Filing Manager
Alta Partners LLC
Reporting Manager
Alta Partners LLC
Symbol
BSLK
Shares outstanding
2,880,179 shares
Disclosed Ownership
161,290 shares
Ownership
5.6%
Form type
SCHEDULE 13G
Filing time
02 Sep 2025, 20:33:15 UTC
Date of event
28 Aug 2025

Reporting Managers (1)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Alta Partners LLC 5.6% 161,290 161,290 0 /s/ Steven Cohen Steven Cohen, Managing Member