Kettner David Michael (CIK 2131186) reported 5 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-22). Recent activity: Buy GEVO (133,232 shares), Buy GEVO (158,334 shares), Sell GEVO (27,278 shares), Buy GEVO (158,334 shares), Sell GEVO (25,118 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-22 | Gevo, Inc. (GEVO) | General Counsel | Buy | 133,232 | $0 |
| 2026-05-22 | Gevo, Inc. (GEVO) | General Counsel | Buy | 158,334 | $0 |
| 2026-05-22 | Gevo, Inc. (GEVO) | General Counsel | Sell | 27,278 | $65,467 |
| 2026-04-30 | Gevo, Inc. (GEVO) | General Counsel | Buy | 158,334 | $0 |
| 2026-04-30 | Gevo, Inc. (GEVO) | General Counsel | Sell | 25,118 | $60,283 |
Source: SEC Form 4 filings · as of 2026-05-22