Oklo (NYSE: OKLO) investor files notice to sell 5159 Class A shares

Rhea-AI Filing Summary

Oklo stockholder Richard C. Bealmear filed a notice to sell 5159 Class A shares through Fidelity Brokerage Services on or about 12/18/2025 on the NYSE. These shares have an aggregate market value of 397088.23 and are part of a total of 156247075 Class A shares outstanding. The shares to be sold were acquired on 12/17/2025 via a stock option exercise from the issuer, paid in cash.

During the past 3 months, Bealmear previously sold 7622 Class A shares on 09/18/2025 for gross proceeds of 773182.54 and 69841 Class A shares on 12/17/2025 for gross proceeds of 5460930.65. By signing the notice, the seller represents they are not aware of any non-public material adverse information about Oklo and acknowledges the Rule 10b5-1 trading plan provisions described.

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
Class A	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	5159	397088.23	156247075	12/18/2025	NYSE

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 *
Class A	12/17/2025	Stock Option Exercise	Issuer			5159	12/17/2025	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
Richard C. Bealmear 3190 Coronado Dr. Santa Clara CA 95054	Class A	09/18/2025	7622	773182.54
Richard C. Bealmear 3190 Coronado Dr. Santa Clara CA 95054	Class A	12/17/2025	69841	5460930.65

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

How many Oklo (OKLO) shares does Richard C. Bealmear plan to sell?

Richard C. Bealmear filed to sell 5159 Class A shares of Oklo through Fidelity Brokerage Services, with an approximate sale date of 12/18/2025 on the NYSE.

What is the market value of the Oklo (OKLO) shares to be sold under this notice?

The 5159 Oklo Class A shares covered by this notice have an aggregate market value of 397088.23, based on the information provided.

How many Oklo (OKLO) shares are outstanding compared to this planned sale?

Oklo has 156247075 Class A shares outstanding. The planned sale of 5159 shares is small relative to this total.

How and when did the seller acquire the Oklo (OKLO) shares being sold?

The shares were acquired on 12/17/2025 via a stock option exercise from the issuer, and the purchase price was paid in cash.

What Oklo (OKLO) share sales has Richard C. Bealmear made in the past 3 months?

Over the past 3 months, Bealmear sold 7622 Class A shares on 09/18/2025 for gross proceeds of 773182.54 and 69841 Class A shares on 12/17/2025 for gross proceeds of 5460930.65.

What representations does the seller make in this Oklo (OKLO) Form 144 notice?

By signing, the seller represents that they do not know any material adverse information about Oklo's current or prospective operations that has not been publicly disclosed, and acknowledges the representation tied to any written Rule 10b5-1 trading plan or instruction.