SEC CIK 1587000
Willis Mike
Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| GEVOview stock → | 2,380 | 2017-12-29 |
Position History — GEVO
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — GEVO
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2017-12-29 | Option exercise (derivative) | 80 | $0.00 | 546 |
| 2017-12-29 | Option exercise | 80 | — | 2,380 |
| 2017-12-29 | Tax withholding | 29 | $0.59 | 2,351 |
| 2017-11-29 | Option exercise (derivative) | 80 | $0.00 | 626 |
| 2017-11-29 | Option exercise | 80 | — | 2,325 |
| 2017-11-29 | Tax withholding | 25 | $0.63 | 2,300 |
| 2017-10-30 | Option exercise (derivative) | 80 | $0.00 | 706 |
| 2017-10-30 | Option exercise | 80 | — | 2,269 |
| 2017-10-30 | Tax withholding | 24 | $0.65 | 2,245 |
| 2017-09-29 | Option exercise (derivative) | 80 | $0.00 | 786 |
| 2017-09-29 | Tax withholding | 25 | $0.62 | 2,189 |
| 2017-09-29 | Option exercise | 80 | — | 2,214 |
| 2017-08-29 | Option exercise (derivative) | 80 | $0.00 | 866 |
| 2017-08-29 | Option exercise | 80 | — | 2,159 |
| 2017-08-29 | Tax withholding | 25 | $0.59 | 2,134 |
| 2017-07-31 | Option exercise (derivative) | 80 | $0.00 | 946 |
| 2017-07-31 | Option exercise | 80 | — | 2,103 |
| 2017-07-31 | Tax withholding | 24 | $0.65 | 2,079 |
| 2017-06-29 | Option exercise (derivative) | 80 | $0.00 | 1,026 |
| 2017-06-29 | Option exercise | 80 | — | 2,049 |
| 2017-06-29 | Tax withholding | 26 | $0.73 | 2,023 |
| 2017-05-30 | Option exercise (derivative) | 80 | $0.00 | 1,106 |
| 2017-05-30 | Tax withholding | 24 | $0.67 | 1,969 |
| 2017-05-30 | Option exercise | 80 | — | 1,993 |
| 2017-05-01 | Option exercise (derivative) | 80 | $0.00 | 1,186 |
| 2017-05-01 | Option exercise | 80 | — | 1,949 |
| 2017-05-01 | Tax withholding | 36 | $1.02 | 1,913 |
| 2017-03-29 | Option exercise (derivative) | 80 | $0.00 | 1,266 |
| 2017-03-29 | Tax withholding | 35 | $1.17 | 1,869 |
| 2017-03-29 | Option exercise | 80 | — | 1,904 |
| 2017-03-13 | Open-market sale | 2 | $0.96 | 1,824 |
| 2017-02-28 | Option exercise (derivative) | 80 | $0.00 | 1,346 |
| 2017-02-28 | Tax withholding | 36 | $1.01 | 1,826 |
| 2017-02-28 | Option exercise | 80 | — | 1,862 |
| 2017-02-13 | Open-market sale | 2 | $2.51 | 1,782 |
| 2017-01-30 | Option exercise (derivative) | 80 | $0.00 | 1,426 |
| 2017-01-30 | Tax withholding | 41 | $2.87 | 1,784 |
| 2017-01-30 | Option exercise | 80 | — | 1,825 |
| 2017-01-12 | Open-market sale | 2 | $3.85 | 1,745 |
| 2016-12-29 | Option exercise (derivative) | 1,586 | $0.00 | 30,116 |
| 2016-12-29 | Option exercise | 1,586 | — | 35,527 |
| 2016-12-29 | Tax withholding | 592 | $0.20 | 34,935 |
| 2016-12-12 | Open-market sale | 21 | $0.24 | 33,941 |
| 2016-11-29 | Option exercise (derivative) | 1,586 | $0.00 | 31,702 |
| 2016-11-29 | Tax withholding | 506 | $0.33 | 33,962 |
| 2016-11-29 | Option exercise | 1,586 | — | 34,468 |
| 2016-11-14 | Open-market sale | 21 | $0.44 | 32,882 |
| 2016-10-31 | Option exercise (derivative) | 1,586 | $0.00 | 33,288 |
| 2016-10-31 | Tax withholding | 506 | $0.40 | 32,903 |
| 2016-10-31 | Option exercise | 1,586 | — | 33,409 |
| 2016-10-12 | Open-market sale | 21 | $0.43 | 31,823 |
