United States · 
Who invested in ArgiNOx Phamaceuticals,Inc.?
ArgiNOx Phamaceuticals,Inc.'s investors include Topspin Partners and Perseus-Soros Biopharmaceutical Fund.
United States · Series C startup
Who invested in ArgiNOx Phamaceuticals,Inc.
One round we have observed, with the 2 investors named in it. 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
$25Mraised across 1 round since 2005, from 1 source
- Latest round
- Series C, $25MMar 2005
- Investors
- 2
The rounds
- Mar 2005
Everyone who backed them
Perseus-Soros Biopharmaceutical FundVC firm1round
Missing a round, or an investor who was in one? Tell us.
Quick answers about ArgiNOx Phamaceuticals,Inc.
How much has ArgiNOx Phamaceuticals,Inc. raised?
ArgiNOx Phamaceuticals,Inc. has raised $25M across 1 round since 2005.
When did ArgiNOx Phamaceuticals,Inc. last raise?
ArgiNOx Phamaceuticals,Inc.'s most recent round was a Series C of $25M in Mar 2005.
What was ArgiNOx Phamaceuticals,Inc.'s biggest round?
Its most recent round, $25M in Mar 2005, is also its largest on record.
Who backed ArgiNOx Phamaceuticals,Inc. first?
ArgiNOx Phamaceuticals,Inc.'s first round on record, in Mar 2005, was backed by Topspin Partners and Perseus-Soros Biopharmaceutical Fund.
What stage is ArgiNOx Phamaceuticals,Inc. at?
ArgiNOx Phamaceuticals,Inc.'s latest named round is a Series C, in Mar 2005.
Where is ArgiNOx Phamaceuticals,Inc. based?
ArgiNOx Phamaceuticals,Inc. is based in the United States.
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