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.

30D 90D 6M 1Y
Insider signal In line Selling ran in line with GEVO's own trailing one-year pace, with 73% of sale value under a prearranged plan.
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
11
39 transactions
Purchases
$96.4K
62,500 shares
Sales
$3.5M
1,827,883 shares
Net activity
-$3.4M
purchases less sales

How much of that selling was preplanned? 73% planned / 27% discretionary

10b5-1 plan sales $2.6M 30 transactions · 1,422,895 shares
Discretionary sales $954.8K 9 transactions · 404,988 shares

Largest single sale: $373.8K.

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
Gruber Patrick R. Director Sell 10b5-1 247,642 $1.51 $373.8K 3,323,788 −6.9% of holding
Bloom Paul D CEO Sell 10b5-1 31,096 $1.55 $48.1K 1,452,303 −2.1% of holding
Agiri Oluwagbemileke Yusuf CFO Sell 10b5-1 18,223 $1.54 $28.0K 472,893 −3.7% of holding
Bowron Kimberly T Chief of Staff Sell 10b5-1 10,257 $1.55 $15.9K 686,038 −1.5% of holding
Gruber Patrick R. Director Sell 10b5-1 157,563 $1.40 $220.9K 3,571,430 −4.2% of holding
Agiri Oluwagbemileke Yusuf CFO Sell 10b5-1 63,028 $1.40 $88.1K 491,116 −11.4% of holding
Ryan Christopher Michael President & COO Sell 10b5-1 35,196 $1.43 $50.2K 1,279,245 −2.7% of holding
Bloom Paul D CEO Sell 10b5-1 35,189 $1.43 $50.2K 1,483,399 −2.3% of holding
Bowron Kimberly T Chief of Staff Sell 10b5-1 15,470 $1.43 $22.0K 696,295 −2.2% of holding
Shafer Andrew Chief Mktg Cust & Brnd Officer Sell 10b5-1 9,443 $1.43 $13.5K 311,608 −2.9% of holding
Gendenjamts Davaajargal VP Acctg and Treasurer Sell 10b5-1 4,293 $1.43 $6.1K 108,865 −3.8% of holding
Gruber Patrick R. Director Sell 10b5-1 186,469 $1.76 $328.1K 3,728,993 −4.8% of holding
Ryan Christopher Michael President & COO Sell 10b5-1 87,700 $1.76 $154.3K 1,314,441 −6.3% of holding
Bloom Paul D CEO Sell 10b5-1 75,735 $1.76 $133.3K 1,518,588 −4.8% of holding
Shafer Andrew Chief Mktg Cust & Brnd Officer Sell 10b5-1 32,667 $1.76 $57.5K 321,051 −9.2% of holding
Agiri Oluwagbemileke Yusuf CFO Sell 10b5-1 31,958 $1.77 $56.7K 554,144 −5.5% of holding
Bowron Kimberly T Chief of Staff Sell 10b5-1 25,101 $1.76 $44.2K 711,765 −3.4% of holding
Shafer Andrew Chief Cust Mkt & Brnd Officer Sell 5,550 $2.00 $11.1K 270,823 −2% of holding
Shafer Andrew Chief Cust Mkt & Brnd Officer Sell 5,550 $2.71 $15.0K 270,823 −2% of holding
Ryan Christopher Michael President & COO Sell 29,797 $2.96 $88.2K 1,402,141 −2.1% of holding
Ryan Christopher Michael President & COO Sell 10b5-1 100,000 $2.76 $275.7K 1,431,938 −6.5% of holding
Mize Gary W. Director Sell 107,100 $2.33 $250.1K 281,226 −27.6% of holding
Fitzgerald Lindsay Clinton Chief Public Affairs Officer Sell 10b5-1 20,000 $2.51 $50.1K 212,199 −8.6% of holding
Shafer Andrew Chief Cust Mkt & Brnd Officer Sell 5,550 $2.21 $12.2K 270,823 −2% of holding
Shafer Andrew Chief Cust Mkt & Brnd Officer Sell 10b5-1 5,000 $1.99 $9.9K 270,823 −1.8% of holding
Shafer Andrew Chief Cust Mkt & Brnd Officer Sell 10b5-1 5,000 $2.19 $11.0K 275,823 −1.8% of holding
Agiri Oluwagbemileke Yusuf CFO Sell 73,284 $2.31 $169.2K 271,224 −21.3% of holding
Gendenjamts Davaajargal VP Acctg and Treasurer Sell 2,560 $2.32 $5.9K 60,217 −4.1% of holding
Shafer Andrew Chief Cust Mkt & Brnd Officer Sell 10b5-1 5,000 $1.99 $9.9K 280,823 −1.7% of holding
Battershell Carol Jane Director Sell 75,597 $2.02 $152.8K 278,265 −21.4% of holding
Shafer Andrew Chief Cust Mkt & Brnd Officer Sell 10b5-1 29,797 $2.28 $68.0K 285,823 −9.4% of holding
Shafer Andrew Chief Cust Mkt & Brnd Officer Sell 10b5-1 5,000 $2.53 $12.7K 315,620 −1.6% of holding
Ryan Christopher Michael President & COO Sell 10b5-1 100,000 $2.82 $281.9K 1,531,938 −6.1% of holding
Amorelli Angelo Director Sell 100,000 $2.50 $250.3K 2,942 −97.1% of holding
Shafer Andrew Chief Cust Mkt & Brnd Officer Sell 10b5-1 5,000 $2.01 $10.1K 320,620 −1.5% of holding
Bloom Paul D Chief Business Officer Sell 10b5-1 75,000 $2.01 $150.4K 923,591 −7.5% of holding

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.