Oklo Chief of Staff John Hanson sells 1,034 shares

The sale covered tax withholding obligations on RSUs that vested on September 13 and October 13, 2026, and was described as non-discretionary.

Available on EDGAR 11/02/2026 - 04:31 PM EST Accepted by SEC EDGAR 11/02/2026 - 04:30 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Oklo Inc. (OKLO) Chief of Staff John Hanson sold 1,034 shares of Class A common stock on October 29, 2026, at $26.7081 per share. He directly held 361,277 shares after the sale. The shares were sold to cover tax withholding obligations tied to RSU vesting and settlement, not as a discretionary transaction. The related RSUs vested on September 13 and October 13, 2026, under an award dated March 13, 2025. No Rule 10b5-1 plan is reported.

Insider Trade Summary

Net Seller: 1,034 shares

Net Sell 1 txn

Insider Hanson John

Role Chief of Staff

Sold 1,034 shs ($28K)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock F1	1,034	$26.7081	$28K

Holdings After Transaction: Class A Common Stock — 361,277 shares (Direct)

Footnotes (1)

1. F1. Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of the RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The related RSUs vested on September 13 and October 13, 2026 under the Reporting Person's March 13, 2025 award, and the related acquisitions were previously reported on Form 4 dated September 15 and October 15, 2026.

Key Figures

Class A common shares sold: 1,034 shares Sale price: $26.7081 per share Direct shares held after sale: 361,277 shares

3 metrics

Class A common shares sold 1,034 shares October 29, 2026

Sale price $26.7081 per share October 29, 2026

Direct shares held after sale 361,277 shares After the October 29, 2026 sale

Key Terms

RSUs, sell to cover, vesting and settlement

3 terms

RSUs financial

"related RSUs vested on September 13 and October 13, 2026"

RSUs, or restricted stock units, are a form of company shares given to employees as part of their compensation. They are typically awarded with certain restrictions, such as a waiting period before they can be fully owned or sold, similar to earning a gift that becomes fully yours over time. For investors, RSUs can impact a company's stock offerings and reflect how much the company relies on stock-based incentives to attract and retain talent.

sell to cover financial

"funded by a "sell to cover" transaction"

Sell to cover is when a person who receives company stock through options or awards sells just enough shares immediately to pay required taxes, exercise costs, or fees, keeping the rest. Think of it like cashing part of a bonus to cover the tax bill so you can keep the remainder. For investors, it can create predictable small selling pressure and slightly change the number of shares actually held by insiders without increasing long‑term dilution.

vesting and settlement financial

"in connection with the vesting and settlement of the RSUs"

FAQ

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

How many OKLO shares did John Hanson sell, and at what price?

John Hanson, Oklo Inc.'s Chief of Staff, sold 1,034 Class A common shares at $26.7081 per share on October 29, 2026. He directly held 361,277 shares after the transaction. The sale covered tax withholding obligations and was not discretionary; no Rule 10b5-1 plan is reported.

Why did John Hanson sell OKLO shares?

The 1,034-share sale covered tax withholding obligations connected to the vesting and settlement of RSUs. The related RSUs vested on September 13 and October 13, 2026, under an award dated March 13, 2025; the sale was described as a “sell to cover” transaction, not a discretionary transaction.

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^*

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)
10/29/2026

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	10/29/2026		S(1)		1,034	D	$26.7081	361,277	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. Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of the RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The related RSUs vested on September 13 and October 13, 2026 under the Reporting Person's March 13, 2025 award, and the related acquisitions were previously reported on Form 4 dated September 15 and October 15, 2026.

Remarks:

	/s/ Richard Craig Bealmear, Attorney-in-Fact	11/02/2026
	** 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)