United States · Funded startup

Who invested in Limerick BioPharma

6 rounds we have observed, with the 3 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

$49Mraised across 6 rounds since 2008, from 6 sources

$15MVenture$1.5MSeries A$15MSeries C$9.9MDebt$6.9MVenture$480KDebt
Latest round
Debt, $480KJan 2012
Biggest round
$15MVenture · Jun 2008
Investors
3
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.

2009201020112012
$15MVenture$1.5MSeries A$15MSeries C$9.9MDebt$6.9MVenture$480KDebt
First round
Venture, $15M
Jun 2008
Biggest round
$15M
Venture · Jun 2008
Usual gap between rounds
12 months
the median of 5

The rounds

  1. Jan 2012
    Debt$480K

    No investor was named in the report.

    Reported by sec.govSEC filing: $480K sold, first sale Jan 2012

  2. Dec 2010
    Venture$6.9M

    No investor was named in the report.

    Reported by sec.govSEC filing: $3.6M sold, first sale Nov 2010

  3. Nov 2010
    Debt$9.9M

    No investor was named in the report.

    Reported by sec.govSEC filing: $3.6M sold, first sale Nov 2010

  4. Jul 2009
    Series C$15M3 returning

    Reported by fiercebiotech.comSEC filing: $15M sold, first sale Jul 2009

  5. Jun 2009
    Series A$1.5M

    No investor was named in the report.

    Reported by deals.venturebeat.comSEC filing: $1.5M sold, first sale Jun 2009

  6. Jun 2008

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.

Venture2008Series A2009Series C2009Debt2010Venture2010Debt2012ARCH Venture PartnersSevin Rosen FundsAltitude Life Science Ventures

Everyone who backed them

ARCH Venture PartnersVC firm2rounds
Sevin Rosen FundsVC firm2rounds
Altitude Life Science VenturesGrowth equity2rounds

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

Quick answers about Limerick BioPharma

Who invested in Limerick BioPharma?

Limerick BioPharma's investors include ARCH Venture Partners, Sevin Rosen Funds and Altitude Life Science Ventures.

How much has Limerick BioPharma raised?

Limerick BioPharma has raised $49M across 6 rounds since 2008.

When did Limerick BioPharma last raise?

Limerick BioPharma's most recent round was a Debt of $480K in Jan 2012.

What was Limerick BioPharma's biggest round?

Limerick BioPharma's largest round on record is $15M (Venture), in Jun 2008.

Who backed Limerick BioPharma first?

Limerick BioPharma's first round on record, in Jun 2008, was backed by ARCH Venture Partners, Sevin Rosen Funds and Altitude Life Science Ventures.

What stage is Limerick BioPharma at?

Limerick BioPharma's latest named round is a Debt, in Jan 2012.

Where is Limerick BioPharma based?

Limerick BioPharma is based in the United States.

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