| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Feb 2022 | 24 Feb 2022 | 001-16483 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Nov 2021 | 29 Nov 2021 | 001-16483 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Nov 2021 | 19 Nov 2021 | 001-16483 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2021 | 01 Jun 2021 | 001-16483 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Feb 2021 | 18 Feb 2021 | 001-16483 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Nov 2020 | 27 Nov 2020 | 001-16483 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 07 Oct 2020 | 14 Aug 2020 | 001-16483 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Aug 2020 | 14 Aug 2020 | 001-16483 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Feb 2020 | 20 Feb 2020 | 001-16483 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Feb 2019 | 22 Feb 2019 | 001-16483 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Feb 2018 | 22 Feb 2018 | 001-16483 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Nov 2017 | 27 Nov 2017 | 001-16483 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 28 Nov 2017 | 27 Nov 2017 | 001-16483 |