What does Altos invest in?
Altos invests most often at Series B and Series A (70% of the rounds on record).
Last cheque observed May 2025. Silence since then is not evidence of inactivity: our sources miss unannounced rounds.
Growth equityQuiet
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13 rounds on record
Mostly Series B and Series A: 70% of its rounds
Every round we can evidence, newest first13 appearances
1 round
4 rounds
4 rounds
4 rounds
An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.
From the firm's own filings with the SEC, which it must file accurately by law
The latest companies Altos put money into.
Altos invests most often at Series B and Series A (70% of the rounds on record).
13 investments on record, 0 of them in the last 12 months. The most recent was in May 2025.
Its most recent investments on record: Donut Labs (Pre-seed, May 2025), Awair (Series B, May 2019) and SpyCloud (Series B, Feb 2019).
The median round it joins is $18M.
Rarely, if at all: none of its 13 investments on record names it as the lead.
Most of the companies it backs are in the United States (62%), South Korea (31%) and Switzerland (8%).
No investments in the last 12 months; the latest was in May 2025.
Altos is a growth equity firm.
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Built from the rounds we watched, its filings and its own website, refreshed every night. How we count · Report a correction · Is this your firm? Claim it