| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 02 Dec 2022 | 01 Dec 2022 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Mar 2022 | 21 Mar 2022 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Mar 2022 | 04 Mar 2022 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Mar 2022 | 02 Mar 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 | 03 Nov 2021 | 01 Nov 2021 | 001-08443 |
| 4/A | Open Document | Open Filing | FORM 4/A | 03 Nov 2021 | 02 Jul 2021 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Sep 2021 | 01 Sep 2021 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jul 2021 | 02 Jul 2021 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jul 2021 | 01 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 | 25 Mar 2021 | 23 Mar 2021 | 001-08443 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Feb 2021 | 28 Jan 2021 | 001-08443 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Dec 2017 | 19 Dec 2017 | 001-08443 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2017 | 11 May 2017 | 001-08443 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2013 | 28 Mar 2013 | 001-08443 |