United States · Venture startup

Who invested in Panacos Pharmaceuticals

2 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

$38Mraised across 2 rounds since 2004, from 2 sources

$18MSeries C$20MVenture
Latest round
Venture, $20MDec 2004
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.

2005
$18MSeries C$20MVenture
First round
Series C, $18M
May 2004
Biggest round
$20M
Venture · Dec 2004
Between rounds
7 months
from the last two

The rounds

  1. Dec 2004
    Venture$20M1 new

    From a historical funding record

  2. May 2004

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

Novo Holdings A/SGrowth equity1round
Mitsui Global InvestmentCorporate VC1round
Great Point PartnersPrivate equity1round
Ampersand VenturesGrowth equity1round
New England PartnersGrowth equity1round
William Harris InvestorsPrivate equity1round

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

Quick answers about Panacos Pharmaceuticals

Who invested in Panacos Pharmaceuticals?

Panacos Pharmaceuticals's investors include Novo Holdings A/S, Mitsui Global Investment, Maryland Department of Business and Economic Development, Great Point Partners and A. M. Pappas & Associates, and 4 more on record.

How much has Panacos Pharmaceuticals raised?

Panacos Pharmaceuticals has raised $38M across 2 rounds since 2004.

When did Panacos Pharmaceuticals last raise?

Panacos Pharmaceuticals's most recent round was a Venture of $20M in Dec 2004.

What was Panacos Pharmaceuticals's biggest round?

Its most recent round, $20M in Dec 2004, is also its largest on record.

Who backed Panacos Pharmaceuticals first?

Panacos Pharmaceuticals's first round on record, in May 2004, was backed by Novo Holdings A/S, Mitsui Global Investment and Maryland Department of Business and Economic Development and 5 others.

What stage is Panacos Pharmaceuticals at?

Panacos Pharmaceuticals's latest named round is a Venture, in Dec 2004.

Where is Panacos Pharmaceuticals based?

Panacos Pharmaceuticals is based in the United States.

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