[Form 4] Gevo, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Darling Ingredients Inc. (DAR) filed a Form 144 indicating that Randall Stuewe intends to sell up to 35,000 shares of the company’s common stock through J.P. Morgan Securities on or after 08/04/2025 on the NYSE. The proposed transaction is valued at approximately $1.10 million, based on the aggregate market value disclosed. With 158,158,847 shares outstanding, the planned sale represents roughly 0.02 % of total shares.

The shares were acquired via an employee stock award on 03/02/2023. The filer reports a previous sale of 40,000 shares on 05/19/2025 that generated $1.36 million in gross proceeds. No adverse, non-public information is asserted, and the filing may serve as a Rule 10b5-1 notice.

• Issuer: Darling Ingredients Inc.
• Insider: Randall Stuewe (relationship not explicitly stated in filing excerpt)
• Broker: J.P. Morgan Securities LLC
• Class: Common Stock
• Planned sale volume: 35,000 shares
• Outstanding shares: 158.16 million

Positive

• None.

Negative

• Insider selling: Randall Stuewe plans to sell 35,000 shares after selling 40,000 shares three months prior, which could be perceived as a bearish signal.

Insights

Securities Analyst

TL;DR: Small insider sale; signal modestly negative but immaterial to float.

The Form 144 discloses a planned disposition equal to 0.02 % of shares outstanding, following a 40 k share sale three months earlier. While insider selling—especially by a key executive—can raise sentiment concerns, the absolute size is negligible and proceeds suggest routine diversification rather than a strategic shift. No operational data or guidance accompanies the notice, so fundamental outlook remains unchanged.

Corporate Governance Expert

TL;DR: Filing fulfills Rule 144 transparency; transaction appears compliant.

The filer affirms no undisclosed material information and references potential Rule 10b5-1 coverage, indicating adherence to insider-trading safeguards. Timely disclosure reduces regulatory risk. Investors should monitor cumulative selling patterns but, given the minimal percentage, governance impact is limited.

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^*

Gruber Patrick R.

(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)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

3. Date of Earliest Transaction (Month/Day/Year)
08/01/2025

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	08/01/2025		S(1)		120,304	D	$1.2529(2)	3,963,164	D
Common Stock								22,025.96(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 14, 2024.

2. The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.23 to $1.29 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 June 9, 2025 and August 1, 2025, the reporting person disposed of 17.44 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 July 25, 2025.

	/s/ E. Cabell Massey, Attorney-in-Fact	08/04/2025
	** 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.
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FAQ

How many Darling Ingredients (DAR) shares are being sold under this Form 144?

Up to 35,000 common shares are proposed for sale.

What is the estimated value of the planned DAR share sale?

The aggregate market value disclosed is approximately $1.10 million.

What percentage of Darling Ingredients’ outstanding shares does 35,000 represent?

Roughly 0.02 % of the 158,158,847 shares currently outstanding.

Who is the insider selling Darling Ingredients shares?

The filing lists Randall Stuewe as the seller.

When is the proposed sale date for the DAR shares?

On or after 08/04/2025.

Which broker will execute the sale of DAR shares?

The broker of record is J.P. Morgan Securities LLC.