Firm & fund profile / Sourced portfolio

Jane Street

Tracked participation in 7 Atlas companies, with 3 explicitly attributed leads.

7portfolio companies

15round participations

3lead positions

$2Bled round total

Conviction

Most recent leads

The latest rounds this investor is sourced as leading, newest first.

Capital activity

CompanyLatest valuationFirst → latestRoundsRoleLatest round

EEtched$21B— → Aug 20265 rounds2 ledFunding round (described as $700M raise)

MMETR—Aug 2026 → Aug 20261 roundParticipantCommitted donor support (donations; unrestricted and institutional-scale)

AAnthropic$965BMar 2025 → May 20264 roundsParticipantSeries H

NNscale$14.6BMar 2026 → Mar 20261 roundParticipantSeries C

TMThinking Machines Lab$12BJul 2025 → Jul 20251 roundParticipantSeed

CCoreWeave$23BDec 2023 → Nov 20242 rounds1 ledSecondary (Minority investment)

MMagic—Aug 2024 → Aug 20241 roundParticipantFollow-on fundraising round (often reported as a major later-stage round)