Oluwagbemileke Yusuf Agiri - 05 Dec 2025 Form 4 Insider Report for Gevo, Inc. (GEVO)

Role: CFO
Signature: /s/ E. Cabell Massey, Attorney-in-Fact
Issuer symbol: GEVO
Transactions as of: 05 Dec 2025
Net transactions value: -$88,544
Form type: 4
Filing time: 08 Dec 2025, 16:39:08 UTC
Previous filing: 05 Sep 2025
Next filing: 05 Jan 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Agiri Oluwagbemileke Yusuf	CFO	C/O GEVO, INC. 345 INVERNESS DRIVE SOUTH, BUILDING C, SUITE 310, ENGLEWOOD	/s/ E. Cabell Massey, Attorney-in-Fact	08 Dec 2025	0002071241

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	GEVO	Common Stock	Options Exercise	$57,949	+36,446	+13%	$1.59	312,550	05 Dec 2025	Direct
transaction	GEVO	Common Stock	Options Exercise	$22,690	+31,958	+10%	$0.7100	344,508	05 Dec 2025	Direct
transaction	GEVO	Common Stock	Sale	$169,183	-73,284	-21%	$2.31	271,224	05 Dec 2025	Direct	F1
holding	GEVO	Common Stock						18,948	05 Dec 2025	By 401(k) Plan	F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	GEVO	Stock Option	Options Exercise	$0	+36,446		$0.000000	18,223	05 Dec 2025	Common Stock	36,446	$1.59	Direct	F3
transaction	GEVO	Stock Option	Options Exercise	$0	+31,958	+100%	$0.000000	63,917	05 Dec 2025	Common Stock	31,958	$0.7100	Direct	F4

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.29 to $2.335 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.
F2	Between September 4, 2025 and December 5, 2025, the reporting person disposed of 22.34 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 November 25, 2025.
F3	The option became exercisable in three equal annual installments beginning on August 3, 2024.
F4	The option became exercisable in three equal annual installments beginning on May 22, 2025.