| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Dec 2025 | 22 Dec 2025 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Dec 2025 | 19 Dec 2025 | 000-18516 |
| 144 | Open Document | Open Filing | 19 Dec 2025 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2025 | 05 May 2025 | 000-18516 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jan 2025 | 31 Dec 2024 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 May 2024 | 09 May 2024 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 May 2024 | 06 May 2024 | 000-18516 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Jan 2024 | 31 Dec 2023 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 May 2023 | 09 May 2023 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 May 2023 | 03 May 2023 | 000-18516 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jan 2023 | 31 Dec 2022 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Dec 2022 | 14 Dec 2022 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Dec 2022 | 13 Dec 2022 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Dec 2022 | 12 Dec 2022 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Dec 2022 | 09 Dec 2022 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Sep 2022 | 16 Sep 2022 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 May 2022 | 03 May 2022 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Mar 2022 | 23 Mar 2022 | 000-18516 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Jan 2022 | 31 Dec 2021 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2021 | 14 May 2021 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 May 2021 | 07 May 2021 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 May 2021 | 06 May 2021 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 May 2021 | 04 May 2021 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Mar 2021 | 23 Mar 2021 | 000-18516 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jan 2021 | 31 Dec 2020 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 May 2020 | 08 May 2020 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2020 | 06 May 2020 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Apr 2020 | 23 Apr 2020 | 000-18516 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Jan 2020 | 31 Dec 2019 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 May 2019 | 08 May 2019 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 May 2019 | 02 May 2019 | 000-18516 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Jan 2019 | 31 Dec 2018 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2018 | 02 May 2018 | 000-18516 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Jan 2018 | 31 Dec 2017 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Dec 2017 | 30 Nov 2017 | 000-18516 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jun 2017 | 28 Jun 2017 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jun 2017 | 28 Jun 2017 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Jun 2017 | 23 Jun 2017 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 May 2017 | 04 May 2017 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 May 2017 | 03 May 2017 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Mar 2017 | 21 Mar 2017 | 000-18516 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jan 2017 | 31 Dec 2016 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 May 2016 | 04 May 2016 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Mar 2016 | 23 Mar 2016 | 000-18516 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jan 2016 | 31 Dec 2015 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Dec 2015 | 18 Dec 2015 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Nov 2015 | 19 Nov 2015 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jun 2015 | 10 Jun 2015 | 000-18516 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jan 2015 | 31 Dec 2014 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2014 | 21 May 2014 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 May 2014 | 07 May 2014 | 000-18516 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jan 2014 | 31 Dec 2013 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2013 | 14 May 2013 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 May 2013 | 08 May 2013 | 000-18516 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jan 2013 | 31 Dec 2012 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Dec 2012 | 12 Dec 2012 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Sep 2012 | 21 Sep 2012 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 May 2012 | 09 May 2012 | 000-18516 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Apr 2012 | 12 Apr 2012 | 000-18516 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Apr 2012 | 12 Apr 2012 | 000-18516 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jan 2012 | 31 Dec 2011 | 000-18516 |