Accipiter Biosciences

Private

Seattle, WashingtonHealthcare & Life Scienceshttps://accipiterbio.com/

Last Round

Seed

Nov 6, 2025

Total Funding Raised

$26.85M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

Accipiter Biosciences is a biotechnology company that develops de novo multifunctional biologics to treat complex diseases using its computational platform.

Sector

Healthcare & Life Sciences

Verticals

Biotechnology, Drug Discovery, Medical AI, Precision Medicine

Business Model

B2B

Customer Profile

Revenue Share, Services & Consulting

AI Layer

Application

Keywords

de novo protein designcomputational drug discoverybiologic therapeuticsprotein engineeringai drug discoveryin silico drug designmultifunctional biologicsoncology therapeuticsimmunology drug developmentbiotech r&ddrug discovery platformprecision medicineprotein therapeuticspharma partnershipai biotech

Historical Pricing

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Caplight Momentum Score

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Accipiter Biosciences Comps

Public and private peers based on sector, stage, and business model.

Accipiter Biosciences comps — public and private peers by sector, stage, and business model
Company	Status	Est. Valuation	Rev Multiple
OpenAI	Private	$86.0B	~40x
Cohere	Private	$5.0B	--
Competitor 1	Public	$XX.XB	XXx
Competitor 2	Public	$XX.XB	XXx

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Accipiter Biosciences Funding Rounds

Historical fundraising activity

Data table
Round	Date	Amount Raised	Valuation	Investors	Sources
Seed	Nov 6, 2025
Seed	Nov 6, 2025
Pre Seed	May 2, 2023
Seed	Mar 27, 2023

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Key People

Founding team and executive leadership

Javier Castellanos

Chief Technology Officer and Co-founder

Founding Team

Matthew Bick

CEO and co-founder

Founding Team

Accipiter Biosciences Investors

Notable investors and investment history

Accipiter Biosciences investors
Investor	Rounds
Argonautic Ventures	Seed
Pack Ventures	Seed
Washington Research Foundation Capital	Seed
Alexandria Venture Investments	Seed
Cercano Management	Seed
Argonautic Ventures	Seed
Flying Fish Partners	Seed

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Market signals

Structured signals derived from secondary market and firmographic data.

Nov 6, 2025
$13M raised in Seed round.

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Accipiter Biosciences Filings

SEC and related filings with document metadata.

Data table
Typed	Date	Amount Offered	Amount Sold	Filling	Pages	Download
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Accipiter Biosciences Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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Firmographic Details

HeadquartersSeattle, Washington

Employee Range24

Year Founded2023

Last FundingNov 6, 2025

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