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Callio Therapeutics

Callio Therapeutics

Private
Seattle, WashingtonHealthcare & Life Scienceshttps://calliotx.com/

Last Round

Series A

Mar 3, 2025

Total Funding Raised

$187M

Momentum

Top 10%

of companies Caplight tracks

Company Overview

Callio Therapeutics is a biotechnology company that develops next-generation, multi-payload antibody-drug conjugates (ADCs) for cancer therapy.

Sector

Healthcare & Life Sciences

Verticals

Biotechnology, Drug Discovery, Clinical Trials, Precision Medicine

Business Model

B2B

Customer Profile

Services & Consulting

AI Layer

Application

Keywords

antibody-drug conjugatesADCdual-payload ADConcology therapeuticscancer drug discoverybiotechtargeted cancer therapyclinical-stage biotechHER2-targeted therapydrug resistanceAI-augmented drug discoveryprecision medicinecomputational biologynext-gen biologics

Historical Pricing

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Caplight Momentum Score

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Callio Therapeutics Comparables

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

Callio Therapeutics comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Canwell Biotech Ltd.
86%
Eli Lilly and Company
83%
NetTargets
78%

Callio Therapeutics Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series AMar 3, 2025

Key People

Founding team and executive leadership

Jerome Boyd-Kirkup

Chief Scientific Officer Co-Founder

Founding Team

Kiran Asarpota

Chief Operating Officer

Executive Team

Callio Therapeutics Investors

Notable investors and investment history

Callio Therapeutics investors
InvestorRounds
Omega FundsSeries A
SEEDS CapitalSeries A
ClavystBioSeries A
EDBISeries A
Norwest Venture PartnersSeries A
Frazier Life SciencesSeries A
Novo HoldingsSeries A

Market signals

Structured signals derived from secondary market and firmographic data.

  • Aug 25, 2026

    Grew 16% QoQ, from 19 to 22 employees.

  • Jul 23, 2026

    Grew 18% QoQ, from 17 to 20 employees.

Recent news

Latest coverage and updates

  • hiresSep 10, 2026

    Callio Therapeutics, Inc. hired Zachary Hornby as Chief Executive Officer on Sep 9th '26.

  • is_developingSep 9, 2026

    Callio Therapeutics, Inc. is developing dual-payload antibody-drug conjugates on Jul 1st '25.

Callio Therapeutics Filings

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

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

Is Callio Therapeutics a public or private company?

Callio Therapeutics is a private company.

What is the current stock price of Callio Therapeutics?

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

How much is Callio Therapeutics worth (valuation)?

Valuation information for Callio Therapeutics is not publicly available.

Can I buy Callio Therapeutics stock?

Callio Therapeutics 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 Callio Therapeutics's last funding round?

Callio Therapeutics's most recent funding round was Series A on March 3, 2025.

Who are the main investors in Callio Therapeutics?

Key investors in Callio Therapeutics include Frazier Life Sciences.

Will Callio Therapeutics IPO soon?

No public IPO plans have been announced for Callio Therapeutics.

How can I track Callio Therapeutics secondary market activity?

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

Firmographic Details

HeadquartersSeattle, Washington
Employee Range19
Year Founded2025
Last FundingMar 3, 2025

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