Filing Manager
LIAO YEN-KAI
Reporting Manager
LIAO YEN-KAI
Symbol
OST
Shares outstanding
107,410,863 shares
Disclosed Ownership
6,723,920 shares
Ownership
6.3%
Form type
SCHEDULE 13G
Filing time
29 May 2025, 06:18:44 UTC
Date of event
08 May 2025
Next filing
25 Jun 2025

Reporting Managers (1)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
LIAO YEN-KAI 6.3% 6,723,920 6,723,920 0 /s/ LIAO YEN-KAI LIAO YEN-KAI