Oklo Inc. (OKLO) SEC filings document the regulatory record of an advanced nuclear technology company developing fast fission power plants, nuclear fuel recycling and critical isotope supply. For Oklo, quarterly reports and amended quarterly reports are useful for reviewing operating updates, capital-structure disclosure, risk factors and the company’s description of its nuclear development activities.
Oklo’s Form 8-K filings are especially relevant because the company’s business can be affected by material agreements, financing arrangements, officer and director changes, shareholder voting results and other reported events. Recent 8-K categories include material definitive agreements, governance matters and annual meeting results. These filings help investors separate company-disclosed events from general market commentary about advanced nuclear power.
Annual reports, quarterly reports and proxy statements can also show how Oklo explains its business model, emerging growth company status, governance structure, executive compensation framework and stockholder voting matters. The company’s proxy materials and meeting-result filings provide details on board elections, auditor ratification and other shareholder matters.
For OKLO stock research, the most relevant filing types include Form 10-K for annual business and risk disclosure, Form 10-Q for quarterly updates, Form 8-K for material events, and DEF 14A proxy statements for governance and compensation information. These documents are central to understanding Oklo’s public-company obligations as it works on Aurora powerhouse commercialization, fuel recycling and isotope-related projects.
Oklo Inc. founders Jacob DeWitte and Caroline Cochran report beneficial ownership of 21,159,091 shares of Class A common stock, or 12.2% of the class, based on 173,919,838 shares outstanding as of April 6, 2026. Their holdings are spread across personal accounts, GRATs, family trusts and near-term vesting restricted stock units.
Recent activity includes open-market sales totaling 200,000 shares on March 2, 2026 and 200,000 shares on April 1, 2026 under a Rule 10b5-1 trading plan, RSU vesting of 220,140 shares on March 12, 2026, and 117,788 shares sold on March 13, 2026 solely to cover tax withholding. Additional transactions moved shares among DeWitte-related GRATs and family trusts for no cash consideration.
Oklo Inc. is asking stockholders to vote at a fully virtual 2026 Annual Meeting on June 3, 2026. Holders of 173,919,838 common shares as of April 6, 2026 can vote one share per vote.
Stockholders will elect three Class II directors (Caroline DeWitte, Richard W. Kinzley, and Dr. Mark Peters) to serve until the 2029 meeting and vote on ratifying Deloitte & Touche LLP as independent auditor for the year ending December 31, 2026. The board is classified into three staggered terms and is majority independent, with Michael Thompson serving as lead independent director. The filing also details board committees, director biographies, and 2024–2025 executive pay, including CEO Jacob DeWitte’s 2025 compensation of $7.0 million, mainly from stock-based awards and bonuses tied to achieving corporate milestones.
Oklo Inc. director David G Park has filed a Form 3 as a reporting person for the company. The filing lists him as a director and shows no reported transactions or holdings, with all transaction and share counts in the summary set to zero.
Peters Mark T reported acquisition or exercise transactions in this Form 4 filing.
Oklo Inc. director Mark T. Peters received a grant of 4,699 restricted stock units, each representing a contingent right to one share of Class A Common Stock. These units vest in full on April 10, 2027. Following the transactions, he also reports 100 Class A shares held indirectly through The Peters Family Trust.
Kan Derek T. reported acquisition or exercise transactions in this Form 4 filing.
Oklo Inc. director Derek T. Kan reported a grant of 4,699 restricted stock units (RSUs). The RSUs were awarded on April 10, 2026 and each RSU represents a right to receive one share of Oklo’s Class A Common Stock. Following this award, Kan holds 4,699 RSUs directly. The RSUs vest in full on April 10, 2027, meaning shares will be delivered only if the vesting condition is met.
Oklo Inc. director David G. Park received a grant of 4,699 restricted stock units as equity compensation. Each unit represents a contingent right to receive one share of Oklo Class A common stock.
The restricted stock units vest in full on April 10, 2027, and Park now holds 4,699 units directly following this award. This is a non-cash, compensation-related acquisition rather than a market purchase or sale of shares.
Oklo Inc. director Derek T. Kan has filed an initial Form 3, which is a required statement of beneficial ownership for new insiders. This filing is administrative in nature and does not report any stock purchases, sales, or other equity transactions by the reporting person.
Oklo Inc. director Mark T. Peters filed an initial ownership report showing indirect holdings of the company’s stock. The filing lists beneficial ownership of 100 shares of Class A Common Stock, held indirectly through The Peters Family Trust. It is a holdings disclosure, not a new buy or sell transaction.
Oklo Inc. director Derek T. Kan has filed an initial statement of beneficial ownership. The filing lists him as a director and shows no reported purchases, sales, option exercises, gifts, or other transactions, indicating this is an administrative disclosure of his current status rather than a trading event.
Oklo Inc. is expanding and reshaping its leadership to support growth across its power, fuel, recycling, and isotopes businesses. On April 10, 2026, the Board increased its size to eleven directors and appointed four new independent directors: Dr. Mark Peters, David Christian, Derek Kan, and David Park.
The company also named Michael Thompson as Lead Independent Director to strengthen independent oversight. Separately, on April 8, 2026, Chief Technology Officer Pat Schweiger agreed to transition from his executive role into a senior technical advisor position, allowing Oklo to continue drawing on his fast-reactor expertise while it builds out dedicated business units.