| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 06 Jan 2022 | 04 Jan 2022 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jan 2022 | 03 Jan 2022 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Aug 2021 | 30 Jul 2021 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Apr 2021 | 26 Apr 2021 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Feb 2021 | 29 Jan 2021 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jan 2021 | 04 Jan 2021 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Dec 2020 | 08 Dec 2020 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Aug 2020 | 31 Jul 2020 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Apr 2020 | 27 Apr 2020 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Feb 2020 | 31 Jan 2020 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Jan 2020 | 03 Jan 2020 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jan 2020 | 02 Jan 2020 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Aug 2019 | 31 Jul 2019 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Apr 2019 | 25 Apr 2019 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Feb 2019 | 13 Sep 2016 | 001-08966 |
| 3 | Open Document | Open Filing | FORM 3 | 14 Feb 2019 | 21 Sep 2009 | 001-08966 |