Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Gevo, Inc. (GEVO) since 2014 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Gevo, Inc.. Table 2 shows the detailed insider transactions. This company's CIK number is 1392380.
Total stock buying since 2014: $655,902.
Total stock sales since 2014: $9,350,438.
Total stock option exercises since 2014: $217,508.
| Insider Buying | Insider Sales | Option Exercises | ||||
|---|---|---|---|---|---|---|
| Year | Shares | Value | Shares | Value | Shares | Value |
| 2025 | 0 | $0 | 1,323,666 | $1,868,550 | 324,639 | $217,508 |
| 2024 | 0 | $0 | 935,806 | $692,900 | 0 | $0 |
| 2023 | 0 | $0 | 864,532 | $1,261,551 | 0 | $0 |
| 2022 | 35,339 | $158,318 | 1,403,240 | $4,156,110 | 0 | $0 |
| 2021 | 0 | $0 | 51,316 | $411,349 | 0 | $0 |
| 2019 | 25,000 | $47,750 | 0 | $0 | 0 | $0 |
| 2018 | 147,170 | $449,834 | 0 | $0 | 1,239 | $0 |
| 2017 | 0 | $0 | 48 | $110 | 3,908 | $0 |
| 2016 | 0 | $0 | 8,343 | $3,389 | 72,157 | $0 |
| 2015 | 0 | $0 | 421,107 | $956,251 | 33,923 | $0 |
| 2014 | 0 | $0 | 713 | $228 | 0 | $0 |
| Trading Period | Insider Buying | Insider Sales | Option Exercises | |||
|---|---|---|---|---|---|---|
| year-month | Shares | Value | Shares | Value | Shares | Value |
| 2025-08 | 0 | $0 | 859,278 | $1,272,590 | 324,639 | $217,508 |
| 2025-07 | 0 | $0 | 8,928 | $12,999 | 0 | $0 |
| 2025-06 | 0 | $0 | 5,000 | $6,740 | 0 | $0 |
| 2025-05 | 0 | $0 | 435,460 | $557,401 | 0 | $0 |
| 2025-04 | 0 | $0 | 5,000 | $5,570 | 0 | $0 |
| 2025-03 | 0 | $0 | 10,000 | $13,250 | 0 | $0 |
| 2024-11 | 0 | $0 | 41,151 | $82,040 | 0 | $0 |
| 2024-10 | 0 | $0 | 16,000 | $48,976 | 0 | $0 |
| 2024-08 | 0 | $0 | 662,181 | $434,168 | 0 | $0 |
| 2024-07 | 0 | $0 | 216,474 | $127,716 | 0 | $0 |
| 2023-12 | 0 | $0 | 25,564 | $31,349 | 0 | $0 |
| 2023-08 | 0 | $0 | 547,768 | $754,548 | 0 | $0 |
| 2023-07 | 0 | $0 | 267,472 | $440,730 | 0 | $0 |
| 2023-06 | 0 | $0 | 17,753 | $27,456 | 0 | $0 |
| 2023-04 | 0 | $0 | 5,975 | $7,468 | 0 | $0 |
| 2022-12 | 0 | $0 | 18,686 | $35,177 | 0 | $0 |
| 2022-11 | 0 | $0 | 41,904 | $85,400 | 0 | $0 |
| 2022-08 | 0 | $0 | 488,504 | $1,506,010 | 0 | $0 |
| 2022-07 | 0 | $0 | 611,754 | $1,547,733 | 0 | $0 |
| 2022-06 | 0 | $0 | 51,049 | $132,012 | 0 | $0 |
| 2022-03 | 35,339 | $158,318 | 191,343 | $849,778 | 0 | $0 |
| 2021-09 | 0 | $0 | 51,316 | $411,349 | 0 | $0 |
| 2019-06 | 25,000 | $47,750 | 0 | $0 | 0 | $0 |
| 2018-08 | 147,170 | $449,834 | 0 | $0 | 0 | $0 |
| Trade Date | Insider Name | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-08-20 | Agiri Oluwagbemileke Yusuf (CFO) | Sale | 57,651 | 1.63 | 93,971 |
| 2025-08-20 | Shafer Andrew (Chief Cust Mkt & Brnd Officer) | Sale | 5,000 | 1.58 | 7,915 |
| 2025-08-18 | Mize Gary W. | Sale | 91,459 | 1.68 | 153,285 |
| 2025-08-18 | Mize Gary W. | Option Ex | 224,639 | .67 | 150,508 |
| 2025-08-13 | Amorelli Angelo | Sale | 16,485 | 2.00 | 32,970 |
| 2025-08-12 | Amorelli Angelo | Sale | 183,515 | 1.95 | 357,487 |
| 2025-08-12 | Amorelli Angelo | Option Ex | 100,000 | .67 | 67,000 |
