Gevo (NASDAQ: GEVO) signs $30,000 monthly consulting deal with ex-CEO

Rhea-AI Filing Summary

Gevo, Inc. has entered into a long-term consulting arrangement with its former Chief Executive Officer, Dr. Patrick R. Gruber. After his retirement on April 1, 2026, the company signed a Consulting Services Agreement with Patrick Gruber LLC on April 22, 2026, effective May 1, 2026.

Under this agreement, Dr. Gruber’s LLC will provide transitional consulting services for a monthly fee of $30,000, with the term running until March 31, 2029, unless earlier terminated by Gevo for Cause or upon Dr. Gruber’s death. The agreement includes customary confidentiality, work-product ownership, and indemnification provisions and is filed as an exhibit.

8-K Event Classification

2 items: 5.02, 9.01

2 items

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers Governance

Key personnel changes including departures, elections, or appointments of directors and executive officers.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, and exhibit attachments filed with this report.

Key Figures

Monthly consulting fee: $30,000 per month Agreement effective date: May 1, 2026 Agreement end date: March 31, 2029 +1 more

4 metrics

Monthly consulting fee $30,000 per month Payable to Patrick Gruber LLC under Consulting Services Agreement

Agreement effective date May 1, 2026 Start date of Consulting Services Agreement

Agreement end date March 31, 2029 Scheduled end of consulting term, absent early termination

CEO retirement date April 1, 2026 Dr. Patrick R. Gruber’s retirement as Chief Executive Officer

Key Terms

Consulting Services Agreement, transitional consulting services, confidentiality, ownership of work product, +1 more

5 terms

Consulting Services Agreement financial

"the Company entered into a Consulting Services Agreement (the “Consulting Agreement”) with Patrick Gruber LLC"

transitional consulting services financial

"Pursuant to the Consulting Agreement, the Consultant will provide transitional consulting services to the Company."

confidentiality financial

"The Consulting Agreement contains customary provisions regarding confidentiality, ownership of work product, and indemnification."

ownership of work product financial

"The Consulting Agreement contains customary provisions regarding confidentiality, ownership of work product, and indemnification."

indemnification financial

"The Consulting Agreement contains customary provisions regarding confidentiality, ownership of work product, and indemnification."

A contractual promise to cover losses, expenses, or legal claims that arise from specified events, such as breaches of representations or third‑party lawsuits. For investors, indemnification matters because it shifts potential financial risk and future cash outflows from one party to another, similar to a friend agreeing to pay your bill if you’re sued, and can affect deal value, expected returns, and contingent liabilities on the balance sheet.

Understanding 8-K Material Events →

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): April 22, 2026

Gevo, Inc.

(Exact name of registrant as specified in its charter)

Delaware	001-35073	87-0747704
(State or other jurisdiction	(Commission File Number)	(IRS Employer
of incorporation)		Identification No.)

345 Inverness Drive South, Building C, Suite 310
Englewood, CO 80112

(Address of principal executive offices)(Zip Code)

Registrant’s telephone number, including area code: (303) 858-8358

N/A

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

¨	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
¨	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
¨	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
¨	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading symbol		Name of exchange on which registered
Common Stock, par value $0.01 per share		GEVO		Nasdaq Capital Market

Indicate by check mark whether the registrant is an emerging growth company as defined in as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ¨

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

(e) Compensatory Arrangements of Certain Officers.

As previously disclosed, Patrick R. Gruber retired as the Chief Executive Officer of Gevo, Inc., a Delaware corporation (the “Company”), on April 1, 2026. Following Dr. Gruber’s retirement, the Company entered into a Consulting Services Agreement (the “Consulting Agreement”) with Patrick Gruber LLC, a Colorado limited liability company owned and controlled by Dr. Gruber (the “Consultant”), on April 22, 2026, with an effective date of May 1, 2026 (the “Effective Date”).

Pursuant to the Consulting Agreement, the Consultant will provide transitional consulting services to the Company. In consideration of the services, the Company will pay the Consultant a monthly consulting fee of $30,000. The term of the Consulting Agreement commenced on the Effective Date and will continue until March 31, 2029, subject to earlier termination by the Company for Cause (as defined in the Consulting Agreement). The Consulting Agreement will also terminate automatically upon the death of Dr. Gruber. The Consulting Agreement contains customary provisions regarding confidentiality, ownership of work product, and indemnification.

The foregoing description of the Consulting Agreement is not complete and is qualified in its entirety by reference to the Consulting Agreement, a copy of which is filed as Exhibit 10.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Item 9.01.      Financial Statements and Exhibits.

(d) Exhibits.

Exhibit No.		Description
10.1		Consulting Services Agreement, dated May 1, 2026, by and between Gevo, Inc. and Patrick Gruber LLC
104		Cover Page Interactive Data File (Formatted as Inline XBRL)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	GEVO, INC.
Dated: April 27, 2026	By:	/s/ E. Cabell Massey
		E. Cabell Massey
		Vice President, Legal and Corporate Secretary

FAQ

What did Gevo (GEVO) disclose about Patrick Gruber in this 8-K filing?

Gevo disclosed that former CEO Dr. Patrick R. Gruber retired on April 1, 2026 and entered into a Consulting Services Agreement through Patrick Gruber LLC. He will provide transitional consulting services to the company for a fixed monthly fee over several years.

How much will Gevo (GEVO) pay under the new consulting agreement?

Gevo will pay Patrick Gruber LLC a monthly consulting fee of $30,000. This fixed payment compensates the LLC for providing transitional consulting services to Gevo under the long-term agreement effective May 1, 2026 and continuing until March 31, 2029, unless terminated earlier.

What is the term of Gevo’s consulting agreement with Patrick Gruber LLC?

The consulting agreement becomes effective on May 1, 2026 and runs until March 31, 2029. The company may terminate earlier for Cause as defined in the agreement, and the arrangement also ends automatically upon Dr. Patrick Gruber’s death under the stated terms.

What services will Patrick Gruber provide to Gevo (GEVO) after retirement?

Through Patrick Gruber LLC, Dr. Gruber will provide transitional consulting services to Gevo. These services support leadership transition after his retirement as CEO, with the relationship governed by a formal Consulting Services Agreement that specifies term, compensation, confidentiality, and work-product ownership.

What protections are included in Gevo’s consulting agreement with Patrick Gruber LLC?

The agreement includes customary provisions on confidentiality, ownership of work product, and indemnification. These terms help protect Gevo’s sensitive information and ensure that any work product created during the consulting relationship belongs to the company, while also addressing liability allocation.

Where can investors find the full consulting agreement between Gevo and Patrick Gruber LLC?

The full Consulting Services Agreement is filed as Exhibit 10.1 to the Form 8-K. The filing incorporates the agreement by reference, allowing investors to review complete terms, including definitions of Cause, detailed obligations, and any additional conditions not summarized in the main text.

Filing Exhibits & Attachments

4 documents

Agreements & Contracts

• EX-10.1 EXHIBIT 10.1 36.2 KB

Other Documents

• EX-101 XBRL TAXONOMY EXTENSION SCHEMA 2.9 KB
• EX-101 XBRL TAXONOMY EXTENSION LABEL LINKBASE 33.4 KB
• EX-101 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE 21.8 KB