Who invested in Iterum Therapeutics

2 rounds we have observed, with the 6 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.

BiotechHealthcare

Funding summaryUpdated 26 Oct 2026

$67Mraised across 2 rounds since 2017, from 2 sources

$65MSeries B$2.2MRound

Latest round: Round, $2.2MAug 2025
Biggest round: $65MSeries B · May 2017
Investors: 6

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.

20172019202120232025

$65MSeries B$2.2MRound

First round: Series B, $65M
Biggest round: $65M
Between rounds: 8.2 years

The rounds

Aug 2025
Round$2.2M2 new
- Canaan
- RA Capital Management
Source recorded
May 2017
Series B$65M4 new
Reported by FinSMEsSEC filing: $46M sold, first sale May 2017

Founders and team

From Iterum Therapeutics's own website: 2 on the team.

Corey N. FishmanChief Executive Officer
Judith M. MatthewsChief Financial Officer

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.

Series B2017Round2025

Canaan

RA Capital Management

Domain Associates

Bay City Capital

Pivotal bioVenture PartnersArix Bioscience/ Advent Life Sciences

Everyone who backed them

CanaanVC firm1round

RA Capital ManagementPrivate equity1round

Domain AssociatesVC firm1round

Bay City CapitalVC firm1round

Pivotal bioVenture PartnersVC firm1round

Arix Bioscience/ Advent Life SciencesGrowth equity1round

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

Quick answers about Iterum Therapeutics

Who invested in Iterum Therapeutics?

Iterum Therapeutics's investors include Canaan, RA Capital Management, Domain Associates, Bay City Capital and Pivotal bioVenture Partners, and 1 more on record.

How much has Iterum Therapeutics raised?

Iterum Therapeutics has raised $67M across 2 rounds since 2017.

When did Iterum Therapeutics last raise?

Iterum Therapeutics's most recent round was an Undisclosed round of $2.2M in Aug 2025.

What was Iterum Therapeutics's biggest round?

Iterum Therapeutics's largest round on record is $65M (Series B), in May 2017.

Who backed Iterum Therapeutics first?

Iterum Therapeutics's first round on record, in May 2017, was backed by Domain Associates, Bay City Capital and Pivotal bioVenture Partners and 1 others.