| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 16 Feb 2022 | 14 Feb 2022 | 001-05231 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Feb 2021 | 19 Feb 2021 | 001-05231 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Feb 2021 | 16 Feb 2021 | 001-05231 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Nov 2020 | 07 Nov 2020 | 001-05231 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2020 | 28 Feb 2020 | 001-05231 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2020 | 18 Feb 2020 | 001-05231 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Feb 2020 | 11 Feb 2020 | 001-05231 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Nov 2019 | 07 Nov 2019 | 001-05231 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Feb 2019 | 13 Feb 2019 | 001-05231 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Feb 2019 | 06 Feb 2019 | 001-05231 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Nov 2018 | 07 Nov 2018 | 001-05231 |
| 3 | Open Document | Open Filing | FORM 3 | 10 May 2018 | 01 May 2018 | 001-05231 |