Xaira Therapeutics

Biotech · South San Francisco, CA · Founded 2023 · Privately Held (backing)

Developer of life-changing medicines designed through the transformative power of artificial intelligence. Xaira Therapeutics is based in South San Francisco, CA and was founded in 2023. It was valued at $3.5 billion at its early-stage round in Aug 2025, the last priced event on record. It has raised $1.3 billion across 1 recorded round; the latest was a $1 billion Series A in Apr 2024.

PMV mark · valuation
$3.5B
Oct 2026
Priced at
its early-stage round
Aug 2025
Total raised
$1.3B
Last round
Series A
Apr 2024

Who backs Xaira Therapeutics?

20 investors
InvestorType
Sequoia CapitalVenture capital
Lightspeed Venture PartnersVenture capital
SV AngelVenture capital
New Enterprise AssociatesVenture capital
F-Prime CapitalVenture capital
Lux CapitalVenture capital
Menlo VenturesVenture capital
Breyer CapitalVenture capital
ARCH Venture PartnersVenture capital
Foresite CapitalVenture capital
+ 10 more investors · a free account shows the complete list
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Xaira Therapeutics investors

20 investors are on record for Xaira Therapeutics, including Sequoia Capital, Lightspeed Venture Partners, SV Angel and New Enterprise Associates. By type, the record holds 12 venture capital firms and 1 family office.

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