Persephone Biosciences

Drug Discovery · San Diego, CA · Founded 2017 · Privately Held (backing)

Developer of equitable precision medicines designed to focus on microbial therapeutics for immuno-oncology applications. Persephone Biosciences is based in San Diego, CA and was founded in 2017. It was valued at $37.3 million at its later-stage round in Oct 2024, the last priced event on record. It has raised $21.6 million across 3 recorded rounds; the latest was a $317,000 seed round in Feb 2021.

PMV mark · valuation
$37.3M
Oct 2026
Priced at
its later-stage round
Oct 2024
Total raised
$21.6M
Last round
Seed Round
Feb 2021
How much has Persephone Biosciences raised?
$21.6Macross 3 recorded rounds · Jul 2017 – Feb 2021

Most recently, Persephone Biosciences raised $317K in its Seed Round (Feb 2021).

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Persephone Biosciences round by round

3 rounds
Feb 2021Seed Round$317KSEC filing▮
24 investors participated
Jan 2018Accelerator/Incubator$120K▮
+ 1 more investors · free account
Jul 2017Accelerator/Incubatorundisclosed▮
+ 1 more investors · free account

How much has Persephone Biosciences raised?

Persephone Biosciences has raised $21.6 million in total; 3 of its rounds are on record, from 2017 on. The largest on record was a $317,000 seed round in Feb 2021.

Persephone Biosciences has filed 1 Form D with the SEC, most recently in Mar 2021 ($317,000 sold to 24 investors).

Persephone Biosciences investors

31 investors are on record for Persephone Biosciences, including Y Combinator, Pioneer Fund, Gaingels and Springboard Enterprises. By type, the record holds 6 venture capital firms. The seed round in Feb 2021 drew 24 investors.

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Frequently asked about Persephone Biosciences

How much has Persephone Biosciences raised?
Persephone Biosciences has raised $21.6M in total across 3 recorded funding rounds.
When was Persephone Biosciences's last funding round?
Persephone Biosciences's most recent recorded round was Seed Round in Feb 2021, raising $317K.