| 2025-08-05 | Agiri Oluwagbemileke Yusuf (CFO) | Sale | 5,738 | 1.23 | 7,063 |
| 2025-08-05 | Fitzgerald Lindsay Clinton (Chief Advocacy & Comms Officer) | Sale | 8,118 | 1.23 | 9,993 |
| 2025-08-05 | Bowron Kimberly T (Chief People and IT Officer) | Sale | 12,370 | 1.23 | 15,227 |
| 2025-08-05 | Bloom Paul D (Chief Business Officer) | Sale | 42,073 | 1.23 | 51,581 |
| 2025-08-05 | Smull L Lynn (EVP) | Sale | 36,611 | 1.23 | 45,068 |
| 2025-08-05 | Ryan Christopher Michael (President & COO) | Sale | 42,499 | 1.23 | 52,316 |
| 2025-08-05 | Gruber Patrick R. (Chief Executive Officer) | Sale | 116,060 | 1.23 | 142,869 |
| 2025-08-01 | Fitzgerald Lindsay Clinton (Chief Advocacy & Comms Officer) | Sale | 5,185 | 1.25 | 6,496 |
| 2025-08-01 | Bowron Kimberly T (Chief People and IT Officer) | Sale | 11,694 | 1.25 | 14,652 |
| 2025-08-01 | Bloom Paul D (Chief Business Officer) | Sale | 27,744 | 1.25 | 34,763 |
| 2025-08-01 | Smull L Lynn (EVP) | Sale | 32,808 | 1.25 | 41,108 |
| 2025-08-01 | Ryan Christopher Michael (President & COO) | Sale | 43,964 | 1.25 | 55,086 |
| 2025-08-01 | Gruber Patrick R. (Chief Executive Officer) | Sale | 120,304 | 1.25 | 150,740 |
| 2025-07-21 | Shafer Andrew (Chief Cust Mkt & Brnd Officer) | Sale | 5,000 | 1.55 | 7,775 |
| 2025-07-01 | Smull L Lynn (EVP) | Sale | 3,928 | 1.33 | 5,224 |
| 2025-06-20 | Shafer Andrew (Chief Cust Mkt & Brnd Officer) | Sale | 5,000 | 1.35 | 6,740 |
| 2025-05-30 | Shafer Andrew (Chief Cust Mkt & Brnd Officer) | Sale | 27,538 | 1.28 | 35,303 |
| 2025-05-30 | Bowron Kimberly T (Chief People and IT Officer) | Sale | 23,994 | 1.28 | 30,760 |
| 2025-05-30 | Bloom Paul D (Chief Business Officer) | Sale | 87,466 | 1.28 | 111,956 |
| 2025-05-30 | Smull L Lynn (EVP) | Sale | 60,331 | 1.28 | 77,344 |
| 2025-05-30 | Ryan Christopher Michael (President & COO) | Sale | 73,934 | 1.28 | 94,783 |
| 2025-05-30 | Gruber Patrick R. (Chief Executive Officer) | Sale | 157,197 | 1.28 | 201,526 |
| 2025-05-20 | Shafer Andrew (Chief Cust Mkt & Brnd Officer) | Sale | 5,000 | 1.15 | 5,729 |
| 2025-04-21 | Shafer Andrew (Chief Cust Mkt & Brnd Officer) | Sale | 5,000 | 1.11 | 5,570 |
| 2025-03-24 | Shafer Andrew (Chief Cust Mkt & Brnd Officer) | Sale | 10,000 | 1.32 | 13,250 |
| 2024-11-21 | Bowron Kimberly T (Chief People and IT Officer) | Sale | 14,240 | 1.29 | 18,369 |
| 2024-11-05 | Shafer Andrew (Chief Cust Mkt & Brnd Officer) | Sale | 26,911 | 2.37 | 63,671 |
| 2024-10-17 | Bloom Paul D (CCO & CIO) | Sale | 16,000 | 3.06 | 48,976 |
| 2024-08-22 | Bowron Kimberly T (Chief People Officer) | Sale | 16,383 | .76 | 12,401 |
| 2024-08-22 | Bloom Paul D (CCO & CIO) | Sale | 60,303 | .76 | 45,649 |
| 2024-08-22 | Smull L Lynn (Chief Financial Officer) | Sale | 69,738 | .76 | 52,791 |
| 2024-08-22 | Ryan Christopher Michael (President & COO) | Sale | 84,014 | .76 | 63,598 |
| 2024-08-22 | Gruber Patrick R. (Chief Executive Officer) | Sale | 164,428 | .76 | 124,471 |
| 2024-08-06 | Nurmat Alisher K (VP AND TREASURER) | Sale | 5,012 | .51 | 2,536 |
