Cambium Capital

Activity from announced rounds

Activity in this selectionOct 24, 2026 · Developer tools · Jan 1, 2026

Cambium Capital is a venture investment firm whose official portfolio includes SambaNova and Polaris.

Recorded funding activity

SambaNova supplies enterprise AI computing infrastructure. Polaris develops optical interconnects, while Arcee builds open-weight language models and deployment tools for infrastructure controlled by customers. These financings show different parts of the computing stack in the recorded activity.

Sources
Rounds participated in
2
Confirmed lead rounds
1
1 roles undisclosed
New companies
2
First participation on record · 0 follow-on
Funding in participating rounds
$350M
1 disclosed · full round size, not this investor’s share

By stage

Series B1
Series C+1

By primary sector

AI2

By country

United States2

Rounds

2 in this selection
Arcee AI

Open-weight language models and deployment tools that let organizations adapt and run AI on infrastructure they control.

≥$150MSeries B
Lead
SambaNova

Provides next-generation AI infrastructure for enterprises, neo-clouds, and sovereign AI initiatives

$350MSeries E
Role not disclosed