| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 5 | Open Document | Open Filing | FORM 5 | 07 Feb 2022 | 01 Jan 2022 | 000-23575 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jun 2021 | 02 Jun 2021 | 000-23575 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Feb 2021 | 03 Feb 2021 | 000-23575 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Apr 2020 | 29 Apr 2020 | 000-23575 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Mar 2019 | 28 Feb 2019 | 000-23575 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Feb 2018 | 22 Feb 2018 | 000-23575 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Apr 2017 | 27 Apr 2017 | 000-23575 |
| 3 | Open Document | Open Filing | FORM 3 | 03 Apr 2017 | 01 Apr 2017 | 000-23575 |