United States · 
Who invested in Nautilus Neurosciences?
Nautilus Neurosciences's investors include Galen Partners and Tailwind Capital.
2011
$18MVenture$18MSeries A$8.0MVentureUnited States · Venture startup
Who invested in Nautilus Neurosciences
3 rounds we have observed, with the 2 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
$44Mraised across 3 rounds since 2010, from 3 sources
$18MVenture$18MSeries A$8.0MVenture
- Latest round
- Series A, $18MApr 2010
- Investors
- 2
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Venture, $18M Jan 2010
- Biggest round
- $18M Series A · Apr 2010
- Between rounds
- 2 months from the last two
The rounds
- Apr 2010Series A$18M2 new
Reported by onbiovc.comSEC filing: $8.0M sold, first sale Mar 2010
- Apr 2010Venture$8.0M
No investor was named in the report.
From a historical funding recordSEC filing: $8.0M sold, first sale Mar 2010
- Jan 2010Venture$18M
No investor was named in the report.
Reported by sec.govSEC filing: $14M sold, first sale Nov 2009
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
Missing a round, or an investor who was in one? Tell us.
Quick answers about Nautilus Neurosciences
How much has Nautilus Neurosciences raised?
Nautilus Neurosciences has raised $44M across 3 rounds since 2010.
When did Nautilus Neurosciences last raise?
Nautilus Neurosciences's most recent round was a Venture of $8.0M in Apr 2010.
What was Nautilus Neurosciences's biggest round?
Nautilus Neurosciences's largest round on record is $18M (Series A), in Apr 2010.
Who backed Nautilus Neurosciences first?
Nautilus Neurosciences's first round on record, in Apr 2010, was backed by Galen Partners and Tailwind Capital.
What stage is Nautilus Neurosciences at?
Nautilus Neurosciences's latest named round is a Venture, in Apr 2010.
Where is Nautilus Neurosciences based?
Nautilus Neurosciences is based in the United States.
Companies like Nautilus Neurosciences
In the same sector, and raised in the last eighteen months.
Find investors like these
Search every investor by what they have actually funded, then narrow to your stage and market. Free.