Welcome to our dedicated page for Oklo SEC filings (Ticker: OKLO), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
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. reporting person Vivek Narayanadas, General Counsel & Secretary, had 1,014 restricted stock units vest and settle into an equal number of Class A Common shares on August 3, 2026 at $0.00 per share. After this vesting, he holds 6,280 Class A shares directly, 5,000 shares indirectly through a joint account with his spouse, and 18,255 RSUs remaining from his prior grant.
Co‑founder and COO Caroline Cochran, a director and more‑than‑10% owner of Oklo Inc., reported selling 120,000 shares of Class A common stock on August 3, 2026. The sales, executed directly and through GRATs and family holdings associated with her and her spouse, occurred at weighted‑average prices between $38.10 and $42.03 per share and were made under a Rule 10b5‑1 trading plan adopted March 31, 2025. After these transactions she continues to hold direct and indirect positions, including 438,039 shares held directly and additional interests through family trusts and GRATs.
Oklo Inc. co-founder and CEO Jacob DeWitte reported Rule 10b5-1 plan sales totaling 120,000 shares of Class A Common Stock on August 3, 2026. The transactions included a direct sale of 40,000 shares at a weighted average price of $41.68, leaving 471,533 shares held directly. Additional sales came from shares held through a Jacob DeWitte GRAT and securities held or beneficially owned by his spouse, via GRATs and personal holdings, at weighted average prices within ranges from $38.10 to $42.03. Indirect positions after these transactions include 7,851,901 shares held by the Jacob DeWitte Family Trust and 7,583,085 shares held by the Caroline DeWitte Family Trust, along with several GRATs each holding between 474,011 and 1,000,000 shares.
Oklo Inc. reports beneficial ownership for Chief Product Officer Alexandra Renner. She holds 472,135 shares of Class A Common Stock directly and 123,153 shares indirectly through a joint account with her spouse. The filing also lists a stock option covering 136,393 underlying shares at an exercise price of $3.1800 per share, expiring in 2033, plus multiple restricted stock unit awards over Class A Common Stock that vest over time in annual and quarterly installments as described.
John Hanson, Chief of Staff at Oklo Inc., reports direct ownership of 359,008 shares of Class A Common Stock, stock options covering 45,465 shares at an exercise price of $3.18 expiring in 2033, and multiple restricted stock unit awards over thousands of shares that vest in stages between 2025 and 2027.
Oklo Inc. executive Michael Dixon, VP of Accounting & Controller, reported beneficial ownership of 22,000 Restricted Stock Units. These units relate to Class A Common Stock and vest as to 20% of the underlying shares on May 18, 2027, then in 48 substantially equal monthly installments. Each unit represents a contingent right to receive one share.
Erik Lassen, Senior VP of Engineering at Oklo Inc., reports holdings of restricted stock units linked to 14,000 and 3,010 shares of Class A Common Stock. The 14,000-unit award vests 20% on January 26, 2027, then in 48 substantially equal monthly installments. The 3,010-unit award vests in three substantially equal annual installments beginning March 31, 2027. Each restricted stock unit represents a contingent right to receive one Class A share.
Oklo Inc. executive Narayanadas Vivek, General Counsel & Secretary, reports initial equity holdings. He directly owns 5,266 shares of Class A Common Stock and indirectly owns 5,000 shares through a joint account with his spouse.
He also holds several Restricted Stock Unit awards convertible into Class A shares, including tranches for 22,000 and 18,255 underlying shares that vest beginning in February 2026 and October 2026, with additional monthly and annual vesting schedules extending into 2027.
Oklo, Inc. insiders filed to sell Class A Common Stock under Rule 144. The filing lists J.P. Morgan Securities LLC as broker and covers 400,000 shares of Class A Common Stock with an aggregate market value of $15,532,000, with an anticipated sale date on or after August 3, 2026.
The securities include founder shares originally acquired by Jacob DeWitte on December 31, 2013, part of which were transferred on March 27, 2025. The filing also reports sales during the past three months by Jacob DeWitte, Caroline Cochran, and their respective Grantor Annuity Trusts, each executing multiple transactions in June and July 2026 involving blocks of 40,000 or 60,000 shares of Class A Common Stock.
Oklo, Inc. insiders filed a notice of proposed sales of Class A common stock under Rule 144. The filing indicates that up to 400,000 shares may be sold through J.P. Morgan Securities LLC on the NYSE, with an intended sale date of August 3, 2026.
The securities section shows that these shares trace back to founder shares originally acquired by Caroline Cochran on December 31, 2013, including a later transfer dated March 28, 2025. The filing also lists recent open-market sales of Oklo Class A common stock during the past three months by Jacob DeWitte, Caroline Cochran, and related Grantor Annuity Trust #1 entities, with multiple transactions of 60,000 and 40,000 shares on June 1, 2026 and July 1, 2026.