Skip to main content
Caplight Logo









Immusoft

Immusoft

Private
Seattle, WashingtonHealthcare & Life Scienceshttps://www.immusoft.com/

Last Round

Grant

Mar 30, 2026

Total Funding Raised

$89.62M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

Immusoft is a biotechnology company that develops autologous cell therapies utilizing its proprietary Immune System Programming (ISP™) platform to transform patients' B cells into biofactories for the sustained delivery of therapeutic proteins.

Sector

Healthcare & Life Sciences

Verticals

Biotechnology, Clinical Trials, Precision Medicine, Drug Discovery

Business Model

B2B

Customer Profile

Services & Consulting, Government Contracts

AI Layer

Non-AI

Keywords

engineered B cell therapycell therapygene therapyimmune system programmingISPlysosomal storage diseasesrare genetic diseasesbiotechclinical trialsMPS IMPS IItherapeutic proteinsautologous cell therapyorphan drugliving drugs

Historical Pricing

Historical view of private secondary pricing and transaction trends.

Unlock Pricing Charts

Sign up to view complete historical pricing and secondary transactions.

Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

View Momentum History

Track how buyer interest and sentiment changes over time.

Immusoft Comparables

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

Immusoft comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Be Biopharma
83%
Bespoke Biotherapeutics
80%
Sangamo Therapeutics Inc
76%

Immusoft Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
GrantMar 30, 2026
GrantJan 26, 2023
GrantNov 29, 2021
GrantSep 25, 2020
Series BSep 25, 2020
Series B
Jan 3, 2019

Immusoft Investors

Notable investors and investment history

Immusoft investors
InvestorRounds
Mesa Verde Venture PartnersSeries B
EB Research PartnershipSeries A
Thiel FoundationGrant
NIH RADxGrant
Founders FundSeries B, Series A
TechniumSeries A
Ikarian CapitalSeries B

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jun 18, 2026

    Monthly visitors grew 40% MoM.

  • Mar 30, 2026

    $15M grant funding secured.

Immusoft Filings

Explore SEC and related filing metadata, where available.

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

Filing documents are not displayed on this public page. Request access to learn about available coverage.

Request access

Frequently Asked Questions

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

Is Immusoft a public or private company?

Immusoft is a private company.

What is the current stock price of Immusoft?

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

How much is Immusoft worth (valuation)?

Valuation information for Immusoft is not publicly available.

Can I buy Immusoft stock?

Immusoft 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 Immusoft's last funding round?

Immusoft's most recent funding round was Grant on March 30, 2026.

Who are the main investors in Immusoft?

Key investors in Immusoft include NIH RADx, 600 Mile Challenge Fund, California Institute for Regenerative Medicine.

Will Immusoft IPO soon?

No public IPO plans have been announced for Immusoft.

How can I track Immusoft secondary market activity?

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

Firmographic Details

HeadquartersSeattle, Washington
Employee Range16
Year Founded2009
Last FundingMar 30, 2026

Institutional Data Access

Join leading institutional investors using Caplight to access private market data, discover pricing, and execute secondary block trades.

Requires verified institutional or accredited status.

See something wrong or outdated?