Proniras

Seattle, WA · Founded 2017 · Privately Held (backing)

Operator of a clinical-stage biotechnology company intended for the development of novel small-molecule therapeutics for the treatment of substance use and specialty central nervous system (CNS)… Proniras is based in Seattle, WA and was founded in 2017. It was valued at $17.5 million at its later-stage round in Jan 2025, the last priced event on record. It has raised $11.2 million across 2 recorded rounds; the latest was a $6.9 million early-stage round in Dec 2023.

PMV mark · valuation
$17.5M
Oct 2026
Priced at
its later-stage round
Jan 2025
Total raised
$11.2M
Last round
Early Stage VC
Dec 2023
How much has Proniras raised?
$11.2Macross 2 recorded rounds · Aug 2017 – Dec 2023

Most recently, Proniras raised $6.9M in its Early Stage VC (Dec 2023).

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Proniras round by round

2 rounds
Dec 2023Early Stage VC$6.9MSEC filing▮
10 investors participated
Aug 2017Seed Round$4.3MSEC filing▮
7 investors participated

How much has Proniras raised?

Proniras has raised $11.2 million across 2 recorded rounds since 2017. The largest was a $6.9 million early-stage round in Dec 2023.

Proniras has filed 4 Form Ds with the SEC since 2017, most recently in Jan 2025 ($6.9 million sold to 10 investors).

Proniras investors

9 investors are on record for Proniras, including Alexandria Venture Investments, ARCH Venture Partners, Johnson & Johnson JJDC and WRF Capital. The early-stage round in Dec 2023 drew 10 investors.

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9 investors have backed Proniras.

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Frequently asked about Proniras

How much has Proniras raised?
Proniras has raised $11.2M in total across 2 recorded funding rounds.
When was Proniras's last funding round?
Proniras's most recent recorded round was Early Stage VC in Dec 2023, raising $6.9M.