SEC EDGAR filings, ownership reports, and insider transactions for Weiting Feng.
| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 26 Mar 2025 | 24 Mar 2025 | 001-41326 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Jan 2025 | 12 Jan 2025 | 001-41326 |
| 4 | Open Document | Open Filing | FORM 4 | 22 May 2024 | 20 May 2024 | 001-41326 |
| 144 | Open Document | Open Filing | 22 May 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 | 13 May 2024 | 09 May 2024 | 001-41326 |
| 4 | Open Document | Open Filing | FORM 4 | 08 May 2024 | 06 May 2024 | 001-41326 |
| 144 | Open Document | Open Filing | 07 May 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 | 30 Apr 2024 | 24 Apr 2024 | 001-41326 |
| 144 | Open Document | Open Filing | 25 Apr 2024 | |||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 12 Apr 2024 | ||
| 4 | Open Document | Open Filing | FORM 4 | 06 Feb 2024 | 17 Jan 2024 | 001-41326 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 03 Feb 2023 | ||
| 4 | Open Document | Open Filing | FORM 4 | 02 Feb 2023 | 30 Jan 2023 | 001-41326 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 09 Dec 2022 | ||
| 4 | Open Document | Open Filing | FORM 4 | 05 Dec 2022 | 01 Dec 2022 | 001-41326 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 04 Oct 2022 | ||
| 4 | Open Document | Open Filing | FORM 4 | 20 Sep 2022 | 16 Sep 2022 | 001-41326 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Mar 2022 | 29 Jun 2021 | 001-41326 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 05 Oct 2021 | ||
| 4 | Open Document | Open Filing | FORM 4 | 05 Oct 2021 | 16 Sep 2021 | 000-54840 |
| SC 13D | Open Document | Open Filing | SC 13D | 19 Mar 2021 | ||
| 4 | Open Document | Open Filing | FORM 4 | 19 Mar 2021 | 03 Jan 2018 | 000-54840 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Jun 2018 | 18 Jun 2018 | 000-54840 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jan 2018 | 12 Dec 2017 | 000-54840 |
| 3 | Open Document | Open Filing | FORM 3 | 21 Dec 2017 | 22 Feb 2016 | 000-54840 |