| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 14 Apr 2025 | 13 Apr 2025 | 000-53713 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Apr 2024 | 08 Apr 2024 | 000-53713 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Apr 2023 | 17 Apr 2023 | 000-53713 |
| 4 | Open Document | Open Filing | WEBB04112022 | 12 Apr 2022 | 11 Apr 2022 | 000-53713 |
| 4 | Open Document | Open Filing | WEBB04122021 | 13 Apr 2021 | 12 Apr 2021 | 000-53713 |
| 4 | Open Document | Open Filing | 042020WEBB | 22 Apr 2020 | 20 Apr 2020 | 000-53713 |
| 4 | Open Document | Open Filing | 4/08/2019WEBB | 10 Apr 2019 | 08 Apr 2019 | 000-53713 |
| 4 | Open Document | Open Filing | 040918WEBB | 10 Apr 2018 | 09 Apr 2018 | 000-53713 |
| 3 | Open Document | Open Filing | 042018WEBB | 10 Apr 2018 | 09 Apr 2018 | 000-53713 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 May 2017 | 25 May 2017 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Mar 2017 | 21 Mar 2017 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2017 | 23 Feb 2017 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jan 2017 | 22 Jan 2017 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jan 2017 | 18 Jan 2017 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 May 2016 | 04 May 2016 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Jan 2016 | 24 Jan 2016 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jan 2016 | 20 Jan 2016 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Jan 2015 | 26 Jan 2015 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jan 2015 | 21 Jan 2015 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jan 2014 | 28 Jan 2014 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jan 2014 | 22 Jan 2014 | 001-09513 |