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Valar Atomics

Valar Atomics

Private
El Segundo, CaliforniaEnergy & Sustainabilityhttps://www.valaratomics.com/

Last Round

Series B

Aug 3, 2026

Est. Valuation

$6B

Total Funding Raised

$1.49B

Momentum

Top 1%

of companies Caplight tracks

Company Overview

Valar Atomics is an energy production company that develops and manufactures high-temperature gas reactors to provide grid-independent power for data centers and heavy industry.

Sector

Energy & Sustainability

Verticals

Renewable Energy, Advanced Materials

Business Model

B2B

Customer Profile

Government Contracts, Data as a Service, Hardware Sales

AI Layer

Non-AI

Keywords

small modular reactorSMRTRISO fueladvanced nuclearnuclear energymicroreactorhigh-temperature gas reactorHTGRnuclear fuel fabricationclean energycarbon-free energyenergy infrastructurenext-gen nucleardeep techdata center power

Historical Pricing

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Caplight Momentum Score

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Valar Atomics Comparables

Compare Valar Atomics with similar companies based on industry and business-model similarity.

Valar Atomics comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
X-energy
85%
TerraPower
81%
Kairos Power
81%

Valar Atomics Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series BAug 3, 2026
Series A ExtensionApr 1, 2026
Series ANov 10, 2025
SeedFeb 19, 2025

Secondary Market Activity

Bids, offers, and trades by month

Data table
OperationDatePriceSizeShare ClassStructure
OFFER
OFFER
BID
OFFER

Valar Atomics Investors

Notable investors and investment history

Valar Atomics investors
InvestorRounds
Balerion Space VenturesSeries A
AlleyCorpSeed, Series A
Contrary CapitalSeries A
DTXSeries A
Crosscut VenturesSeries A
Riot VenturesSeries A, Seed
TriplePoint CapitalSeries A

Market signals

Structured signals derived from secondary market and firmographic data.

  • Aug 22, 2026

    Monthly visitors grew 228% MoM, reaching 98K.

  • Aug 18, 2026

    Grew 46% QoQ, from 103 to 150 employees.

Recent news

Latest coverage and updates

  • expands_facilitiesSep 18, 2026

    Valar Atomics Inc. expanded facilities to Green River, Wyoming, United States, Northern America, Americas on Sep 18th '26.

  • is_developingAug 24, 2026

    Valar Atomics Inc. is developing modular, high-temperature gas reactors.

  • hiresAug 17, 2026

    Valar Atomics Inc. hires Shaun Maguire as board of directors.

  • receives_financingAug 17, 2026

    Valar Atomics Inc. received financing of $200M in credit facility on Aug 4th '26.

  • receives_awardAug 6, 2026

    Valar Atomics Inc. receives award Horizon Award at Summit.

Valar Atomics Filings

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Valar Atomics filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Appears On

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Frequently Asked Questions

Common questions about Valar Atomics's valuation, stock price, and market status.

Is Valar Atomics a public or private company?

Valar Atomics is a private company.

What is the current stock price of Valar Atomics?

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

How much is Valar Atomics worth (valuation)?

Valar Atomics's valuation is estimated at $2.0B based on funding round data.

Can I buy Valar Atomics stock?

Valar Atomics 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 Valar Atomics's last funding round?

Valar Atomics's most recent funding round was Series B on April 1, 2026.

Who are the main investors in Valar Atomics?

Key investors in Valar Atomics include Riot Ventures, Dream Ventures, Dream Ventures, Day One Ventures, Snowpoint Ventures.

Will Valar Atomics IPO soon?

No public IPO plans have been announced for Valar Atomics.

How can I track Valar Atomics secondary market activity?

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

Firmographic Details

HeadquartersEl Segundo, California
Employee Range128
Year Founded2023
Last FundingAug 3, 2026

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