Filing Manager
Alta Partners LLC
Reporting Manager
Alta Partners LLC
Symbol
BRTX
Shares outstanding
23,209,909 shares
Disclosed Ownership
1,787,163 shares
Ownership
7.7%
Form type
SCHEDULE 13G
Filing time
13 Feb 2026, 16:20:18 UTC
Date of event
13 Feb 2026

Reporting Managers (1)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Alta Partners LLC 7.7% 1,787,163 1,787,163 0 /s/ Steven Cohen Steven Cohen, Managing Member