Nuclear Stocks Rally as Google’s Reactor Deal Lifts the Sector: NANO Nuclear Energy Jumps 8%, Oklo Climbs 8%, NuScale Power Gains 7%
Google's deal with Constellation Energy to upgrade nuclear reactors boosted shares of small modular reactor developers. NANO Nuclear Energy (NNE) +8%, Oklo (OKLO) +8%, NuScale Power (SMR) +7%. Global X Uranium ETF (URA) rose 5%. All three companies are pre-revenue, with NuScale having U.S. regulatory certification.
How this was made

The 30-second read
Why it matters
The announcement acted as a catalyst for three pre‑revenue SMR developers, driving double‑digit intraday gains and boosting the Global X Uranium ETF.
Market read
The deal validates demand for firm nuclear power from hyperscale tech firms, creating immediate upside for SMR developers and related uranium exposure.
What to watch
Potential regulatory delays or limited capacity of existing reactors could temper the long‑term impact of the Google deal.
Background
Google (Alphabet) announced a long‑term agreement with Constellation Energy to fund efficiency upgrades at operating nuclear reactors, providing additional output for its data centers.
Ticker impact
Google's agreement with Constellation Energy lifted NNE shares 8% to $16.79.
likely upward pressure as traders price in the new contract.
Deal is fresh, stock already jumped on the news, and the company is pre‑revenue with limited downside.
Google's agreement with Constellation Energy lifted OKLO shares 8% to $38.81.
likely upward pressure as market absorbs the contract news.
Immediate price reaction and the company's exposure in the URA ETF amplify the move.
Google's agreement with Constellation Energy lifted SMR shares 7% to $8.20.
likely upward pressure, though gains may be limited by pre‑revenue status.
NuScale's unique NRC certification plus the Google contract creates a short‑term buying opportunity.
Market effects
The deal may broaden investor interest in the small modular reactor and uranium space, supporting related ETFs.
U.S. nuclear and clean‑energy equities could see modest inflows.
Highlights growing demand from hyperscale tech firms for firm nuclear power worldwide.
Counterpoint
The rally may be short‑lived as all three firms remain pre‑revenue and heavily dependent on future licensing milestones.
Key entities
- CompanyAlphabet Inc.
Tech giant paying for additional nuclear output.
- CompanyConstellation Energy
Operator of existing nuclear plants partnering with Google.



