SEC EDGAR filings, ownership reports, and insider transactions for Yeh Wen-Chen.
| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jun 2023 | 15 Jun 2023 | 001-39635 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Feb 2023 | 01 Feb 2023 | 001-39635 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Dec 2022 | 15 Dec 2022 | 001-39635 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Oct 2022 | 01 Jul 2022 | 001-39635 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2022 | 01 Mar 2022 | 001-39635 |
| 3/A | Open Document | Open Filing | FORM 3/A SUBMISSION | 20 Aug 2021 | 11 Aug 2021 | 001-39635 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 16 Aug 2021 | 11 Aug 2021 | 001-39635 |