Oklo Inc. — Director's Dealing 2025

Jun 26, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Oklo Inc. (OKLO)
CIK: 0001849056
Period of Report: 2025-06-23

Reporting Person: Klein Michael Stuart (Director)
Reporting Person: M. Klein Associates, Inc. (Director, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-06-23	Common Stock, par value $0.0001 per share	S	25000	$55.2205	Disposed	225000	Indirect
2025-06-23	Common Stock, par value $0.0001 per share	S	12100	$53.7064	Disposed	212900	Indirect
2025-06-23	Common Stock, par value $0.0001 per share	S	12900	$55.2165	Disposed	200000	Indirect

Footnotes

F1: 212,900 of the shares reported (the "Shares") are held of record by M. Klein Associates, Inc. and 12,100 of the Shares are held of record by Allies Capital Corp. Michael Klein is the controlling stockholder of M. Klein Associates, Inc. Michael Klein is the sole stockholder of Allies Capital Corp. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $55.2165 to $55.2248, inclusive. The reporting person undertakes to provide to the registrant, any security holder of the registrant, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

F2: The Shares are held of record by M. Klein Associates, Inc. Michael Klein is the controlling stockholder of M. Klein Associates, Inc.

F3: The Shares are held of record by M. Klein Associates, Inc. Michael Klein is the controlling stockholder of M. Klein Associates, Inc.