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Plexium

Plexium

Private
San Diego, CaliforniaHealthcare & Life Scienceshttps://plexium.com/

Last Round

VC Round

Aug 25, 2025

Total Funding Raised

$165.1M

Company Overview

Plexium is a biotechnology company that develops targeted protein degradation therapeutics for the treatment of cancer and other serious diseases.

Sector

Healthcare & Life Sciences

Verticals

Biotechnology, Drug Discovery

Business Model

B2B

Customer Profile

Services & Consulting

AI Layer

Application

Keywords

targeted protein degradationmolecular glueTPDdrug discovery platformprotein degraderbiotechundruggable targetsbiobuckstherapeutic candidatessmall molecule inhibitorsproteomicsdrug developmentoncologyneurologybiopharma

Historical Pricing

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Plexium Comps

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

Plexium comps — public and private peers by sector, stage, and business model
CompanyStatusEst. ValuationRev Multiple
OpenAIPrivate$86.0B~40x
CoherePrivate$5.0B--
Competitor 1Public$XX.XBXXx
Competitor 2Public$XX.XBXXx

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Plexium Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
VC RoundAug 25, 2025
VC RoundAug 25, 2024
Series BFeb 23, 2022
Series A ExtensionJan 21, 2021
Series AOct 17, 2019
Seed
Feb 1, 2018

Key People

Founding team and executive leadership

Michael Martin

President CEO

Executive Team

Plexium Investors

Notable investors and investment history

Plexium investors
InvestorRounds
The Column GroupSeries B, Series A, Series A Extension
Surveyor CapitalSeries B
SoftBank Investment AdvisersSeries B
RA Capital ManagementSeries B
TCG CrossoverSeries B
A. M. Pappas & AssociatesSeries B
DCVC BioSeries A Extension, Series B, Series A

Market signals

Structured signals derived from secondary market and firmographic data.

  • Apr 28, 2025

    Developing selective monovalent degrader programs targeting SMARCA2, IKZF2, and CDK2.

  • Apr 28, 2025

    Multiple presentations scheduled for AACR 2025 conference.

Plexium Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
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Plexium Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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

Firmographic Details

HeadquartersSan Diego, California
Employee Range35
Year Founded2017
Last FundingAug 25, 2025

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