Series B startup

Who invested in BioRexis

2 rounds we have observed, with the 7 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Funding summaryUpdated 26 Oct 2026

$38Mraised across 2 rounds since 2002, from 2 sources

$8.0MSeries A$30MSeries B
Latest round
Series B, $30MMar 2004
Step-upi
3.8×
Investors
7
See who backed them

The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

20032004
$8.0MSeries A$30MSeries B
First round
Series A, $8.0M
Dec 2002
Biggest round
$30M
Series B · Mar 2004
Between rounds
15 months
from the last two

The rounds

  1. Mar 2004
  2. Dec 2002
    Series A$8.0M3 new

    From a historical funding record

Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

The exit

ExitBuyerPriceWhen
AcquiredPfizerundisclosedFeb 2007

From historical deal records. Wrong? Tell us.

Everyone who backed them

Quaker PartnersVC firm2rounds
ProQuest InvestmentsVC firm2rounds
Tullis-DickersonInvestment firm2rounds
Declaration PartnersFamily office1round
Anthem Capital ManagementInvestment firm1round

Missing a round, or an investor who was in one? Tell us.

Quick answers about BioRexis

Who invested in BioRexis?

BioRexis's investors include Quaker Partners, ProQuest Investments, Tullis-Dickerson, Johnson & Johnson Development Corporation (JJDC) and Declaration Partners, and 2 more on record.

How much has BioRexis raised?

BioRexis has raised $38M across 2 rounds since 2002.

When did BioRexis last raise?

BioRexis's most recent round was a Series B of $30M in Mar 2004.

What was BioRexis's biggest round?

Its most recent round, $30M in Mar 2004, is also its largest on record.

Who backed BioRexis first?

BioRexis's first round on record, in Dec 2002, was backed by Quaker Partners, ProQuest Investments and Tullis-Dickerson.

What stage is BioRexis at?

BioRexis's latest named round is a Series B, in Mar 2004.

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