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Source Foundry

Source Foundry

Private
San Francisco, CaliforniaFrontier & Industrial Techhttps://sourcefoundry.com

Last Round

VC Round

Aug 1, 2026

Est. Valuation

$5B

Momentum

Top 5%

of companies Caplight tracks

Company Overview

Source Foundry operates in Frontier & Industrial Tech and is based in San Francisco, California. Its latest recorded funding round was a VC Round in August 2026.

Source Foundry is a semiconductor manufacturing technology company that develops lithography tools, chip fabrication machinery, and wafer-processing software for the AI infrastructure industry.

Sector

Frontier & Industrial Tech

Verticals

Semiconductors, Smart Manufacturing, Computing Hardware, AI Training Infrastructure

Business Model

B2B

Customer Profile

Services & Consulting, Hardware Sales

AI Layer

Non-AI

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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Source Foundry Comparables

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

Source Foundry comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Substrate
86%
Lace Lithography
81%
xLight Inc.
81%
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Source Foundry Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
VC RoundAug 1, 2026
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Source Foundry Investors

Notable investors and investment history

Source Foundry investors
InvestorRounds
Sequoia CapitalSeed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Aug 1, 2026

    $400M raised at $5B post-money valuation.

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Source Foundry Filings

Explore SEC and related filing metadata, where available.

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

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Frequently Asked Questions

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

Is Source Foundry a public or private company?

Source Foundry is a private company.

What is the current stock price of Source Foundry?

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

How much is Source Foundry worth (valuation)?

Source Foundry's valuation is estimated at $5.0B based on funding round data.

Can I buy Source Foundry stock?

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

When was Source Foundry's last funding round?

Source Foundry's most recent funding round was VC Round on August 1, 2026.

Who are the main investors in Source Foundry?

Key investors in Source Foundry include Sequoia Capital.

Will Source Foundry IPO soon?

No public IPO plans have been announced for Source Foundry.

How can I track Source Foundry secondary market activity?

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

Firmographic Details

HeadquartersSan Francisco, California
Year Founded2025
Last FundingAug 1, 2026

Institutional Data Access

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