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CompanyCompany profileReviewed 2026-10-23

Oklo Inc.

Oklo Inc. is a publicly traded American nuclear power company based in Santa Clara, California. The company develops a small modular nuclear reactor, the Aurora Powerhouse, and intends to sell both electricity and radioisotopes produced by their Aurora reactors. The company's name is derived from Oklo, a region in the country of Gabon, Africa, where self-sustaining nuclear fission reactions occurred approximately 1.7 billion years ago.

Sources and references ↗
COMPANY PROFILE / 8 SOURCE-LINKED FIELDS

Basic company information

Each field links to its source. Financial figures retain their reporting periods; background references are identified in the source list.

Business sectors
nuclear industry [1]
Company / filing name
Oklo Inc. [2]
Headquarters location
Sunnyvale [1]
Official website
oklo.com ↗ [1]
ISIN (reported securities)
US02156V1098 [1]
CIK
1849056 [2]
Country in background record
United States [1]
Symbols / exchanges
OKLO (NYSE) [2]

Company positioning and business

Oklo Inc. is a publicly traded American nuclear power company based in Santa Clara, California. The company develops a small modular nuclear reactor, the Aurora Powerhouse, and intends to sell both electricity and radioisotopes produced by their Aurora reactors. The company's name is derived from Oklo, a region in the country of Gabon, Africa, where self-sustaining nuclear fission reactions occurred approximately 1.7 billion years ago. [3]

Founded in 2013 by Jacob and Caroline DeWitte, Oklo Inc. focuses on fast-fission power plants. OpenAI co-founder Sam Altman served as Chairman of the Board of Directors, but stepped down in April 2025 to "avoid a conflict of interest ahead of talks between his company and the nuclear start-up on an energy supply agreement." [3]

Background text: Wikipedia contributors, Oklo Inc.. Selected introductory paragraphs, licensed under CC BY-SA 4.0. Official filing data is cited separately.

Financial year, securities and disclosures

Listed securities: OKLO (NYSE). Multiple symbols may represent different share classes or securities of the same registrant. [2]

Financial results and regulatory disclosures

No individual financial documents have been indexed yet. Open the source to consult company disclosures. [2]

Related entities and concepts

Frequently asked questions

Where is the headquarters of Oklo Inc.?

Headquarters location: Sunnyvale. The linked source provides the background record. [1]

Which business sectors are recorded for Oklo Inc.?

Business sectors: nuclear industry. The linked source provides the background record. [1]

Sources and review dates

  1. Wikidata — company background record (CC0) ↗
  2. Company identity and profile data ↗
  3. Wikipedia contributors — Oklo Inc. (CC BY-SA 4.0) ↗

Reviewed 23 October 2026. Financial periods and historical event dates are shown separately. Figures reflect their stated source dates; this page is not a live quote or investment recommendation.

Content preparation: source-based compilation with AI assistance. See methods and attribution. Named sources identify the underlying records; no individual expert review is claimed.