Jane Street

Activity from announced rounds

Activity in this selectionthe-family-fund-075bdd15
Rounds participated in
3
Confirmed lead rounds
—
3 roles undisclosed
New companies
3
First participation on record · 0 follow-on
Funding in participating rounds
$2.5B
3 disclosed · full round size, not this investor’s share

By stage

Series C+3

By primary sector

Hardware2
AI1

By country

United States2
United Kingdom1

Rounds

3 in this selection
Etched

Etched designs AI chips and full systems that run various artificial‑intelligence models

$300MSeries C
Role not disclosed
Nscale

Provides vertically integrated AI infrastructure for enterprise AI training, fine-tuning, and inference

$2BSeries C
Role not disclosed