United States · Funded startup
6 rounds we have observed, with the 14 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
$313Mraised across 6 rounds since 2011, from 6 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
Source recorded
Reported by FinSMEsSEC filing: $125M sold, first sale Sept 2018
From a historical funding recordSEC filing: $57M sold, first sale Aug 2015
No investor was named in the report.
Reported by sec.govSEC filing: $700K sold, first sale Aug 2013
Reported by finsmes.comSEC filing: $350K sold, first sale Feb 2012
No investor was named in the report.
Reported by sec.govSEC filing: $160K sold, first sale Mar 2011
From the SEC filings it signed: 3 on the team.
On the board, as filediBrian AtwoodDavid LaceyFranklin BergerLawrence SteinmanWilliam Robinson
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Wellington Management
Redmile Group
Gates Foundation
Cormorant Asset Management
Samsara BioCapital
EcoR1 Capital
Cormorant Capital
GlaxoSmithKline
Mission Bay Capital
Boxer CapitalMissing a round, or an investor who was in one? Tell us.
These 3 firms list Atreca as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.
Atreca's investors include Wellington Management, Redmile Group, Gates Foundation, Cormorant Asset Management and Samsara BioCapital, and 9 more on record.
Atreca has raised $313M across 6 rounds since 2011.
Atreca's most recent round was an Undisclosed round of $125M in Jul 2020.
Its most recent round, $125M in Jul 2020, is also its largest on record.
Atreca's first round on record, in Sept 2012, was backed by Gates Foundation and The Bill & Melinda Gates Foundation.
Atreca's latest named round is an Undisclosed round, in Jul 2020.
Atreca is based in the United States.
In the same sector, and raised in the last eighteen months.
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United States · 
