HSIAO TZU-KAI 13D and 13G filings for Ostin Technology Group Co., Ltd.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime |
Transaction Date |
Type | Company Symbol |
Filed By Symbol |
Shares Owned % Owned |
Shares Vs. Prev Report | View |
| 2025-06-13 4:00 pm Sale |
2025-06-09 | 13G | Ostin Technology Group Co., Ltd. OST |
HSIAO TZU-KAI | 2,875,183 2.680% |
-4,004,815 (-58.21%) |
Filing |
| 2025-05-29 4:00 pm Purchase |
2025-05-08 | 13G | Ostin Technology Group Co., Ltd. OST |
HSIAO TZU-KAI | 6,879,998 6.400% |
6,879,998 (New Position) |
Filing |