Oklo Chief of Staff John Hanson acquires 961 shares

The 961 distributed units came from a 57,665-RSU grant, with 20% vesting on March 13, 2026 and 48 later monthly installments.

Rhea-AI Filing Summary

Oklo Inc. Chief of Staff John Hanson reported the distribution of 961 restricted stock units on October 13, 2026, and acquired 961 Class A common shares in the corresponding transaction. Afterward, his reported direct holdings were 52,101 restricted stock units and 362,311 Class A common shares. The units came from a 57,665-RSU grant made March 13, 2025.

Insider Trade Summary

961 shares exercised/converted

Exercise 2 txns

Insider Hanson John

Role Chief of Staff

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units F1, F2	961	$0.00	$0.00
Exercise	Class A Common Stock F1	961	--	--

Holdings After Transaction: Restricted Stock Units — 52,101 contracts (Direct); Class A Common Stock — 362,311 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 March 13, 2025 the Reporting Person was granted 57,665 RSUs, vesting as to 20% of the underlying shares on March 13, 2026 and continuing to vest thereafter in 48 substantially equal monthly installments. On October 13, 2026, 961 RSUs were distributed.

Key Figures

Restricted stock units distributed: 961 RSUs Class A common shares acquired: 961 shares RSUs after transaction: 52,101 RSUs +4 more

7 metrics

Restricted stock units distributed 961 RSUs October 13, 2026 transaction

Class A common shares acquired 961 shares October 13, 2026 transaction

RSUs after transaction 52,101 RSUs Reported direct position after the October 13, 2026 transaction

Class A common shares after transaction 362,311 shares Reported direct position after the October 13, 2026 transaction

RSUs granted 57,665 RSUs Grant made March 13, 2025

Initial vesting portion 20% Underlying shares vesting March 13, 2026

Monthly vesting installments 48 installments Thereafter, in substantially equal monthly installments

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

"continuing to vest thereafter in 48 substantially equal monthly installments"

FAQ

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

How many Oklo (OKLO) shares did Chief of Staff John Hanson acquire?

On October 13, 2026, John Hanson reported 961 RSUs distributed and acquired 961 shares of Oklo Class A common stock. After the transactions, his reported direct holdings were 52,101 RSUs and 362,311 Class A common shares.

What was the vesting schedule for John Hanson's Oklo RSUs?

John Hanson was granted 57,665 RSUs on March 13, 2025. The grant terms provided for 20% of the underlying shares to vest on March 13, 2026, with vesting continuing thereafter in 48 substantially equal monthly installments.

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

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Available on EDGAR 10/15/2026 - 04:24 PM EDT Accepted by SEC EDGAR 10/15/2026 - 04:23 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).

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^*

Hanson John

(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)
	Chief of Staff

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/13/2026

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	10/13/2026		M		961	A	(1)	362,311	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)	10/13/2026		M			961	(2)	(2)	Class A Common Stock	961	$0	52,101	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 March 13, 2025 the Reporting Person was granted 57,665 RSUs, vesting as to 20% of the underlying shares on March 13, 2026 and continuing to vest thereafter in 48 substantially equal monthly installments. On October 13, 2026, 961 RSUs were distributed.

Remarks:

	/s/ Richard Craig Bealmear, Attorney-in-Fact	10/15/2026
	** 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)