Altos Labs Funding: $3B Raised, Investors & Rounds

Altos Labs has raised $3B in total funding. Backed by Jeff Bezos, ARCH Venture Partners.

Altos Labs funding overview

Altos Labs has raised $3B in total disclosed funding. That places its disclosed total in over $1B. Investors on record include Jeff Bezos, ARCH Venture Partners. 2 distinct backers are named across the disclosed rounds.

Altos Labs at a glance

Total raised
$3B
Notable investors
Jeff Bezos, ARCH Venture Partners

Frequently asked about Altos Labs funding

How much has Altos Labs raised?
Altos Labs has raised $3B in total disclosed funding across the rounds on record.
Who has invested in Altos Labs?
Jeff Bezos, ARCH Venture Partners are named among the investors backing Altos Labs.
What was the latest Altos Labs funding round?
No round stage has been disclosed for Altos Labs.
Where is Altos Labs based?
No headquarters location is disclosed for Altos Labs.

Every Altos Labs figure above comes from filings and announced rounds in the StartupFundraising company database and is revised as new rounds are recorded. The lists below compare companies at a similar stage.

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Company funding database · Investor directory · Founder database · Mega-rounds 2026