Oklo Inc. — Director's Dealing 2025

Oct 2, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Oklo Inc. (OKLO)
CIK: 0001849056
Period of Report: 2025-09-30

Reporting Person: DeWitte Jacob (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-09-30	Class A Common Stock	S	52228	$110.3012	Disposed	10027870	Direct
2025-09-30	Class A Common Stock	S	42034	$111.1415	Disposed	9985836	Direct
2025-09-30	Class A Common Stock	S	110066	$112.1355	Disposed	9875770	Direct
2025-09-30	Class A Common Stock	S	48873	$113.0710	Disposed	9826897	Direct
2025-09-30	Class A Common Stock	S	17927	$114.0670	Disposed	9808970	Direct
2025-09-30	Class A Common Stock	S	21792	$115.2124	Disposed	9787178	Direct
2025-09-30	Class A Common Stock	S	6880	$116.1537	Disposed	9780298	Direct
2025-09-30	Class A Common Stock	S	200	$116.8175	Disposed	9780098	Direct
2025-09-30	Class A Common Stock	S	52227	$110.3012	Disposed	9749881	Indirect
2025-09-30	Class A Common Stock	S	42035	$111.1415	Disposed	9707846	Indirect
2025-09-30	Class A Common Stock	S	110065	$112.1355	Disposed	9597781	Indirect
2025-09-30	Class A Common Stock	S	48873	$113.0710	Disposed	9548908	Indirect
2025-09-30	Class A Common Stock	S	17928	$114.0670	Disposed	9530980	Indirect
2025-09-30	Class A Common Stock	S	21792	$115.2124	Disposed	9509188	Indirect
2025-09-30	Class A Common Stock	S	6880	$116.1537	Disposed	9502308	Indirect
2025-09-30	Class A Common Stock	S	200	$116.8175	Disposed	9502108	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	2000000	Indirect
Class A Common Stock	2000000	Indirect

Footnotes

F1: The sales reported herein were effected pursuant to a Rule 10b5-1 plan adopted on March 31, 2025.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $109.65 to $110.65, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer 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 set forth herein.

F3: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $110.66 to $111.66, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer 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 set forth herein.

F4: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $111.67 to $112.67, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer 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 set forth herein.

F5: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $112.68 to $113.68, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer 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 set forth herein.

F6: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $113.69 to $114.69, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer 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 set forth herein.

F7: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $114.72 to $115.72, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer 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 set forth herein.

F8: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $115.75 to $116.75, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer 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 set forth herein.

F9: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $116.80 to $116.85, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer 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 set forth herein.

F10: Represents securities held by the Reporting Person's spouse.