Who invested in TScan Therapeutics

2 rounds we have observed, with the 8 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

$78Mraised across 2 rounds since 2019, from 2 sources

$48MSeries B$30MRound

Latest round: Round, $30MDec 2024
Biggest round: $48MSeries B · Jul 2019
Investors: 8

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.

20202021202220232024

$48MSeries B$30MRound

First round: Series B, $48M
Biggest round: $48M
Between rounds: 5.3 years

The rounds

Dec 2024
Round$30M3 new3 returning
- Bessemer Venture Partners
- Google Ventures
- RA Capital Management
- BlackRock
- Longwood Fund
- Pitango VC
Source recorded
Jul 2019
Series B$48M5 new
- Bessemer Venture Partners
- Google Ventures
- Novartis Venture Fund
- Longwood Fund
- Novartis Institutes of Biomedical Research
Reported by FinSMEsSEC filing: $23M sold, first sale Jul 2019

Founders and team

From TScan Therapeutics's own website and the SEC filings it signed: 3 on the team.

Ann HargravesChief Human Resources Officer
Jim MurrayChief Development Operations Officer
David SouthwellExecutive Officer, Directori

On the board, as filediAndrew HedinBrian SilverChristoph WestphalDoug FambroughIttai HarelNandita ShangariTimothy Barberich

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 B2019Round2024

Bessemer Venture Partners

Google Ventures

Longwood Fund

RA Capital Management

BlackRock

Novartis Venture FundNovartis Institutes of Biomedical ResearchPitango VC

Everyone who backed them

Bessemer Venture PartnersVC firm2rounds

Google VenturesCorporate VC2rounds

Longwood FundVC firm2rounds

RA Capital ManagementPrivate equity1round

BlackRockAsset manager1round

Novartis Venture FundCorporate VC1round

Novartis Institutes of Biomedical Researchno record of our own yet1round

Pitango VCno record of our own yet1round

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

Quick answers about TScan Therapeutics

Who invested in TScan Therapeutics?

TScan Therapeutics's investors include Bessemer Venture Partners, Google Ventures, Longwood Fund, RA Capital Management and BlackRock, and 3 more on record.

How much has TScan Therapeutics raised?

TScan Therapeutics has raised $78M across 2 rounds since 2019.

When did TScan Therapeutics last raise?

TScan Therapeutics's most recent round was an Undisclosed round of $30M in Dec 2024.

What was TScan Therapeutics's biggest round?

TScan Therapeutics's largest round on record is $48M (Series B), in Jul 2019.

Who backed TScan Therapeutics first?

TScan Therapeutics's first round on record, in Jul 2019, was backed by Bessemer Venture Partners, Google Ventures and Novartis Venture Fund and 2 others.