GEVO insider trading — Gevo, Inc.
Over the last 90 days, insiders at Gevo, Inc. (GEVO) made 2 open-market purchases worth $96K and 0 open-market sales worth $0, making them net buyers by $96K. The largest purchase was by Barber James J (Director), who bought 50,000 shares for $77K on Aug 21, 2026. 2 different insiders bought shares in this period — a cluster buy, which many investors watch closely.
Updated Oct 16, 2026.
Recent GEVO insider transactions
Every Form 4 filed by Gevo, Inc. officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Sep 3, 2026 | Bloom Paul D | CEO | S · Sale · 10b5-1 | Direct | 1,514 | $1.71 | $3K | Form 4 |
| Sep 3, 2026 | Bowron Kimberly T | Chief of Staff | S · Sale · 10b5-1 | Direct | 1,221 | $1.71 | $2K | Form 4 |
| Sep 3, 2026 | Gruber Patrick R. | Director | S · Sale · 10b5-1 | Direct | 3,333 | $1.70 | $6K | Form 4 |
| Aug 21, 2026 | Kettner David Michael | Chief Legal & Emrg Biz Officer | P · Purchase | Direct | 12,500 | $1.55 | $19K | Form 4 |
| Aug 21, 2026 | Barber James J | Director | P · Purchase | Direct | 50,000 | $1.54 | $77K | Form 4 |
| Aug 20, 2026 | Werpy Todd Allen | Director | A · Grant/award | Direct | 62,583 | — | — | Form 4 |
| Aug 13, 2026 | Bloom Paul D | CEO | M · Option exercise | Direct | 50,000 | $1.18 | $59K | Form 4 |
| Aug 6, 2026 | Bowron Kimberly T | Chief of Staff | S · Sale · 10b5-1 | Direct | 10,257 | $1.55 | $16K | Form 4 |
| Aug 6, 2026 | Gruber Patrick R. | Director | S · Sale · 10b5-1 | Direct | 247,642 | $1.51 | $374K | Form 4 |
| Aug 6, 2026 | Agiri Oluwagbemileke Yusuf | CFO | S · Sale · 10b5-1 | Direct | 18,223 | $1.54 | $28K | Form 4 |
| Aug 6, 2026 | Bloom Paul D | CEO | S · Sale · 10b5-1 | Direct | 31,096 | $1.55 | $48K | Form 4 |
GEVO insider trading FAQ
Are insiders buying GEVO stock?
Yes. In the last 90 days, Gevo, Inc. insiders made 2 open-market purchases totaling $96K, and no open-market sales. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading GEVO?
Recent buyers: Barber James J, Kettner David Michael.
Where does GEVO insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.