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▼ SELL 10b5-1 Plan

$ Value

$360K

Shares

5,951

Price

$60

Filed

Mar 4

Insider

Name

DeWitte Jacob

Title

Co-Founder, CEO

CIK

0002021433

Roles

Director Officer 10% Owner

Transaction Details

Transaction Date

2026-03-02

Code

S

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

742,246

Footnotes

The sales reported herein were effected pursuant to a Rule 10b5-1 plan adopted on March 31, 2025. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.00 - $61.00 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. | For more information about the equity of the Issuer held by the Reporting Person, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $61.10 $62.00 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. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.01- $63.01 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. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $63.02 - $64.02 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. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.02- $64.71 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. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.01- $64.87 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. | Represents securities held by the Reporting Person's spouse. | Represents securities beneficially owned by the Reporting Person's spouse.

Filing Info

Accession No.

0002021433-26-000002

Form Type

4

Issuer CIK

0001849056

DeWitte Jacob's History

Date Ticker Type Value
2026-04-01 OKLO $652K
2026-04-01 OKLO $521K
2026-04-01 OKLO $462K
2026-04-01 OKLO $1.4M
2026-04-01 OKLO $2.0M
2026-03-31 OKLO J $0
2026-03-31 OKLO J $0
2026-03-30 OKLO J $0
2026-03-30 OKLO J $0
2026-03-13 OKLO $4.4M

Other Insiders at OKLO (90d)

Insider Bought Sold Last
Kinzley Richard $208K 2026-03-27
Peters Mark T 2026-04-10
Bealmear Richard Craig
Chief Financial Officer
$7.2M 2026-04-02
Kan Derek T. 2026-04-10
DeWitte Jacob
Co-Founder, CEO
$34.4M 2026-03-31
DeWitte Jacob / Cochran Caroline
Co-Founder, CEO
$5.0M 2026-04-01
Jansen John M $541K 2026-03-27
Cochran Caroline
Co-Founder, COO
$34.7M 2026-03-31
Goodwin William Carroll Murphy
Chief Legal & Strategy Officer
$761K 2026-03-25
Schweiger Patrick Joseph
Chief Technology Officer
$314K 2026-03-25
Park David G 2026-04-10