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Giấy phép số 4978/GP-TTĐT do Sở Thông tin và Truyền thông Hà Nội cấp ngày 14 tháng 10 năm 2019 / Giấy phép SĐ, BS GP ICP số 2107/GP-TTĐT do Sở TTTT Hà Nội cấp ngày 13/7/2022.
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Oklo, a pre-revenue nuclear start-up aiming to deploy small reactors for AI data centers, has seen its stock fall sharply in 2026 after a rally in 2025 driven by investor enthusiasm around its backers and reactor design. The company is still working through the regulatory process and has not deployed a reactor commercially.
Oklo shares have declined more than 40% in 2026. The article notes that if an investor had put $10,000 into Oklo at its peak price in mid-October 2025, that investment would be worth about $2,840 today.
Oklo’s core idea—its micro nuclear reactor—has not been implemented at the commercial scale the company targets. The Aurora reactor is designed to be built in a factory and deployed on-site where power generation is needed, but the article emphasizes that the approach has not been tested in practice at the scale required to validate profitability.
Key uncertainties highlighted include whether revenue from the reactors will meaningfully exceed operating costs, how many customers Oklo can sign, and whether it can secure a large share of the utility market. These business uncertainties are compounded by regulatory risk, particularly obtaining a commercial license, which has prevented the company from generating revenue to date.
Despite having no commercial deployments, Oklo is described as carrying an $8 billion market capitalization. The article compares this with NuScale Power, which has a $3 billion market cap and a small reactor design approved by the Nuclear Regulatory Commission (NRC). The comparison is used to illustrate the role of market hype in Oklo’s valuation since it went public in 2024.
The article says investors have been drawn to Oklo because of its activity in the artificial intelligence data center space over the past two years. It also cites a partnership with the Department of Energy intended to accelerate its licensing timeline and notes that the company had about $788 million in cash at the end of 2025.
However, the article argues that investors still face a fundamental question: why Oklo’s small nuclear power plants should become dominant enough for the stock to double or triple from here. Without more concrete evidence, it says it is difficult to assume Oklo’s design will become not only a future option but the preferred choice for off-grid power generation.
The article also points to a broader environment in which interest rates remain high and competition is increasing from other clean energy companies, including Bloom Energy. In that context, it characterizes the sell-off in Oklo as justified.
Rather than investing in a single pre-revenue company, the article suggests that investors may find it more prudent to consider a nuclear energy exchange-traded fund (ETF) given the uncertainty surrounding Oklo’s untested commercial model and regulatory pathway.
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