GEVO Gevo, Inc.

NASDAQ
$1.57

Gevo, Inc. (GEVO) Insider Activity

What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.

Insider signal Bullish Insiders bought more than they sold over this window — uncommon at any size.
Cluster activity 2 buyers in the last 30 days 2 buyers in the last 90 days 4 sellers in the last 90 days
Insiders buying
2
2 transactions
Insiders selling
3
3 transactions
Purchases
$96.4K
62,500 shares
Sales
$10.3K
6,068 shares
Net activity
$86.0K
purchases less sales

How much of that selling was preplanned? 100% planned / 0% discretionary

10b5-1 plan sales $10.3K 3 transactions · 6,068 shares
Discretionary sales $0 0 transactions · 0 shares

Largest single sale: $5.7K.

Where they traded

Buy Sell Dot area is proportional to transaction value.

Last open-market purchase: August 21, 2026 , by Barber James J .

Recent open-market activity

Date Insider Role Action Shares Price Value Held after
Gruber Patrick R. Director Sell 10b5-1 3,333 $1.70 $5.7K 3,320,455 −0.1% of holding
Bloom Paul D CEO Sell 10b5-1 1,514 $1.71 $2.6K 1,500,789 −0.1% of holding
Bowron Kimberly T Chief of Staff Sell 10b5-1 1,221 $1.71 $2.1K 684,817 −0.2% of holding
Barber James J Director Buy 50,000 $1.54 $77.0K 120,000
Kettner David Michael Chief Legal & Emrg Biz Officer Buy 12,500 $1.55 $19.4K 276,788

Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.