Filing Manager
Shalom Auerbach
Reporting Manager
Shalom Auerbach
Symbol
OSTX
Shares outstanding
31.5M shares
Disclosed Ownership
2.68M shares
Ownership
8.5%
Form type
SCHEDULE 13D/A
Filing time
18 Aug 2025, 21:55:03 UTC
Date of event
29 Jul 2025
Previous filing
09 May 2025

Reporting Managers (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Shalom Auerbach 8.5% 2.68M 2.68M 0 /s/ Shalom Auerbach Shalom Auerbach 0002048828
Einodmil LLC 8.4% 2.65M 2.65M 0 /s/ Shalom Auerbach Shalom Auerbach/Principal 0002048829