VC firm · US · blog.samaltman.com

Sam Altman

Last cheque observed Jun 2025. Silence since then is not evidence of inactivity: our sources miss unannounced rounds.

quietwebsite livecoverage medium

What they say, and what they did

They say

Type
VC firm (from a list, unverified)
Cheque size
not stated
Stages
Seed
Cold pitches
not stated

From their own site: “The page is Sam Altman's personal blog post discussing AI and a recent incident, with no mention of investment activities.”

We observed

Rounds they appear in
3 (0 led)
Median round size
$425M not their cheque
Sole named investor
1 rounds, median $1.0B
Last seen
Jun 2025

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.

The record

CompanyStageRoleRoundWhen
Coco RoboticsUS · TechCrunch
with 3 others$80MJun 2025
Helion EnergyUS · Crunchbase News
Series Fwith 9 others$425MJan 2025
Retro BiosciencesUS · TechCrunch
Series Awith 0 others$1.0BJan 2025

Every row links the article it came from · 3 appearances recorded

Something wrong here? Tell us — corrections are free and need no account.