| 2024-08-06 | Bowron Kimberly T (Chief People Officer) | Sale | 13,572 | .51 | 6,867 |
| 2024-08-06 | Bloom Paul D (CCO & CIO) | Sale | 34,707 | .51 | 17,561 |
| 2024-08-06 | Smull L Lynn (Chief Financial Officer) | Sale | 40,140 | .51 | 20,310 |
| 2024-08-06 | Ryan Christopher Michael (President & COO) | Sale | 46,608 | .51 | 23,583 |
| 2024-08-06 | Gruber Patrick R. (Chief Executive Officer) | Sale | 127,276 | .51 | 64,401 |
| 2024-07-31 | Nurmat Alisher K (VP AND TREASURER) | Sale | 3,337 | .59 | 1,968 |
| 2024-07-31 | Bowron Kimberly T (Chief People Officer) | Sale | 10,598 | .59 | 6,252 |
| 2024-07-31 | Bloom Paul D (CCO & CIO) | Sale | 24,045 | .59 | 14,186 |
| 2024-07-31 | Smull L Lynn (Chief Financial Officer) | Sale | 29,707 | .59 | 17,527 |
| 2024-07-31 | Ryan Christopher Michael (President & COO) | Sale | 39,821 | .59 | 23,494 |
| 2024-07-31 | Gruber Patrick R. (Chief Executive Officer) | Sale | 108,966 | .59 | 64,289 |
| 2023-12-26 | Shafer Andrew (Chief Mktg Cust & Brnd Officer) | Sale | 24,978 | 1.23 | 30,722 |
| 2023-12-12 | Nurmat Alisher K (VP Accounting and Treasurer) | Sale | 586 | 1.07 | 627 |
| 2023-08-23 | Bowron Kimberly T (Chief People Officer) | Sale | 15,071 | 1.38 | 20,767 |
| 2023-08-23 | Bloom Paul D (CCO & CIO) | Sale | 87,253 | 1.38 | 120,147 |
| 2023-08-23 | Smull L Lynn (Chief Financial Officer) | Sale | 72,764 | 1.38 | 100,268 |
| 2023-08-23 | Cesarek Timothy J (Chief Commercial Officer) | Sale | 92,243 | 1.38 | 126,926 |
| 2023-08-23 | Ryan Christopher Michael (President & COO) | Sale | 83,902 | 1.38 | 115,616 |
| 2023-08-23 | Gruber Patrick R. (Chief Executive Officer) | Sale | 171,549 | 1.38 | 236,394 |
| 2023-08-23 | Marsh Andrew (Director) | Sale | 16,750 | 1.38 | 23,081 |
| 2023-08-23 | Baum William H (Director) | Sale | 8,236 | 1.38 | 11,349 |
| 2023-07-28 | Nurmat Alisher K (VP and Controller) | Sale | 4,663 | 1.65 | 7,689 |
| 2023-07-28 | Bowron Kimberly T (Chief People Officer) | Sale | 8,957 | 1.65 | 14,770 |
| 2023-07-28 | Bloom Paul D (CCO & CIO) | Sale | 34,614 | 1.65 | 56,974 |
| 2023-07-28 | Smull L Lynn (Chief Financial Officer) | Sale | 28,496 | 1.65 | 46,989 |
| 2023-07-28 | Cesarek Timothy J (Chief Commercial Officer) | Sale | 37,207 | 1.64 | 61,131 |
| 2023-07-28 | Williams Geoffrey Thomas Jr. (VP-General Counsel & Secretary) | Sale | 12,496 | 1.65 | 20,605 |
| 2023-07-28 | Ryan Christopher Michael (President & COO) | Sale | 36,551 | 1.65 | 60,272 |
| 2023-07-28 | Gruber Patrick R. (Chief Executive Officer) | Sale | 104,488 | 1.65 | 172,300 |
| 2023-06-09 | Bowron Kimberly T (Chief People Officer) | Sale | 3,803 | 1.56 | 5,932 |
| 2023-06-06 | Marsh Andrew (Director) | Sale | 13,950 | 1.54 | 21,524 |
| 2023-04-11 | Bloom Paul D (CCO & CIO) | Sale | 5,975 | 1.25 | 7,468 |
| 2022-12-19 | Smull L Lynn (Chief Financial Officer) | Sale | 17,676 | 1.89 | 33,407 |
| 2022-12-12 | Nurmat Alisher K (VP and Controller) | Sale | 1,010 | 1.75 | 1,770 |
| 2022-11-21 | Marsh Andrew | Sale | 41,904 | 2.04 | 85,400 |
