[Form 4] Gevo, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Gevo, Inc. (GEVO) insider Form 4: Paul D. Bloom, Chief Business Officer, reported sales of 2,092 shares of Gevo common stock on 09/04/2025 at a weighted average price of $1.6298 per share (individual trades ranged $1.61–$1.64). The sales were executed pursuant to a 10b5-1 trading plan adopted November 21, 2024, and were used to satisfy tax-withholding obligations upon vesting of a restricted stock award. The report also notes the reporting person holds 998,591 shares directly and 22,039.17 shares indirectly through the company 401(k) plan, with 8.4 401(k) shares disposed between August 5, 2025 and September 4, 2025 to cover administrative fees.

Insights

Financial Analyst

TL;DR: Routine officer share sale under a pre-established 10b5-1 plan to cover tax withholding; holdings remain substantial.

The disclosed sale of 2,092 shares at a weighted average price of $1.6298 was effected under a 10b5-1 plan to cover tax obligations tied to vesting restricted stock. This is a common, non-disruptive liquidity event that does not indicate a change in corporate outlook. The reporting person retains a material direct stake of 998,591 shares plus 22,039.17 shares indirectly via the 401(k), indicating continued alignment with shareholder interests. Transaction sizes and stated purposes suggest limited market impact.

Corporate Governance Expert

TL;DR: Disclosure aligns with best practices; use of 10b5-1 and attorney-in-fact signature demonstrate procedural compliance.

The form explicitly states the 10b5-1 plan adoption date and that sales covered tax withholding, which supports defensible insider trading compliance. The filing includes execution by an attorney-in-fact, indicating attention to procedural requirements. The small 401(k) disposals for administrative fees are administrative in nature. No departures, option exercises, or unexplained transfers are reported, so governance signals are neutral-to-positive from a disclosure and process perspective.

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).

X

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^*

Bloom Paul D

(Last) (First) (Middle)

C/O GEVO, INC. 345 INVERNESS DRIVE SOUTH

BUILDING C, SUITE 310

(Street)

ENGLEWOOD CO 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 Business Officer

3. Date of Earliest Transaction (Month/Day/Year)
09/04/2025

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/04/2025		S(1)		2,092	D	$1.6298(2)	998,591	D
Common Stock								22,039.17(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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents shares sold by the Reporting Person to cover tax withholding obligations upon vesting of a restricted stock award. The reported sales were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on November 21, 2024.

2. The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.61 to $1.64 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 August 5, 2025 and September 4, 2025, the reporting person disposed of 8.4 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 August 25, 2025.

	/s/ E. Cabell Massey, Attorney-in-Fact	09/05/2025
	** 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.

FAQ

What did GEVO insider Paul D. Bloom sell on 09/04/2025?

The filing reports Paul D. Bloom sold 2,092 shares of Gevo common stock on 09/04/2025.

At what price were the GEVO shares sold by the reporting person?

The weighted average price reported was $1.6298 per share, with individual trades ranging from $1.61 to $1.64.

Why were the GEVO shares sold under the Form 4?

The shares were sold to cover tax-withholding obligations upon vesting of a restricted stock award and were executed under a 10b5-1 trading plan adopted on November 21, 2024.

How many GEVO shares does the reporting person beneficially own after the reported transaction?

After the reported sale the filing shows the reporting person beneficially owns 998,591 shares directly and 22,039.17 shares indirectly via the 401(k) plan.

Were there any 401(k) plan transactions disclosed in the Form 4?

Yes. The filing notes 8.4 shares were disposed of between August 5, 2025 and September 4, 2025 under the issuer's 401(k) plan to cover administrative fees.