| 2016-09-29 | Option exercise (derivative) | 1,586 | $0.00 | 34,874 |
| 2016-09-29 | Option exercise | 1,586 | — | 32,351 |
| 2016-09-29 | Tax withholding | 507 | $0.49 | 31,844 |
| 2016-09-12 | Open-market sale | 21 | $0.50 | 30,765 |
| 2016-09-06 | Open-market sale | 48 | $0.58 | 30,786 |
| 2016-08-29 | Option exercise (derivative) | 1,586 | $0.00 | 36,460 |
| 2016-08-29 | Option exercise | 1,586 | — | 31,340 |
| 2016-08-29 | Tax withholding | 506 | $0.59 | 30,834 |
| 2016-08-12 | Open-market sale | 21 | $0.56 | 29,754 |
| 2016-08-03 | Open-market sale | 48 | $0.54 | 29,775 |
| 2016-07-29 | Option exercise (derivative) | 1,586 | $0.00 | 38,046 |
| 2016-07-29 | Option exercise | 1,586 | — | 30,330 |
| 2016-07-29 | Tax withholding | 507 | $0.53 | 29,823 |
| 2016-07-12 | Open-market sale | 21 | $0.58 | 28,744 |
| 2016-07-05 | Open-market sale | 48 | $0.61 | 28,765 |
| 2016-06-29 | Option exercise (derivative) | 1,586 | $0.00 | 39,632 |
| 2016-06-29 | Tax withholding | 507 | $0.61 | 28,813 |
| 2016-06-29 | Option exercise | 1,586 | — | 29,320 |
| 2016-06-13 | Open-market sale | 21 | $0.44 | 27,734 |
| 2016-06-03 | Open-market sale | 48 | $0.33 | 27,755 |
| 2016-05-31 | Option exercise (derivative) | 1,586 | $0.00 | 41,218 |
| 2016-05-31 | Option exercise | 1,586 | — | 28,311 |
| 2016-05-31 | Tax withholding | 508 | $0.35 | 27,803 |
| 2016-05-12 | Open-market sale | 21 | $0.30 | 26,725 |
| 2016-05-03 | Open-market sale | 48 | $0.26 | 26,746 |
| 2016-04-29 | Option exercise (derivative) | 1,586 | $0.00 | 42,804 |
| 2016-04-29 | Option exercise | 1,586 | — | 27,300 |
| 2016-04-29 | Tax withholding | 506 | $0.26 | 26,794 |
| 2016-04-12 | Open-market sale | 21 | $0.26 | 25,714 |
| 2016-04-04 | Open-market sale | 48 | $0.24 | 25,735 |
| 2016-03-29 | Option exercise (derivative) | 1,586 | $0.00 | 44,390 |
| 2016-03-29 | Tax withholding | 508 | $0.28 | 25,783 |
| 2016-03-29 | Option exercise | 1,586 | — | 26,291 |
| 2016-03-14 | Open-market sale | 21 | $0.37 | 24,705 |
| 2016-03-03 | Open-market sale | 48 | $0.40 | 24,726 |
| 2016-02-29 | Option exercise (derivative) | 1,586 | $0.00 | 45,976 |
| 2016-02-29 | Option exercise | 1,586 | — | 25,267 |
| 2016-02-29 | Tax withholding | 493 | $0.38 | 24,774 |
| 2016-02-12 | Open-market sale | 21 | $0.34 | 23,681 |
| 2016-02-03 | Open-market sale | 48 | $0.39 | 23,702 |
| 2016-01-29 | Option exercise (derivative) | 1,586 | $0.00 | 47,562 |
| 2016-01-29 | Tax withholding | 590 | $0.48 | 23,750 |
| 2016-01-29 | Option exercise | 1,586 | — | 24,340 |
| 2016-01-12 | Open-market sale | 21 | $0.41 | 22,754 |
| 2016-01-04 | Open-market sale | 48 | $0.61 | 22,775 |
| 2015-12-29 | Option exercise (derivative) | 1,586 | $0.00 | 49,148 |
| 2015-12-29 | Option exercise | 1,586 | — | 23,330 |
| 2015-12-29 | Tax withholding | 507 | $0.66 | 22,823 |
| 2015-12-14 | Open-market sale | 21 | $0.68 | 21,744 |
| 2015-12-03 | Open-market sale | 48 | $1.30 | 21,765 |
| 2015-11-29 | Option exercise (derivative) | 1,586 | $0.00 | 50,734 |
| 2015-11-29 | Option exercise | 1,586 | — | 22,320 |
| 2015-11-29 | Tax withholding | 507 | $1.43 | 21,813 |
| 2015-11-12 | Open-market sale | 21 | $1.51 | 20,734 |
