| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 May 2025 | 02 May 2025 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2025 | 03 Mar 2025 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 May 2024 | 02 May 2024 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2024 | 09 Feb 2024 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 May 2023 | 08 May 2023 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2023 | 01 Mar 2023 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 May 2022 | 29 Apr 2022 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Apr 2022 | 11 Apr 2022 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 May 2021 | 30 Apr 2021 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Apr 2021 | 01 Apr 2021 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2020 | 01 May 2020 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2020 | 31 Mar 2020 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 May 2019 | 03 May 2019 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Apr 2019 | 15 Apr 2019 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2018 | 27 Apr 2018 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Mar 2018 | 15 Mar 2018 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Nov 2017 | 27 Apr 2017 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Apr 2017 | 18 Apr 2017 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Dec 2016 | 05 Dec 2016 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 May 2016 | 29 Apr 2016 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2016 | 05 Feb 2016 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Aug 2015 | 01 May 2015 | 000-04197 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 May 2014 | 02 May 2014 | 000-04197 |