| 2022-08-22 | Bowron Kimberly T (Chief People Officer) | Sale | 14,681 | 3.08 | 45,276 |
| 2022-08-22 | Bloom Paul D (CCO & CIO) | Sale | 57,405 | 3.08 | 177,037 |
| 2022-08-22 | Smull L Lynn (Chief Financial Officer) | Sale | 66,995 | 3.08 | 206,612 |
| 2022-08-22 | Cesarek Timothy J (Chief Commercial Officer) | Sale | 64,872 | 3.08 | 200,065 |
| 2022-08-22 | Williams Geoffrey Thomas Jr. (VP-General Counsel & Secretary) | Sale | 18,041 | 3.08 | 55,638 |
| 2022-08-22 | Mize Gary W. | Sale | 9,883 | 3.08 | 30,479 |
| 2022-08-22 | Ryan Christopher Michael (President & COO) | Sale | 67,406 | 3.08 | 207,880 |
| 2022-08-22 | Gruber Patrick R. (Chief Executive Officer) | Sale | 177,690 | 3.08 | 547,462 |
| 2022-08-22 | Baum William H | Sale | 11,531 | 3.08 | 35,561 |
| 2022-07-07 | Smull L Lynn (Chief Financial Officer) | Sale | 93,924 | 2.53 | 237,627 |
| 2022-07-07 | Cesarek Timothy J (Chief Commercial Officer) | Sale | 98,526 | 2.53 | 249,270 |
| 2022-07-07 | Williams Geoffrey Thomas Jr. (VP-General Counsel & Secretary) | Sale | 57,306 | 2.53 | 144,984 |
| 2022-07-07 | Mize Gary W. | Sale | 15,260 | 2.53 | 38,607 |
| 2022-07-07 | Ryan Christopher Michael (President & COO) | Sale | 79,145 | 2.53 | 200,236 |
| 2022-07-07 | Gruber Patrick R. (Chief Executive Officer) | Sale | 249,790 | 2.53 | 631,968 |
| 2022-07-07 | Baum William H | Sale | 17,803 | 2.53 | 45,041 |
| 2022-06-21 | Ryan Christopher Michael (President & COO) | Sale | 51,049 | 2.59 | 132,012 |
| 2022-03-24 | Mize Gary W. (Director) | Buy | 35,339 | 4.48 | 158,318 |
| 2022-03-24 | Mize Gary W. (Director) | Sale | 101,343 | 4.47 | 453,509 |
| 2022-03-24 | Baum William H (Director) | Sale | 90,000 | 4.40 | 396,269 |
| 2021-09-09 | Williams Geoffrey Thomas Jr. (VP-General Counsel & Secretary) | Sale | 51,316 | 8.02 | 411,349 |
| 2019-06-06 | Cesarek Timothy J (Chief Commercial Officer) | Buy | 25,000 | 1.91 | 47,750 |
| 2018-08-17 | Roth Johannes Minho (Director) | Buy | 37,170 | 3.15 | 117,234 |
| 2018-08-16 | Roth Johannes Minho (Director) | Buy | 100,000 | 3.03 | 303,300 |
| 2018-08-16 | Gruber Patrick R. (Chief Executive Officer) | Buy | 10,000 | 2.93 | 29,300 |
| 2018-07-30 | Mize Gary W. (Director) | Option Ex | 1 | .00 | 0 |
| 2018-07-30 | Ryan Christopher Michael (President and COO) | Option Ex | 4 | .00 | 0 |
| 2018-07-30 | Gruber Patrick R. (Chief Executive Officer) | Option Ex | 5 | .00 | 0 |
| 2018-07-30 | Dreessen Ruth (Director) | Option Ex | 1 | .00 | 0 |
| 2018-06-29 | Roth Johannes Minho (Director) | Option Ex | 1 | .00 | 0 |
| 2018-06-29 | Mize Gary W. (Director) | Option Ex | 1 | .00 | 0 |
| 2018-06-29 | Ryan Christopher Michael (President and COO) | Option Ex | 4 | .00 | 0 |
| 2018-06-29 | Gruber Patrick R. (Chief Executive Officer) | Option Ex | 5 | .00 | 0 |
| 2018-06-29 | Dreessen Ruth (Director) | Option Ex | 1 | .00 | 0 |
| 2018-06-29 | Marsh Andrew (Director) | Option Ex | 1 | .00 | 0 |
| 2018-05-29 | Roth Johannes Minho (Director) | Option Ex | 18 | .00 | 0 |
| 2018-05-29 | Mize Gary W. (Director) | Option Ex | 18 | .00 | 0 |
