4BIO Capital

Activity from announced rounds

Activity in this selectionUnited States · Oct 20, 2026 · Sep 21, 2026
Rounds participated in
1
Confirmed lead rounds
0
All roles disclosed
New companies
1
First participation on record · 0 follow-on
Funding in participating rounds
$93M
1 disclosed · full round size, not this investor’s share

By stage

Series A1

By primary sector

Biotech1

By country

United States1

Rounds

1 in this selection
Estuary Biotherapeutics

Estuary Biotherapeutics develops locally delivered gene therapies for patients with inherited polycystic kidney disease.

$93MSeries A
Participant