, John W. Neppl has been a net buyer of GPRE stock. They have purchased $1.3M and sold $0 worth of shares.
John W. Neppl's most recent insider trade was on Dec 1, 2025, when they sold 304 shares at $96.47 per share.
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| $82.44 |
| Discretionary |
| Sep 2, 2024 | BG | $22.3K | Award | 221 | $100.95 | Discretionary |
| Jun 3, 2024 | BG | $22.1K | Award | 206 | $107.37 | Discretionary |
| Mar 15, 2024 | BG | $0 | Award | 12,632 | $N/A | Discretionary |
| Mar 15, 2024 | BG | $0 | Award | 32,252 | $N/A | Discretionary |
| Mar 15, 2024 | BG | $1.4M | Payment | 14,240 | $95.00 | Discretionary |
| Mar 15, 2024 | BG | $450.9K | Payment | 4,746 | $95.00 | Discretionary |
| Mar 1, 2024 | BG | $20.1K | Award | 215 | $93.68 | Discretionary |
| Dec 1, 2023 | BG | $20.1K | Award | 183 | $109.69 | Discretionary |
| Sep 1, 2023 | BG | $19.9K | Award | 173 | $114.94 | Discretionary |
| Jun 2, 2023 | BG | $18.7K | Award | 203 | $92.13 | Discretionary |
| Mar 15, 2023 | BG | $0 | Award | 10,125 | $N/A | Discretionary |
| Mar 10, 2023 | BG | $1.6M | Payment | 17,365 | $93.49 | Discretionary |
| Mar 10, 2023 | BG | $496.0K | Payment | 5,305 | $93.49 | Discretionary |
| Mar 10, 2023 | BG | $0 | Award | 39,198 | $N/A | Discretionary |
| Mar 2, 2023 | BG | $19.8K | Award | 205 | $96.44 | Discretionary |
| Dec 2, 2022 | BG | $19.6K | Award | 203 | $96.50 | Discretionary |
| Sep 2, 2022 | BG | $19.5K | Award | 195 | $100.05 | Discretionary |
| Jun 2, 2022 | BG | $1.3K | Payment | 11 | $114.57 | Discretionary |
| Jun 2, 2022 | BG | $18.8K | Award | 164 | $114.57 | Discretionary |
| Jun 1, 2022 | BG | $263.5K | Payment | 2,279 | $115.63 | Discretionary |
| Mar 15, 2022 | BG | $0 | Award | 9,278 | $N/A | Discretionary |
| Mar 12, 2022 | BG | $968.8K | Payment | 8,795 | $110.15 | Discretionary |
| Mar 12, 2022 | BG | $0 | Award | 19,696 | $N/A | Discretionary |
| Mar 2, 2022 | BG | $13.9K | Award | 129 | $107.37 | Discretionary |
| Dec 2, 2021 | BG | $13.9K | Award | 162 | $85.71 | Discretionary |
| Sep 2, 2021 | BG | $13.8K | Award | 178 | $77.62 | Discretionary |
| Jun 2, 2021 | BG | $1.2K | Payment | 13 | $88.77 | Discretionary |
| Jun 2, 2021 | BG | $39.7K | Award | 447 | $88.77 | Discretionary |