| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2025 | 15 May 2025 | 001-33994 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 May 2024 | 13 May 2024 | 001-33994 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2023 | 15 May 2023 | 001-33994 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2022 | 17 May 2022 | 001-33994 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2021 | 18 May 2021 | 001-33994 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2020 | 26 May 2020 | 001-33994 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Feb 2019 | 19 Feb 2019 | 001-33994 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Jan 2018 | 16 Jan 2018 | 001-33994 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Feb 2017 | 21 Feb 2017 | 001-33994 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Feb 2016 | 24 Feb 2016 | 001-33994 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Jan 2015 | 08 Jan 2015 | 001-33994 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Jan 2014 | 16 Jan 2014 | 001-33994 |