| 2018-05-29 | Ryan Christopher Michael (President and COO) | Option Ex | 80 | .00 | 0 |
| 2018-05-29 | Gruber Patrick R. (Chief Executive Officer) | Option Ex | 91 | .00 | 0 |
| 2018-05-29 | Dreessen Ruth (Director) | Option Ex | 18 | .00 | 0 |
| 2018-05-29 | Marsh Andrew (Director) | Option Ex | 18 | .00 | 0 |
| 2018-04-30 | Roth Johannes Minho (Director) | Option Ex | 18 | .00 | 0 |
| 2018-04-30 | Mize Gary W. (Director) | Option Ex | 18 | .00 | 0 |
| 2018-04-30 | Ryan Christopher Michael (President and COO) | Option Ex | 80 | .00 | 0 |
| 2018-04-30 | Gruber Patrick R. (Chief Executive Officer) | Option Ex | 91 | .00 | 0 |
| 2018-04-30 | Dreessen Ruth (Director) | Option Ex | 18 | .00 | 0 |
| 2018-04-30 | Marsh Andrew (Director) | Option Ex | 18 | .00 | 0 |
| 2018-03-29 | Roth Johannes Minho (Director) | Option Ex | 18 | .00 | 0 |
| 2018-03-29 | Mize Gary W. (Director) | Option Ex | 18 | .00 | 0 |
| 2018-03-29 | Ryan Christopher Michael (President and COO) | Option Ex | 80 | .00 | 0 |
| 2018-03-29 | Gruber Patrick R. (Chief Executive Officer) | Option Ex | 91 | .00 | 0 |
| 2018-03-29 | Dreessen Ruth (Director) | Option Ex | 18 | .00 | 0 |
| 2018-03-29 | Marsh Andrew (Director) | Option Ex | 18 | .00 | 0 |
| 2018-02-28 | Roth Johannes Minho (Director) | Option Ex | 18 | .00 | 0 |
| 2018-02-28 | Mize Gary W. (Director) | Option Ex | 18 | .00 | 0 |
| 2018-02-28 | Ryan Christopher Michael (President and COO) | Option Ex | 80 | .00 | 0 |
| 2018-02-28 | Gruber Patrick R. (Chief Executive Officer) | Option Ex | 91 | .00 | 0 |
| 2018-02-28 | Dreessen Ruth (Director) | Option Ex | 18 | .00 | 0 |
| 2018-02-28 | Marsh Andrew (Director) | Option Ex | 18 | .00 | 0 |
| 2018-01-29 | Roth Johannes Minho (Director) | Option Ex | 18 | .00 | 0 |
| 2018-01-29 | Mize Gary W. (Director) | Option Ex | 18 | .00 | 0 |
| 2018-01-29 | Ryan Christopher Michael (President and COO) | Option Ex | 80 | .00 | 0 |
| 2018-01-29 | Gruber Patrick R. (Chief Executive Officer) | Option Ex | 91 | .00 | 0 |
| 2018-01-29 | Dreessen Ruth (Director) | Option Ex | 18 | .00 | 0 |
| 2018-01-29 | Marsh Andrew (Director) | Option Ex | 18 | .00 | 0 |
| 2017-12-29 | Roth Johannes Minho (Director) | Option Ex | 18 | .00 | 0 |
| 2017-12-29 | Willis Mike (CFO) | Option Ex | 80 | .00 | 0 |
| 2017-12-29 | Mize Gary W. (Director) | Option Ex | 18 | .00 | 0 |
| 2017-12-29 | Ryan Christopher Michael (President and COO) | Option Ex | 80 | .00 | 0 |
| 2017-12-29 | Gruber Patrick R. (Chief Executive Officer) | Option Ex | 91 | .00 | 0 |
| 2017-12-29 | Dreessen Ruth (Director) | Option Ex | 18 | .00 | 0 |
| 2017-12-29 | Marsh Andrew (Director) | Option Ex | 18 | .00 | 0 |
| 2017-11-29 | Roth Johannes Minho (Director) | Option Ex | 18 | .00 | 0 |
| 2017-11-29 | Willis Mike (CFO) | Option Ex | 80 | .00 | 0 |
Insider trading activities including stock purchases, stock sales, and option exercises of GEVO listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Gevo, Inc. (symbol GEVO, CIK number 1392380) see the Securities and Exchange Commission (SEC) website.