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NuCube Energy

NuCube Energy

Private
Idaho Falls, IdahoEnergy & Sustainabilityhttps://www.nucube.energy/

Last Round

M&A

Jun 25, 2026

Est. Valuation

$625M

Total Funding Raised

$13M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

NuCube Energy is a CleanTech company developing a high-temperature modular microreactor designed to provide both electricity and industrial heat.

Sector

Energy & Sustainability

Verticals

Smart Grid, Energy Management, Smart Manufacturing, Clean Manufacturing

Business Model

B2B

Customer Profile

Hardware Sales, Services & Consulting, Data as a Service

AI Layer

Infrastructure

Keywords

nuclear microreactorsmall modular reactorSMRcarbon-free energybaseload powerTRISO fuelindustrial process heatdata center poweroff-grid poweradvanced nuclearheat-pipe technologynuclear batterymodular powerenergy-as-a-serviceclean tech

Historical Pricing

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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NuCube Energy Comparables

Compare NuCube Energy with similar companies based on industry and business-model similarity.

NuCube Energy comparables — related companies by embedding similarity
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NANO Nuclear Energy
86%
Brookfield Infrastructure Finance ULC
82%
Aalo Atomics
82%

NuCube Energy Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
M&AJun 25, 2026
SeedFeb 19, 2026
AcceleratorJul 16, 2025
SeedJul 13, 2025

Key People

Founding team and executive leadership

Cristian Rabiti

Chief Executive Officer, Co-founder

Founding Team

NuCube Energy Investors

Notable investors and investment history

Market signals

Structured signals derived from secondary market and firmographic data.

  • Aug 3, 2026

    Open roles increased to 6, 3x the trailing average.

  • Aug 1, 2026

    Grew 36% QoQ, from 11 to 15 employees.

Recent news

Latest coverage and updates

  • is_developingAug 25, 2026

    NuCube Energy, Inc. is developing factory-built microreactors based on NuSun platform.

  • partners_withAug 25, 2026

    NuCube Energy, Inc. partnered with Canadian Nuclear Laboratories Ltd. on Aug 25th '26.

  • is_developingAug 12, 2026

    NuCube Energy, Inc. is developing NuAlaska on Jul 30th '26.

  • merges_withJun 26, 2026

    NuCube Energy, Inc merged with Launch Two Acquisition Corp on Jun 25th '26.

NuCube Energy Filings

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NuCube Energy filings preview — column headings only; records require access
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Frequently Asked Questions

Common questions about NuCube Energy's valuation, stock price, and market status.

Is NuCube Energy a public or private company?

NuCube Energy is a private company.

What is the current stock price of NuCube Energy?

NuCube Energy is a private company with no public stock price. No recent secondary market data is available.

How much is NuCube Energy worth (valuation)?

Valuation information for NuCube Energy is not publicly available.

Can I buy NuCube Energy stock?

NuCube Energy shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was NuCube Energy's last funding round?

NuCube Energy's most recent funding round was Early Funding on February 19, 2026.

Who are the main investors in NuCube Energy?

Key investors in NuCube Energy include Halliburton Labs, Arizona Nuclear Ventures.

Will NuCube Energy IPO soon?

No public IPO plans have been announced for NuCube Energy.

How can I track NuCube Energy secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor NuCube Energy's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersIdaho Falls, Idaho
Employee Range10
Year Founded2023
Last FundingJun 25, 2026

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