Arthrosi Therapeutics

San Diego, CA · Founded 2018 · Privately Held (backing)

Developer of biotechnology drugs designed to reduce flare and tophi in gout patients. Arthrosi Therapeutics is based in San Diego, CA and was founded in 2018. It was valued at $1.5 billion at a merger or acquisition in Dec 2025, the last priced event on record. It has raised $299 million across 7 recorded rounds; the latest was a $60.9 million later-stage round in Jun 2025.

PMV mark · valuation
$1.5B
Oct 2026
Priced at
a merger or acquisition
Dec 2025
Total raised
$298.8M
Last round
Later Stage VC
Jun 2025
How much has Arthrosi Therapeutics raised?
$298.8Macross 7 recorded rounds · Oct 2018 – Jun 2025

Most recently, Arthrosi Therapeutics raised $60.9M in its Later Stage VC (Jun 2025).

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Arthrosi Therapeutics round by round

7 rounds
Jun 2025Later Stage VC$60.9MSEC filing▮
13 investors participated
Sep 2023Early Stage VC$7.0MSEC filing▮
1 investors participated
Feb 2023Early Stage VC$15.0MSEC filing▮
2 investors participated
Aug 2021Early Stage VC$26.0MSEC filing▮
2 investors participated
May 2020Early Stage VC$8.5MSEC filing▮
3 investors participated
Oct 2018Early Stage VC$11.0MSEC filing▮
3 investors participated
+ 1 earlier rounds · a free account shows the full history

How much has Arthrosi Therapeutics raised?

Arthrosi Therapeutics has raised $299 million in total; 7 of its rounds are on record, from 2018 on. The largest on record was an $8.5 million early-stage round in May 2020; the most recent was a $60.9 million later-stage round in Jun 2025.

Arthrosi Therapeutics has filed 8 Form Ds with the SEC since 2018, most recently in Jun 2025 ($60.9 million sold to 13 investors).

Arthrosi Therapeutics investors

16 investors are on record for Arthrosi Therapeutics, including Heda Ventures, Viva BioInnovator, JMCR Family Office and Highlight Capital Partners. The later-stage round in Jun 2025 drew 13 investors.

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Frequently asked about Arthrosi Therapeutics

How much has Arthrosi Therapeutics raised?
Arthrosi Therapeutics has raised $298.8M in total across 7 recorded funding rounds.
When was Arthrosi Therapeutics's last funding round?
Arthrosi Therapeutics's most recent recorded round was Later Stage VC in Jun 2025, raising $60.9M.