GEVO insider filing: 1,683 shares proposed sale; August sales disclosed

Rhea-AI Filing Summary

Form 144 filed for Gevo, Inc. (GEVO) reporting a proposed sale of 1,683 shares of Common Stock through Stifel Nicolaus & Company, with an aggregate market value of $2,742.00 and an approximate sale date of 09/04/2025. The securities were acquired as Restricted Stock Units on 09/03/2025 from the issuer and the filing states payment on 09/04/2025 in cash. The filing lists total shares outstanding of 239,562,995 for the issuer. The filer also disclosed two prior sales by Christopher Ryan in August 2025 totaling 86,463 shares for gross proceeds of $107,381.00 (42,499 shares on 08/05/2025 for $52,299.00 and 43,964 shares on 08/01/2025 for $55,082.00). The notice includes the standard attestation that the seller is not aware of undisclosed material adverse information.

Positive

• None.

Negative

• Insider sales disclosed: Two prior sales in August 2025 totaling 86,463 shares for gross proceeds of $107,381.00.
• Proposed sale filed: Notice of proposed sale of 1,683 shares (aggregate market value $2,742.00) with sale date 09/04/2025.

Insights

Corporate Governance Expert

TL;DR: Insider selling activity disclosed; recent large August sales and this 9/4/2025 proposed sale warrant disclosure review.

The filing documents a proposed sale of 1,683 shares derived from restricted stock units and shows substantial prior insider disposals in August 2025 totaling 86,463 shares. From a governance perspective, recurring insider sales should prompt review of whether disclosures and insider-trading policies were followed and whether those sales were pursuant to pre-established plans or other arrangements. The filing includes the standard signature attestation regarding undisclosed material information, but the document does not state whether sales were under a 10b5-1 plan.

Securities Analyst

TL;DR: Proposed sale size is small relative to the issuer's outstanding shares; prior August sales are larger but still a small fraction of outstanding shares.

The proposed 1,683-share sale has an aggregate market value of $2,742.00 against reported outstanding shares of 239,562,995, making the lot immaterial to total share count. The August disposals (42,499 and 43,964 shares) produced gross proceeds of $52,299.00 and $55,082.00 respectively; combined, these prior sales total 86,463 shares. The filing does not provide context on whether proceeds were part of routine vesting monetization or another objective. No earnings or material corporate events are disclosed in this form.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common Stock	Stifel Nicolaus & Company Inc 501 N Broadway St. Louis Missouri MO 63102	1683	2742.00	239562995	09/04/2025	Nasdaq

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common Stock	09/03/2025	Restricted Stock Units	Issuer			3333	09/04/2025	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Christopher Ryan 345 Inverness Dr S Ste 310 Englewood CO 80112	Common Stock	08/05/2025	42499	52299.00
Christopher Ryan 345 Inverness Dr S Ste 310 Englewood CO 80112	Common Stock	08/01/2025	43964	55082.00

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does the GEVO Form 144 filed on this notice report?

The filing reports a proposed sale of 1,683 shares of Common Stock via Stifel Nicolaus with an aggregate market value of $2,742.00 and sale date around 09/04/2025.

How were the 1,683 shares acquired according to the filing?

The shares were acquired as Restricted Stock Units on 09/03/2025 from the issuer, with payment indicated as cash on 09/04/2025.

Did the filer disclose any recent sales of GEVO stock?

Yes. The filing discloses two sales by Christopher Ryan in August 2025: 42,499 shares on 08/05/2025 for $52,299.00 and 43,964 shares on 08/01/2025 for $55,082.00.

What is the reported number of GEVO shares outstanding in the filing?

The filing lists 239,562,995 shares outstanding.

Does the Form 144 state whether the sale is part of a 10b5-1 trading plan?

No. The document does not indicate whether the sale is being made under a 10b5-1 plan or other pre-established instructions.