SEC EDGAR filings, ownership reports, and insider transactions for Richard Gu.
| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 May 2021 | 20 May 2021 | 001-10879 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 May 2021 | 07 May 2021 | 001-10879 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Nov 2020 | 30 Nov 2020 | 001-10879 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Aug 2020 | 11 Aug 2020 | 001-10879 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2020 | 21 May 2020 | 001-10879 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Jan 2020 | 28 Jan 2020 | 001-10879 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Nov 2019 | 01 Nov 2019 | 001-10879 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 May 2019 | 23 May 2019 | 001-10879 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Aug 2018 | 02 Nov 2017 | 001-10879 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2018 | 18 May 2018 | 001-10879 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2017 | 19 May 2017 | 001-10879 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Feb 2017 | 01 Feb 2017 | 001-10879 |