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Upstage

Upstage

Private
Seongnam-siAI, Data & Cloud Infrastructurehttps://www.upstage.ai/

Last Round

Series C

Apr 15, 2026

Est. Valuation

$679.4M

Total Funding Raised

$269.1M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

Upstage is an artificial intelligence company that provides enterprise-grade generative AI solutions, including its 'Solar' large language model and Document AI products.

Sector

AI, Data & Cloud Infrastructure

Verticals

NLP & Conversational AI, ML Platforms, Document Management, Workflow Automation, Computer Vision

Business Model

B2B

Customer Profile

Usage-Based SaaS, Services & Consulting, Government Contracts, Freemium

AI Layer

Foundation

Keywords

large language modelDocument AISolar LLMfoundation modelenterprise AIfrontier AI labunstructured data processingAI-powered OCRfull-stack AIintelligent document processingsovereign AIdocument extractionAI foundryworkflow automationLLM APIon-premises AIfine-tuning toolsAI for insurance

Historical Pricing

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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Upstage Comparables

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

Upstage comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Instabase
83%
Hyperscience
77%
Reducto
77%

Upstage Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series CApr 15, 2026
Series B ExtensionAug 20, 2025
Series BApr 16, 2024
Series ASep 21, 2021
SeedFeb 1, 2021

Key People

Founding team and executive leadership

Lucy Park

Chief Product Officer, US CEO

Executive Team

Sung Kim

Co-Founder, CEO

Founding Team

Hwalsuk Lee

Chief Technology Officer

Executive Team

Upstage Investors

Notable investors and investment history

Upstage investors
InvestorRounds
Hana VenturesSeries B
InterVestSeries C, Series B Extension
Shinhan Venture InvestmentSeries C, Series B Extension, Series B
TBT PartnersSeries A
Shinhan Financial GroupSeries B
Premier PartnersSeries C, Series A, Series B Extension, Series B
SBVASeries B, Seed, Series A

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jun 26, 2026

    Selected for the CB Insights 'Global AI 100 Startups' list.

  • Apr 15, 2026

    $126M round raised

Upstage Filings

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

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Frequently Asked Questions

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

Is Upstage a public or private company?

Upstage is a private company.

What is the current stock price of Upstage?

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

How much is Upstage worth (valuation)?

Upstage's valuation is estimated at $679.4M based on funding round data.

Can I buy Upstage stock?

Upstage 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 Upstage's last funding round?

Upstage's most recent funding round was Series C on April 15, 2026.

Who are the main investors in Upstage?

Key investors in Upstage include SBVA, Company K Partners, Korea Development Bank, Mirae Asset Venture Investment, Sazze Partners.

Will Upstage IPO soon?

No public IPO plans have been announced for Upstage.

How can I track Upstage secondary market activity?

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

Firmographic Details

HeadquartersSeongnam-si
Employee Range247
Year Founded2020
Last FundingApr 15, 2026

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