Oklo General Counsel sells 1,021 shares at $26.50

The post-sale direct-holdings figure incorporates a 4,120-share correction for prior administrative double-counting, which was not a transaction.

Rhea-AI Filing Summary

Oklo Inc.'s General Counsel & Secretary, Vivek Narayanadas, sold 1,021 shares of Class A Common Stock at $26.50 per share on October 20, 2026, under a Rule 10b5-1 trading plan adopted April 2, 2026. His direct holdings after the sale were 10,669 shares. The reported holdings figure was reduced by 4,120 shares to correct prior administrative double-counting; the correction itself did not involve a transaction.

Insider Trade Summary 10b5-1

Net Seller: 1,021 shares

Net Sell 1 txn

Insider Narayanadas Vivek

Role General Counsel & Secretary

Sold 1,021 shs ($27K)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock F1, F2	1,021	$26.50	$27K

Holdings After Transaction: Class A Common Stock — 10,669 shares (Direct)

Footnotes (2)

1. F1. The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on April 2, 2026.
2. F2. The amount reported in Column 5 reflects a reduction of 4,120 shares to correct an administrative double-counting in prior reports. These shares were included in the Report Person's opening direct holdings and subsequently included again when the related restricted stick units settled. No transaction occurred in connection with this correction.

Key Figures

Shares sold: 1,021 shares Sale price per share: $26.50 Direct holdings after transaction: 10,669 shares +1 more

4 metrics

Shares sold 1,021 shares October 20, 2026

Sale price per share $26.50 Sale on October 20, 2026

Direct holdings after transaction 10,669 shares After the October 20, 2026 sale

Holdings correction 4,120 shares Correction for administrative double-counting in prior reports

Key Terms

Rule 10b5-1 trading plan, Class A Common Stock, restricted stick units

3 terms

Rule 10b5-1 trading plan regulatory

"pursuant to a Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

Class A Common Stock technical

"security title: Class A Common Stock"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

restricted stick units technical

"when the related restricted stick units settled"

FAQ

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How many shares did OKLO General Counsel Vivek Narayanadas sell, and at what price?

Vivek Narayanadas, Oklo Inc.'s General Counsel & Secretary, sold 1,021 shares of Class A Common Stock at $26.50 per share on October 20, 2026. The sale was made under a Rule 10b5-1 trading plan adopted April 2, 2026.

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

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Available on EDGAR 10/22/2026 - 04:23 PM EDT Accepted by SEC EDGAR 10/22/2026 - 04:22 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Narayanadas Vivek

(Last) (First) (Middle)

C/O OKLO INC.

3190 CORONADO DRIVE

(Street)

SANTA CLARA CALIFORNIA 95054

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Oklo Inc. [ OKLO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	General Counsel & Secretary

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/20/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	10/20/2026		S(1)		1,021	D	$26.5	10,669(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on April 2, 2026.

2. The amount reported in Column 5 reflects a reduction of 4,120 shares to correct an administrative double-counting in prior reports. These shares were included in the Report Person's opening direct holdings and subsequently included again when the related restricted stick units settled. No transaction occurred in connection with this correction.

Remarks:

	/s/ Richard Craig Bealmear, Attorney-in-Fact	10/22/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)