| 2015-11-03 | Open-market sale | 48 | $1.98 | 20,755 |
| 2015-10-29 | Option exercise (derivative) | 1,586 | $0.00 | 52,320 |
| 2015-10-29 | Option exercise | 1,586 | — | 21,310 |
| 2015-10-29 | Tax withholding | 507 | $2.01 | 20,803 |
| 2015-10-12 | Open-market sale | 21 | $2.09 | 19,724 |
| 2015-10-05 | Open-market sale | 48 | $1.92 | 19,745 |
| 2015-09-29 | Option exercise (derivative) | 1,586 | $0.00 | 53,906 |
| 2015-09-29 | Option exercise | 1,586 | — | 20,300 |
| 2015-09-29 | Tax withholding | 507 | $1.86 | 19,793 |
| 2015-09-16 | Option exercise (derivative) | 1,586 | $0.00 | 55,492 |
| 2015-09-16 | Grant / award (derivative) | 62,189 | $0.00 | 62,189 |
| 2015-09-16 | Grant / award (derivative) | 57,078 | $0.00 | 57,078 |
| 2015-09-16 | Tax withholding | 507 | $2.23 | 18,714 |
| 2015-09-16 | Option exercise | 1,586 | — | 19,221 |
| 2015-09-14 | Open-market sale | 21 | $2.19 | 17,635 |
| 2015-09-03 | Open-market sale | 48 | $2.54 | 17,656 |
| 2015-08-12 | Open-market sale | 21 | $2.33 | 17,704 |
| 2015-08-03 | Open-market sale | 48 | $2.67 | 17,725 |
| 2015-07-13 | Open-market sale | 21 | $2.70 | 17,773 |
| 2015-07-08 | Open-market sale | 50,001 | $2.29 | 17,794 |
| 2015-07-06 | Open-market sale | 48 | $3.02 | 7,342 |
| 2015-06-15 | Open-market sale | 69 | $3.72 | 7,390 |
| 2015-06-15 | Open-market sale | 69 | $3.72 | 7,390 |
| 2015-05-13 | Open-market sale | 20 | $5.51 | 7,459 |
| 2015-05-05 | Open-market sale | 48 | $2.72 | 7,479 |
| 2015-04-14 | Open-market sale | 306 | $0.20 | 112,897 |
| 2015-04-09 | Open-market sale | 713 | $0.19 | 113,203 |
| 2015-03-13 | Open-market sale | 306 | $0.25 | 113,916 |
| 2015-02-13 | Open-market sale | 306 | $0.22 | 114,222 |
| 2015-02-04 | Open-market sale | 713 | $0.13 | 114,528 |
| 2015-01-13 | Open-market sale | 306 | $0.33 | 115,241 |
| 2015-01-06 | Open-market sale | 713 | $0.32 | 115,547 |
| 2014-12-15 | Open-market sale | 306 | $0.29 | 116,260 |
| 2014-12-04 | Open-market sale | 713 | $0.38 | 116,566 |
| 2014-11-13 | Open-market sale | 306 | $0.37 | 117,279 |
| 2014-11-04 | Open-market sale | 713 | $0.33 | 117,585 |
| 2014-10-14 | Open-market sale | 306 | $0.26 | 118,298 |
| 2014-10-06 | Open-market sale | 713 | $0.28 | 118,604 |
| 2014-09-15 | Open-market sale | 306 | $0.45 | 119,317 |
| 2014-09-04 | Open-market sale | 713 | $0.49 | 119,623 |
| 2014-08-13 | Open-market sale | 306 | $0.48 | 120,336 |
| 2014-08-05 | Open-market sale | 713 | $0.49 | 120,642 |
| 2014-07-15 | Open-market sale | 306 | $0.80 | 121,355 |
| 2014-07-07 | Open-market sale | 713 | $0.88 | 121,661 |
| 2014-06-18 | Open-market sale | 18,167 | $0.94 | 122,374 |
| 2014-05-28 | Grant / award | 27,077 | $0.00 | 48,892 |
| 2014-05-28 | Grant / award | 27,473 | $0.00 | 76,365 |
| 2014-05-28 | Grant / award | 64,176 | $0.00 | 140,541 |
| 2014-04-08 | Grant / award (derivative) | 26,882 | $0.00 | 26,882 |
| 2014-04-08 | Grant / award (derivative) | 60,000 | $0.00 | 60,000 |
| 2014-01-06 | Open-market sale | 713 | $0.32 | 115,547 |
| 2013-12-16 | Open-market buy (derivative) | 14,815 | — | 14,815 |
| 2013-12-16 | Open-market buy | 14,815 | — | 21,815 |
| 2013-09-12 | — | — | — | 7,000 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.