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Symbio

Symbio

Private
Saint-FonsEnergy & Sustainabilityhttps://symbio.one

Last Round

Corporate Funding

May 16, 2023

Est. Valuation

$990M

Total Funding Raised

$11.08M

Company Overview

Symbio operates in Energy & Sustainability and is based in Saint-Fons. Its latest recorded funding round was a Corporate Funding round in May 2023.

Symbio is an alternative energy equipment company that develops and industrializes integrated hydrogen-electric fuel cell systems for mobility and stationary applications.

Sector

Energy & Sustainability

Verticals

Alternative Fuels, Clean Transportation, Energy Storage, Clean Manufacturing, Renewable Energy

Business Model

B2B

Customer Profile

Hardware Sales, Services & Consulting

AI Layer

Application

Historical Pricing

Historical view of private secondary pricing and transaction trends.

Pricing history

Caplight clients see full MarketPrice™ history and secondary transactions.

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

Momentum history

Caplight clients track how buyer interest and sentiment change over time.

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Symbio Comparables

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

Symbio comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Ballard Power Systems Inc.
85%
Shanghai REFIRE Group Ltd
84%
PowerCell Sweden
83%
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Symbio Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Corporate FundingMay 16, 2023
GrantMay 2, 2023
GrantOct 6, 2022
GrantApr 12, 2022
Joint VentureNov 21, 2019
VC Round
Sep 19, 2016
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Symbio Investors

Notable investors and investment history

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jan 19, 2026

    Monthly visitors increased 82% MoM, reaching 11.2K.

  • May 16, 2023

    Raised $972M post-money valuation with Stellantis leading.

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Recent news

Latest coverage and updates

  • has_issues_withSep 18, 2026

    On Aug 28th '26, a New York court dismisses fraud claims alleging that selling shareholders concealed Symbio's underpayment of Chinese social benefits insurance and housing fund obligations, inflating reported EBITDA and causing the buyer to overpay.

  • attends_eventSep 16, 2026

    Symbio attends IAA Hannover Messe 2026 in Germany on Sep 16th '26 and launches third-generation fuel cell stack technology for intensive mobility and stationary applications.

  • launchesSep 16, 2026

    At IAA Hannover Messe in Germany in 2026, Symbio launches its third-generation advanced fuel cell stack for demanding mobility and stationary applications.

  • attends_eventSep 15, 2026

    At IAA Transportation 2026, Symbio unveils its third-generation hydrogen fuel cell stack technology on Sep 14th '26.

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Symbio Filings

Explore SEC and related filing metadata, where available.

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

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Frequently Asked Questions

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

Is Symbio a public or private company?

Symbio is a private company.

What is the current stock price of Symbio?

Symbio is a private company, so its shares have no public market price. Caplight tracks Symbio's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.

How much is Symbio worth (valuation)?

Symbio's valuation is estimated at $990.0M based on funding round data.

Can I buy Symbio stock?

Symbio shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.

When was Symbio's last funding round?

Symbio's most recent funding round was Corporate Funding on May 16, 2023.

Who are the main investors in Symbio?

Key investors in Symbio include California Energy Commission.

Will Symbio IPO soon?

No public IPO plans have been announced for Symbio.

How can I track Symbio secondary market activity?

Caplight tracks bids, offers, and trades in Symbio's shares on secondary markets.

Firmographic Details

HeadquartersSaint-Fons
Employee Range553
Year Founded2010
Last FundingMay 16, 2023

Institutional Data Access

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