Oklo shareholder plans $74K sale to cover taxes

Oklo Inc. (OKLO) is the issuer of Class A common stock that Alexandra P. Renner plans to sell under Rule 144.

Rhea-AI Filing Summary

Oklo Inc. (OKLO) is the issuer of Class A common stock that Alexandra P. Renner plans to sell under Rule 144. A notice covers the potential sale of 1,930 Class A shares, with prior sales over the past three months and a remark that part of the sale will cover tax obligations from a vested equity award.

Key Figures

Shares to be sold: 1,930 shares of Class A Aggregate market value of shares to be sold: $74,110.46 Shares sold on 06/15/2026: 501 shares +4 more

7 metrics

Shares to be sold 1,930 shares of Class A Planned Rule 144 sale notice for Oklo Inc. Class A common stock

Aggregate market value of shares to be sold $74,110.46 Associated with the 1,930 Class A shares in the securities information section

Shares sold on 06/15/2026 501 shares Class A sale by Alexandra P. Renner with total value of $30,282.24

Shares sold on 07/17/2026 1,195 shares Class A sale by Alexandra P. Renner with total value of $49,688.34

Shares sold on 08/24/2026 557 shares Class A sale by Alexandra P. Renner with total value of $22,152.17

Vesting date of restricted stock 08/31/2026 Restricted Stock Vesting for 1,930 Class A shares to be sold

Date of Notice 09/01/2026 Form 144 notice date for proposed sale by Alexandra P. Renner

Key Terms

Rule 144, Restricted Stock Vesting, vested equity award distribution, attorney-in-fact

4 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Restricted Stock Vesting financial

"Class A | 08/31/2026 | Restricted Stock Vesting | Issuer"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

vested equity award distribution financial

"resulting from the settlement of a vested equity award distribution."

attorney-in-fact regulatory

"as attorney-in-fact for Alexandra P. Renner"

An attorney-in-fact is the person or entity given legal authority through a power of attorney to act on behalf of another for specific tasks, such as signing documents, voting shares, or handling transactions. For investors, this matters because it lets a trusted representative make timely decisions or complete paperwork when the owner cannot, much like handing keys to someone to run errands on your behalf—so checks on scope and limits of that authority are important.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Form 144 filing for OKLO disclose about Alexandra P. Renner’s planned sale?

It discloses Alexandra P. Renner’s intent to sell 1,930 Class A shares of Oklo Inc. under Rule 144, with the securities held at Fidelity Brokerage Services LLC and listed on the NYSE. The filing is a notice of a potential sale, not a confirmation of execution.

How many OKLO shares has Alexandra P. Renner sold in the past three months?

The filing lists three sales of Oklo Inc. Class A shares: 501 shares on 06/15/2026, 1,195 shares on 07/17/2026, and 557 shares on 08/24/2026, each with stated total sale values.

What is the aggregate market value of the OKLO shares covered by this Form 144?

For the planned Rule 144 transaction, the notice shows 1,930 Class A shares with an aggregate market value of $74,110.46, as reflected in the securities information section associated with the NYSE listing.

Why does the Form 144 say some OKLO shares are being sold?

The remarks state that the sale includes an amount necessary to cover a tax obligation resulting from the settlement of a vested equity award distribution. This ties the planned sale to tax liabilities from equity compensation.

When are the OKLO restricted shares scheduled to vest in this Form 144?

The securities-to-be-sold section shows the Class A shares as related to Restricted Stock Vesting on 08/31/2026, with the issuer listed as Oklo Inc. and the number of shares indicated as 1,930.

Who signed the Form 144 related to OKLO on behalf of Alexandra P. Renner?

The notice is signed “/s/ Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Alexandra P. Renner,” dated 09/01/2026.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/01/2026 - 03:19 PM EDT Accepted by SEC EDGAR 09/01/2026 - 03:19 PM EDT Learn about SEC filing dates

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	0002147680
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Oklo Inc.
SEC File Number	001-40583
Address of Issuer	3190 CORONADO DR. SANTA CLARA CALIFORNIA 95054
Phone	650-550-0127
Name of Person for Whose Account the Securities are To Be Sold	Renner Alexandra
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	Officer

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	1930	74110.46	186017650	09/01/2026	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	08/31/2026	Restricted Stock Vesting	Issuer			1930	08/31/2026	Compensation

* 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
Alexandra P. Renner 3190 Coronado Dr. Santa Clara CA 95054	Class A	06/15/2026	501	30282.24
Alexandra P. Renner 3190 Coronado Dr. Santa Clara CA 95054	Class A	07/17/2026	1195	49688.34
Alexandra P. Renner 3190 Coronado Dr. Santa Clara CA 95054	Class A	08/24/2026	557	22152.17

144: Remarks and Signature

Remarks	Sale includes an amount necessary to cover a tax obligation resulting from the settlement of a vested equity award distribution.
Date of Notice	09/01/2026
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	/s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Alexandra P. Renner
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)