Seaport Therapeutics

Boston, MA · Founded 2020 · Privately Held (backing)

Operator of a biopharmaceutical company intended to develop novel neuropsychiatric medicines in areas of patient need. Seaport Therapeutics is based in Boston, MA and was founded in 2020. It is valued at about $740 million as of Oct 2026, set by institutional fund marks. It has raised $330 million across 1 recorded round; the latest was a $226 million later-stage round in Oct 2024.

PMV mark · valuation
$740.0M
Oct 2026
Priced at
its later-stage round
Oct 2024
Total raised
$329.9M
Last round
Later Stage VC
Oct 2024

Who backs Seaport Therapeutics?

13 investors
InvestorType
General AtlanticGrowth equity
Goldman Sachs Asset ManagementOther
ARCH Venture PartnersVenture capital
HawktailVenture capital
T. Rowe Price Group—
CPP InvestmentsOther
The Invus GroupPE / buyout
Foresite CapitalVenture capital
Third Rock VenturesVenture capital
Gray's Creek Capital PartnersFamily office
+ 3 more investors · a free account shows the complete list
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Seaport Therapeutics investors

13 investors are on record for Seaport Therapeutics, including General Atlantic, Goldman Sachs Asset Management, ARCH Venture Partners and Hawktail. By type, the record holds 4 venture capital firms and 1 family office. The later-stage round in Oct 2024 drew 33 investors.

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