United States · Funded startup

Who invested in SAGE Therapeutics

4 rounds we have observed, with the 5 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.

Biotech

Funding summaryUpdated 26 Oct 2026

$743Mraised across 4 rounds since 2011, from 4 sources

$35MSeries A$20MSeries B$38MSeries C$650MRound
Latest round
Round, $650MNov 2020
Step-upi
17.1×
Investors
5
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.

2013201520172019
$35MSeries A$20MSeries B$38MSeries C$650MRound
First round
Series A, $35M
Oct 2011
Biggest round
$650M
Round · Nov 2020
Usual gap between rounds
2 years
the median of 3

The rounds

  1. Nov 2020
    Round$650M3 returning

    Source recordedSEC filing: $650M sold, first sale Dec 2020

  2. Mar 2014
    Series C$38M3 new2 returning

    From a historical funding recordSEC filing: $38M sold, first sale Mar 2014

  3. Oct 2013
    Series B$20M1 new1 returning

    Reported by 4-traders.comSEC filing: $10M sold, first sale Jan 2014

  4. Oct 2011
    Series A$35M1 new

    Reported by finsmes.com

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

ARCH Venture PartnersVC firm3rounds
Third Rock VenturesVC firm3rounds
OrbiMedPrivate equity2rounds
Foresite CapitalPrivate equity2rounds
EcoR1 CapitalPrivate equity1round

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

Quick answers about SAGE Therapeutics

Who invested in SAGE Therapeutics?

SAGE Therapeutics's investors include ARCH Venture Partners, Third Rock Ventures, OrbiMed, Foresite Capital and EcoR1 Capital.

How much has SAGE Therapeutics raised?

SAGE Therapeutics has raised $743M across 4 rounds since 2011.

When did SAGE Therapeutics last raise?

SAGE Therapeutics's most recent round was an Undisclosed round of $650M in Nov 2020.

What was SAGE Therapeutics's biggest round?

Its most recent round, $650M in Nov 2020, is also its largest on record.

Who backed SAGE Therapeutics first?

SAGE Therapeutics's first round on record, in Oct 2011, was backed by Third Rock Ventures.

What stage is SAGE Therapeutics at?

SAGE Therapeutics's latest named round is an Undisclosed round, in Nov 2020.

Where is SAGE Therapeutics based?

SAGE Therapeutics is based in the United States.

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