Heartseed

Public

Tokyo, TokyoBiotechhttps://www.heartseed.jp

Heartseed is now publicly traded

The data on this page reflects Heartseed's private-market history up to the point it went public, including its funding rounds, valuation, and investors.

Last Round

Series D

May 25, 2023

Total Funding Raised

$28.7M

Company Overview

Heartseed (TKS: 219A) is a biotechnology company focused on developing and commercializing iPS cell-derived cardiomyocyte replacement therapy for advanced heart failure.

Sector

Biotech

AI Layer

Non-AI

Keywords

allogeneic iPSC-derived ventricular cardiomyocyte spheroidsiPSC-derived cardiomyocyte therapycell therapy for severe heart failurecardiac remuscularization therapyregenerative medicine for heart failureallogeneic cell therapy for heart failurebiotech therapy licensing modelinduced pluripotent stem cell (iPSC) therapytherapy for reduced Left Ventricular Ejection Fraction (HFrEF)cell therapy administration deviceHLA knock-out iPSC researchautologous iPSC-derived cardiomyocyte research

Heartseed Comparables

Compare Heartseed with similar companies based on industry and business-model similarity.

Heartseed comparables — related companies by embedding similarity
Company	Similarity	Market Cap
XellSmart	52%
Hopstem Biotechnology	51%
Vision Care Inc.	50%

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Heartseed Funding Rounds

Historical fundraising activity

Data table
Round	Date	Amount Raised	Valuation	Investors	Sources
Series D	May 25, 2023
Series D	May 25, 2023

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Heartseed Investors

Notable investors and investment history

Heartseed investors
Investor	Rounds
Keio Innovation Initiative	Series D
Medical Incubator Japan	Series D
Sumitomo Mitsui Trust Investment	Series D
Arcus South East Asia	Series D
SMBC Venture Capital	Series D
UTokyo Innovation Platform Co., Ltd.	Series D
SBI Investment Co., Ltd.	Series D

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Heartseed Filings

Explore SEC and related filing metadata, where available.

Heartseed filings preview — column headings only; records require access
Type	Date	Amount Offered	Amount Sold	Filing	Pages	Download

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Firmographic Details

HeadquartersTokyo, Tokyo

Employee Range20

Year Founded2015

Last FundingMay 25, 2023

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