Jacob DeWitte and Caroline Cochran Decrease Stake in Oklo Inc. via 10b5-1 Plan

Jacob DeWitte and Caroline Cochran filed an amendment to their Schedule 13D for Oklo Inc. (OKLO) on July 6, 2026, reporting a decrease in their collective beneficial ownership. Following a series of open-market transactions executed under a Rule 10b5-1 trading plan, the reporting persons disposed of 400,000 shares of Class A Common Stock between June 1, 2026, and July 1, 2026. Specifically, 200,000 shares were sold in June at prices ranging from $64.57 to $70.56, and another 200,000 shares were sold in July at prices between $51.52 and $54.30. As of the July 1 event date, the reporting persons beneficially own 20,559,091 shares, representing approximately 11.1% of the company's outstanding stock, down from a previous 12.2%. The holdings are distributed across various personal accounts, Grantor Retained Annuity Trusts (GRATs), and family trusts. DeWitte and Cochran, who are married, share beneficial ownership of the reported securities.