United States · 
Who invested in Monopar?
Monopar's investors include RA Capital Management, Janus Henderson Investors and Adage Capital Management.
201520172019202120232025
$2.1MVenture$9.7MRound$135MRound
United States · Funded startup
Who invested in Monopar
Funding summaryUpdated 26 Oct 2026
$147Mraised across 3 rounds since 2015, from 3 sources
$2.1MVenture$9.7MRound$135MRound
- Latest round
- Round, $135MSept 2025
- Step-upi
- 13.9×
- Investors
- 3
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, $2.1M Jun 2015
- Biggest round
- $135M Round · Sept 2025
- Usual gap between rounds
- 7.8 years the median of 2
The rounds
- Sept 2025Round$135M3 new
Source recorded
- Nov 2017
- Jun 2015Venture$2.1M
No investor was named in the report.
From a historical funding record
Founders and team
From Monopar's own website: 3 on the team.
- Susan RodriguezChief Commercial and Strategy Officer
- Kim R. TsuchimotoBoard Member
- Nicole SweenyBoard Member
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
Adage Capital ManagementAsset manager1round
Missing a round, or an investor who was in one? Tell us.
Quick answers about Monopar
How much has Monopar raised?
Monopar has raised $147M across 3 rounds since 2015.
When did Monopar last raise?
Monopar's most recent round was an Undisclosed round of $135M in Sept 2025.
What was Monopar's biggest round?
Its most recent round, $135M in Sept 2025, is also its largest on record.
Who backed Monopar first?
Monopar's first round on record, in Sept 2025, was backed by RA Capital Management, Janus Henderson Investors and Adage Capital Management.
What stage is Monopar at?
Monopar's latest named round is an Undisclosed round, in Sept 2025.
Where is Monopar based?
Monopar is based in the United States.
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