| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 01 Feb 2022 | 31 Jan 2022 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Jan 2022 | 21 Jan 2022 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Nov 2021 | 05 Nov 2021 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Oct 2021 | 20 Oct 2021 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Oct 2021 | 07 Oct 2021 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Sep 2021 | 15 Sep 2021 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Sep 2021 | 07 Sep 2021 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Aug 2021 | 20 Aug 2021 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Aug 2021 | 05 Aug 2021 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Jul 2021 | 20 Jul 2021 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Jul 2021 | 15 Jul 2021 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Jul 2021 | 08 Jul 2021 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Apr 2021 | 01 Apr 2021 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Feb 2021 | 28 Jan 2021 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Dec 2020 | 28 Dec 2020 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Dec 2020 | 21 Dec 2020 | 001-08443 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Nov 2020 | 12 Nov 2020 | 001-08443 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2017 | 11 May 2017 | 001-08443 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2016 | 22 Dec 2015 | 001-08443 |