| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 19 May 2023 | 17 May 2023 | 001-33582 |
| 4 | Open Document | Open Filing | FORM 4 | 20 May 2022 | 18 May 2022 | 001-33582 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Mar 2022 | 10 Mar 2022 | 001-33582 |
| 4 | Open Document | Open Filing | FORM 4 | 21 May 2021 | 19 May 2021 | 001-33582 |
| 4 | Open Document | Open Filing | FORM 4 | 20 May 2020 | 20 May 2020 | 001-33582 |
| 4 | Open Document | Open Filing | FORM 4 | 30 May 2019 | 22 May 2019 | 001-33582 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Apr 2019 | 29 Mar 2019 | 001-33582 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Dec 2018 | 06 Dec 2018 | 001-33582 |
| 3 | Open Document | Open Filing | FORM 3 | 16 Apr 2018 | 06 Apr 2018 | 001-33582 |