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Ionblox

Ionblox

Private
Fremont, CaliforniaEnergy & Sustainabilityhttps://www.ionblox.com/

Last Round

Series B

Feb 8, 2023

Total Funding Raised

$87.91M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

Ionblox is a battery technology company that develops high-performance lithium-silicon battery cells for electric vehicles and electric vertical take-off and landing (eVTOL) aircraft.

Sector

Energy & Sustainability

Verticals

Energy Storage, Electric Vehicles, Aviation & Drones, Advanced Materials

Business Model

B2B

Customer Profile

Hardware Sales, Government Contracts

AI Layer

Non-AI

Keywords

lithium-silicon batteryextreme fast chargingXFCbattery technologyelectric vehicle batteryeVTOL batteryenergy densitynext-gen batteriesadvanced air mobilityAAMsilicon anodebattery cell manufacturingfast-charge techEV range extensionbattery chemistry

Historical Pricing

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Caplight Momentum Score

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Ionblox Comparables

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

Ionblox comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Amprius Technologies
83%
Sion Power
78%
Enevate
78%

Ionblox Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series BFeb 8, 2023
Series BOct 26, 2022
GrantJun 22, 2022
Series ASep 27, 2021
GrantMay 21, 2019
Grant
Apr 16, 2019

Ionblox Investors

Notable investors and investment history

Market signals

Structured signals derived from secondary market and firmographic data.

  • Sep 11, 2026

    Monthly visitors increased 155% MoM, reaching 1K.

  • Aug 21, 2026

    Monthly visitors grew 214% MoM.

Ionblox Filings

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

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

Is Ionblox a public or private company?

Ionblox is a private company.

What is the current stock price of Ionblox?

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

How much is Ionblox worth (valuation)?

Valuation information for Ionblox is not publicly available.

Can I buy Ionblox stock?

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

When was Ionblox's last funding round?

Ionblox's most recent funding round was Series B on February 8, 2023.

Who are the main investors in Ionblox?

Key investors in Ionblox include Applied Ventures LLC.

Will Ionblox IPO soon?

No public IPO plans have been announced for Ionblox.

How can I track Ionblox secondary market activity?

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

Firmographic Details

HeadquartersFremont, California
Employee Range5
Year Founded2017
Last FundingFeb 8, 2023

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