Gevo (GEVO) officer sells 5,000 shares under 10b5-1 trading plan

Q: What insider transaction did Gevo (GEVO) report for Andrew Shafer?

Andrew Shafer, Gevo’s Chief Customer Marketing & Brand Officer , reported a sale of 5,000 shares of Gevo common stock on January 20, 2026 , as disclosed in a Form 4 filing.

Q: At what price did Andrew Shafer sell Gevo (GEVO) shares?

Shafer’s 5,000 Gevo shares were sold at a weighted average price of $1.9879 per share , with individual trades occurring between $1.98 and $2.00 per share.

Q: What does the Form 4 say about Gevo (GEVO) shares in Andrew Shafer’s 401(k) plan?

The Form 4 shows 9,788.14 shares of Gevo common stock held indirectly by a 401(k) plan . It also notes that 0.05 shares were disposed of between December 22, 2025 and January 20, 2026 to cover plan administrative fees.

Q: Who is the reporting person in this Gevo (GEVO) Form 4 filing?

The reporting person is Andrew Shafer , identified as an officer of Gevo with the title Chief Customer Marketing & Brand Officer . The filing is made by one reporting person.

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

Gevo, Inc. officer Andrew Shafer reported a planned stock sale under a Rule 10b5-1 trading plan. On January 20, 2026, he sold 5,000 shares of Gevo common stock at a weighted average price of $1.9879 per share, with individual trades ranging from $1.98 to $2.00 per share. The sale was executed pursuant to a 10b5-1 plan adopted on November 22, 2024.

After this transaction, Shafer beneficially owned 270,823 shares of Gevo common stock directly. In addition, he held 9,788.14 shares indirectly through the company’s 401(k) plan, where a small amount, 0.05 shares, was previously disposed of between December 22, 2025 and January 20, 2026 to cover administrative fees.

Insider Trade Summary

Net Seller: 5,000 shares ($9,940)

Net Sell 2 txns

Insider Shafer Andrew

Role Chief Cust Mkt & Brnd Officer

Sold 5,000 shs ($10K)

Type	Security	Shares	Price	Value
Sale	Common Stock	5,000	$1.9879	$10K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 270,823 shares (Direct); Common Stock — 9,788.14 shares (Indirect, By 401(k) Plan)

Footnotes (1)

The reported sales were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on November 22, 2024. The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.98 to $2.00 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. Between December 22, 2025 and January 20, 2026, the reporting person disposed of 0.05 shares of the issuer's common stock under the issuer's 401(k) plan to cover administrative fees. The information in this report is based on a plan statement dated January 19, 2026.

Form 4 Insider Transactions: What Each Field Means →

01/21/2026 - 05:35 PM

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Shafer Andrew

(Last)

(First)

(Middle)

C/O GEVO, INC. 345 INVERNESS DRIVE SOUTH

BUILDING C, SUITE 310

(Street)

ENGLEWOOD

80112

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
Gevo, Inc. [ GEVO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Chief Cust Mkt & Brnd Officer

3. Date of Earliest Transaction (Month/Day/Year)
01/20/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	01/20/2026		S⁽¹⁾		5,000	D	$1.9879	270,823⁽²⁾	D
Common Stock								9,788.14⁽³⁾	I	By 401(k) Plan

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. The reported sales were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on November 22, 2024.

2. The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.98 to $2.00 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

3. Between December 22, 2025 and January 20, 2026, the reporting person disposed of 0.05 shares of the issuer's common stock under the issuer's 401(k) plan to cover administrative fees. The information in this report is based on a plan statement dated January 19, 2026.

	/s/ E. Cabell Massey, Attorney-in-Fact	01/21/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Gevo (GEVO) report for Andrew Shafer?

Andrew Shafer, Gevo’s Chief Customer Marketing & Brand Officer, reported a sale of 5,000 shares of Gevo common stock on January 20, 2026, as disclosed in a Form 4 filing.

At what price did Andrew Shafer sell Gevo (GEVO) shares?

Shafer’s 5,000 Gevo shares were sold at a weighted average price of $1.9879 per share, with individual trades occurring between $1.98 and $2.00 per share.

How many Gevo (GEVO) shares does Andrew Shafer own after the reported sale?

Following the reported transaction, Andrew Shafer beneficially owned 270,823 shares of Gevo common stock directly and 9,788.14 shares indirectly through the company’s 401(k) plan.

Was the Gevo (GEVO) insider sale by Andrew Shafer under a Rule 10b5-1 plan?

Yes. The filing states that the reported sales were made under a Rule 10b5-1 trading plan that Shafer adopted on November 22, 2024.

What does the Form 4 say about Gevo (GEVO) shares in Andrew Shafer’s 401(k) plan?

The Form 4 shows 9,788.14 shares of Gevo common stock held indirectly by a 401(k) plan. It also notes that 0.05 shares were disposed of between December 22, 2025 and January 20, 2026 to cover plan administrative fees.

Who is the reporting person in this Gevo (GEVO) Form 4 filing?

The reporting person is Andrew Shafer, identified as an officer of Gevo with the title Chief Customer Marketing & Brand Officer. The filing is made by one reporting person.