Oklo counsel acquires 686 shares as stock grant vests

The vested units came from a July 17, 2026 grant of 8,240 RSUs scheduled to vest in 12 substantially equal monthly installments.

Available on EDGAR 11/10/2026 - 04:52 PM EST Accepted by SEC EDGAR 11/10/2026 - 04:51 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Oklo Inc. General Counsel & Secretary Vivek Narayanadas had 686 restricted stock units vest on November 8, 2026, and acquired 686 Class A common shares. Each RSU represents a contingent right to receive one share. After the transaction, his reported direct holdings were 12,370 Class A shares and 40,533 restricted stock units.

Insider Trade Summary

686 shares exercised/converted

Exercise 2 txns

Insider Narayanadas Vivek

Role General Counsel & Secretary

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units F1, F2	686	--	--
Exercise	Class A Common Stock F1	686	--	--

Holdings After Transaction: Restricted Stock Units — 40,533 units (Direct); Class A Common Stock — 12,370 shares (Direct)

Footnotes (2)

1. F1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.
2. F2. On July 17, 2026, the Reporting Person was granted 8,240 RSUs, and the RSUs vest in 12 substantially equal monthly installments. On November 8, 2026, 686 RSUs vested.

Key Figures

RSUs vested: 686 RSUs Class A common shares acquired: 686 shares Direct Class A shares following transaction: 12,370 shares +2 more

5 metrics

RSUs vested 686 RSUs November 8, 2026

Class A common shares acquired 686 shares Upon vesting on November 8, 2026

Direct Class A shares following transaction 12,370 shares Reported after the November 8, 2026 transaction

RSUs following transaction 40,533 RSUs Reported after the November 8, 2026 transaction

RSUs granted 8,240 RSUs Granted July 17, 2026

Key Terms

restricted stock unit, contingent right, substantially equal monthly installments

3 terms

restricted stock unit financial

"Each restricted stock unit ("RSU") represents a contingent right"

A restricted stock unit is a promise from a company to give an employee shares of stock after certain conditions are met, like staying with the company for a set amount of time. It’s like earning a bonus that turns into company stock once you’ve proven your commitment, making it a way to motivate and reward employees.

contingent right financial

"represents a contingent right to receive one share"

substantially equal monthly installments financial

"the RSUs vest in 12 substantially equal monthly installments"

FAQ

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

How many OKLO shares did Vivek Narayanadas receive?

Oklo Inc. General Counsel & Secretary Vivek Narayanadas acquired 686 Class A common shares when 686 RSUs vested on November 8, 2026.

What were the vesting terms for Vivek Narayanadas's OKLO RSUs?

Narayanadas was granted 8,240 RSUs on July 17, 2026, and they vest in 12 substantially equal monthly installments.

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

Form 4 Insider Transactions: What Each Field Means →

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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).

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)
11/08/2026

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	11/08/2026		M		686	A	(1)	12,370	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
Restricted Stock Units	(1)	11/08/2026		M			686	(2)	(2)	Class A Common Stock	686	(1)	40,533	D

Explanation of Responses:

1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

2. On July 17, 2026, the Reporting Person was granted 8,240 RSUs, and the RSUs vest in 12 substantially equal monthly installments. On November 8, 2026, 686 RSUs vested.

Remarks:

	/s/ Richard Craig Bealmear, Attorney-in-Fact	11/10/2026
	** 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)