| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Oct 2021 | 18 Oct 2021 | 001-04851 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Aug 2021 | 26 Aug 2021 | 001-04851 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Mar 2021 | 09 Mar 2021 | 001-04851 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Feb 2021 | 16 Feb 2021 | 001-04851 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Oct 2020 | 20 Oct 2020 | 001-04851 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Aug 2020 | 07 Aug 2020 | 001-04851 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 May 2020 | 06 May 2020 | 001-04851 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Feb 2020 | 18 Feb 2020 | 001-04851 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Oct 2019 | 16 Oct 2019 | 001-04851 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Aug 2019 | 31 Jul 2019 | 001-04851 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Feb 2019 | 15 Feb 2019 | 001-04851 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Oct 2018 | 17 Oct 2018 | 001-04851 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Aug 2018 | 31 Jul 2018 | 001-04851 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Mar 2018 | 14 Mar 2018 | 001-04851 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Feb 2018 | 16 Feb 2018 | 001-04851 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 01 Feb 2018 | 22 Jan 2018 | 001-04851 |