Funding
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Cambium Capital

Activity from announced rounds

Activity in this selectionOct 28, 2026 · North America · Jul 31, 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
3
Confirmed lead rounds
1
All roles disclosed
New companies
3
First participation on record · 0 follow-on
Funding in participating rounds
$80M
2 disclosed · full round size, not this investor’s share

By stage

Series B2
Series A1

By primary sector

AI2
Hardware1

By country

United States3

Rounds

3 in this selection
Hyperbolic

Hyperbolic provides GPU cloud infrastructure and software for deploying AI workloads across multiple compute providers.

$30MSeries A1
Participant
Arcee AI

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

≥$150MSeries B
Lead
Polaris Electro-Optics

Optical interconnect technology for moving data between AI and data-center systems with lower power consumption.

$50MSeries B
Participant