| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Jun 2022 | 27 May 2022 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Apr 2022 | 30 Mar 2022 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Feb 2022 | 03 Feb 2022 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Feb 2022 | 31 Jan 2022 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Jan 2022 | 16 Jan 2022 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Jun 2021 | 12 Jun 2021 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 May 2021 | 03 May 2021 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Apr 2021 | 30 Mar 2021 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Mar 2021 | 17 Mar 2021 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Feb 2021 | 18 Feb 2021 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Feb 2021 | 15 Feb 2021 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Feb 2021 | 03 Feb 2021 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Feb 2021 | 01 Feb 2021 | 000-10961 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 27 May 2020 | 18 May 2020 | 000-10961 |