United States · Venture startup

Who invested in Prestwick Pharmaceuticals, Inc.

3 rounds we have observed, with the 9 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.

Biotech

Funding summaryUpdated 26 Oct 2026

$95Mraised across 3 rounds since 2003, from 3 sources

$15MSeries A$60MSeries C$20MVenture
Latest round
Venture, $20MAug 2007
Biggest round
$60MSeries C · Oct 2006
Investors
9
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.

2004200520062007
$15MSeries A$60MSeries C$20MVenture
First round
Series A, $15M
Jun 2003
Biggest round
$60M
Series C · Oct 2006
Usual gap between rounds
3.3 years
the median of 2

The rounds

  1. Aug 2007
  2. Oct 2006
  3. Jun 2003
    Series A$15M4 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.

Everyone who backed them

Atlas VentureVC firm3rounds
Sofinnova InvestmentsVC firm3rounds
Warburg PincusPrivate equity2rounds
Pequot CapitalGrowth equity2rounds
Vivo VenturesVC firm2rounds
BA Venture PartnersVC firm2rounds
Vivo CapitalPrivate equity1round
Clark EnterprisesPrivate equity1round

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

Quick answers about Prestwick Pharmaceuticals, Inc.

Who invested in Prestwick Pharmaceuticals, Inc.?

Prestwick Pharmaceuticals, Inc.'s investors include Atlas Venture, Sofinnova Investments, Warburg Pincus, Pequot Capital and Vivo Ventures, and 4 more on record.

How much has Prestwick Pharmaceuticals, Inc. raised?

Prestwick Pharmaceuticals, Inc. has raised $95M across 3 rounds since 2003.

When did Prestwick Pharmaceuticals, Inc. last raise?

Prestwick Pharmaceuticals, Inc.'s most recent round was a Venture of $20M in Aug 2007.

What was Prestwick Pharmaceuticals, Inc.'s biggest round?

Prestwick Pharmaceuticals, Inc.'s largest round on record is $60M (Series C), in Oct 2006.

Who backed Prestwick Pharmaceuticals, Inc. first?

Prestwick Pharmaceuticals, Inc.'s first round on record, in Jun 2003, was backed by Atlas Venture, Sofinnova Investments and Vivo Capital and 1 others.

What stage is Prestwick Pharmaceuticals, Inc. at?

Prestwick Pharmaceuticals, Inc.'s latest named round is a Venture, in Aug 2007.

Where is Prestwick Pharmaceuticals, Inc. based?

Prestwick Pharmaceuticals, Inc. is based in the United States.

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