Key Stats for Oklo
- 52-Week Range: $36.61 – $193.84
- Street Mean Target: $79.88
- Market Cap: ~$8.6B
- Cash and Marketable Securities: $3.0B
- Enterprise Value: ~$6.2B
- Fwd 2-Year EBITDA CAGR: ~31%
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What Oklo Is Actually Building
Oklo’s (OKLO) pitch is a vertically integrated nuclear platform built around a small modular reactor called the Aurora powerhouse, a 75-megawatt compact fission reactor that recycles its own spent fuel and deploys in months rather than the decade-plus timelines of conventional nuclear plants.
The reason the stock peaked at nearly $194 last year and has since fallen more than 77% is straightforward: nuclear reactors take time, regulatory approval is complex, and the gap between a compelling vision and a working product is wide. Investors who bid Oklo to triple-digit valuations in late 2025 were pricing in a future that is real but not yet arrived.
What has actually happened in the meantime is worth understanding. The DOE approved Oklo’s Preliminary Design and Site Approval for the Aurora-INL powerhouse at Idaho National Laboratory. A Kiewit MOU for engineering, procurement, and construction on the Aurora-Ohio site adds a second deployment location.
Oklo was selected for three DOE Genesis Mission projects, a government initiative connecting national laboratories, industry, and academia through AI-enabled nuclear execution, with over $800 million in mission-wide partner commitments announced July 22, 2026.
The DOE also signed MOUs with five states to explore Nuclear Lifecycle Innovation Campuses that could co-locate fuel fabrication, reactor deployment, and data center infrastructure.
The Cash and Cash Equivalents chart captures how rapidly Oklo has built its financial foundation. Cash on hand was negligible through 2023, jumped to $97 million at end of 2024, and hit $788 million by year-end 2025. Through two ATM offerings in the first half of 2026, Oklo raised another $1.9 billion, bringing total cash and marketable securities to $3.0 billion as of June 30.

Executive Chairman Sam Altman, also CEO of OpenAI, has positioned Oklo at the intersection of AI and nuclear power, arguing that AI’s electricity demands are too large and baseload-intensive for wind and solar to meet, making small modular reactors near data centers a genuinely differentiated solution. Whether that plays out depends on a timeline still measured in years, not months.