OKLO Form 144 Notice: Insider Plans to Sell 46,203 Shares Valued at $4.3M

Rhea-AI Filing Summary

Oklo Inc. (OKLO) filed a Form 144 disclosing a proposed sale of 46,203 Class A shares through Fidelity Brokerage Services with an aggregate market value of $4,296,974.76. The roughly scheduled sale date is 09/17/2025 on the NYSE. The filing states the securities were acquired on 09/17/2025 as an option grant originally dated 12/23/2023, and payment on disposition is listed as Cash. The filer reports no securities sold in the past three months for the account and includes the standard representation that they are not aware of undisclosed material adverse information about the issuer.

Positive

• Disclosure of proposed sale is filed publicly, providing market transparency
• Broker, share class, quantity, aggregate market value, and planned sale date are all specified

Negative

• None.

Insights

Securities Finance Analyst

TL;DR: Routine insider sale notice showing a proposed disposition of 46,203 Class A shares valued at about $4.3M; appears procedural.

The Form 144 documents a proposed sale rather than a completed transaction and provides key logistics: broker (Fidelity), class (Class A), quantity (46,203), aggregate market value ($4,296,974.76), and planned sale date (09/17/2025). The acquisition detail indicates the shares derive from an option granted 12/23/2023 and are reported as acquired on 09/17/2025 with cash consideration on disposition. From a liquidity and ownership perspective this filing notifies the market of potential stock supply but does not provide context on holdings remaining or intent beyond the sale notice.

Compliance / Corporate Governance Expert

TL;DR: Compliance filing appears complete for Rule 144 notice; includes required representations and broker details.

The document includes the required attestation that the filer lacks undisclosed material adverse information and notes no sales in the prior three months. Broker identification and exchange (NYSE) are specified, and the filing lists the origin of the securities as an option grant. For governance and disclosure purposes this satisfies the procedural requirements of a Rule 144 notice; it does not itself indicate regulatory issues or additional governance events.

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	46203	4296974.76	147609194	09/17/2025	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	09/17/2025	Option Granted - 12/23/2023	Issuer			46203	09/17/2025	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

Nothing to Report

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 Oklo's Form 144 disclose about the proposed sale (OKLO)?

The filing discloses a proposed sale of 46,203 Class A shares via Fidelity on the NYSE with an aggregate market value of $4,296,974.76 and an approximate sale date of 09/17/2025.

When were the securities acquired that are being sold according to the Form 144?

The filing reports the securities as acquired on 09/17/2025, originating from an option grant dated 12/23/2023.

Does the Form 144 report any securities sold in the past three months for this account?

No. The filing explicitly states Nothing to Report for securities sold during the past three months.

Who is the broker handling the proposed sale listed in the filing?

The listed broker is Fidelity Brokerage Services LLC, 900 Salem Street, Smithfield RI 02917.

Does the filer state any undisclosed material adverse information about Oklo?

By signing the notice the filer represents they do not know of any material adverse information about the issuer that has not been publicly disclosed.