Ridge Bio

Palo Alto, CA · Founded 2024 · Privately Held (backing)

Developer of precision enzymes and targeted drug delivery systems designed to advance the development of precision medicines. Ridge Bio is based in Palo Alto, CA and was founded in 2024. Its last reported valuation was $65 million in Sep 2025. It has raised $24.7 million.

Last reported valuation
$65.0M
Oct 2026
Priced at
—
Total raised
$24.7M
Last round
—
What is Ridge Bio worth?
$65.0Mlast reported valuation · Oct 2026

Ridge Bio's last reported valuation, Sep 2025. Nothing priced has surfaced since.

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Valuation timeline

0 priced rounds · 32 daily marks since · Sep 2026 – Oct 2026
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Markrounds hold their value until the next priced eventMark, today
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Ridge Bio funding history

No rounds on record

No funding rounds for Ridge Bio are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.

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Ridge Bio valuation

Ridge Bio's last reported valuation was $65 million in Sep 2025. No priced round, secondary trade or fund mark has surfaced since.

How Ridge Bio's valuation is determined

Private company valuations aren’t quoted on an exchange — they’re established in moments: a priced funding round sets a post-money valuation, secondary trades print at a price per share, and SEC-registered funds holding the stock report fair-value marks in their N-PORT filings.

For Ridge Bio, the most current credible signal sets the number and the older ones confirm it: a live secondary-market price first, then three or more recent prints, then institutional fund marks, and otherwise the last priced round, which never decays. The valuation is the last round’s post-money moved by the price change since that round, so no share count is assumed. Today it is set by last reported valuation. Question about this number? Full methodology →

Frequently asked about Ridge Bio

What is Ridge Bio worth?
Ridge Bio is valued at $65.0M as of Oct 2026. Ridge Bio's last reported valuation, Sep 2025. Nothing priced has surfaced since.
How much has Ridge Bio raised?
Ridge Bio has raised $24.7M in total funding across its recorded rounds.