4Filing Date: Sep 15, 2026

Oklo

Statement of Changes in Beneficial Ownership

View SEC Filing
ACC: 0002021774-26-000011
Total Value$233.0K
Trades1
Insiders1

Transaction Details

Jansen John M
Director·Direct
Sell · Dispose
Class A Common Stock
Shares-6.35K
Price$36.67
Total Value$233.0K
Shares Owned After6.00K
Transaction DateSep 14, 2026
Footnotes ▸

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.

Post-Transaction Holdings

Jansen John M · Director
SecuritySharesChange
Class A Common Stock6.00K-6.35K (-51.43%)
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Deep Analysis

Oklo director John M. Jansen sold 6,354 Class A shares for $233,001 at $36.67, a discretionary open-market sale with no 10b5-1 plan that cut his direct stake by 51% to 6,000 shares.

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Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-09-14 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: Oklo Inc. (OKLO) CIK: 0001849056 --- Reporting Owner --- Name: Jansen John M CIK: 0002021774 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Class A Common Stock Date: 2026-09-14 | Code: S (Open market sale) Shares: -6,354 | Price: $36.67 Total Value: $233,001.18 Shares Owned After: 6,000 | Ownership: D (Direct) Footnotes: [F1] 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. --- Footnotes (Complete Index) --- F1: 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. --- Signature --- /s/ /s/ Richard Craig Bealmear, Attorney-in-Fact (2026-09-15)

keid analysis is for reference only and does not constitute investment advice.