S3 Ventures

Activity from announced rounds

Activity in this selectionAug 31, 2026 · Aug 1, 2026
Rounds participated in
2
Confirmed lead rounds
—
2 roles undisclosed
New companies
2
First participation on record · 0 follow-on
Funding in participating rounds
$73.5M
2 disclosed · full round size, not this investor’s share

By stage

Series A1
Series C+1

By primary sector

Healthtech2

By country

United States2

Rounds

2 in this selection
MaxQ Medical

Develops a combined imaging and therapy system for prostate care

$31.5MSeries A
Role not disclosed
Versa Vascular

Develops a transcatheter device for minimally invasive tricuspid valve repair

$42MSeries C
Role not disclosed