| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Jun 2025 | 30 May 2025 | 001-03610 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 17 Jun 2024 | 13 Jun 2024 | 001-03610 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 29 May 2024 | 24 May 2024 | 001-03610 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 23 May 2023 | 19 May 2023 | 001-03610 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 31 May 2022 | 27 May 2022 | 001-03610 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 01 Jun 2021 | 27 May 2021 | 001-03610 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Jun 2020 | 17 Jun 2020 | 001-03610 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2019 | 16 May 2019 | 001-03610 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2018 | 18 May 2018 | 001-03610 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2018 | 03 May 2018 | 001-03610 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2017 | 30 May 2017 | 001-03610 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Mar 2017 | 15 Mar 2017 | 001-03610 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Dec 2016 | 30 Nov 2016 | 001-03610 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Oct 2016 | 03 Oct 2016 | 001-03610 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Jul 2016 | 20 Jul 2016 | 001-03610 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jul 2016 | 01 Jul 2016 | 001-03610 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Apr 2016 | 26 Apr 2016 | 001-03610 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Apr 2016 | 01 Apr 2016 | 001-03610 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Feb 2016 | 05 Feb 2016 | 001-03610 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2016 | 29 Jan 2016 | 001-10348 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Aug 2015 | 17 Aug 2015 | 001-10348 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Aug 2014 | 12 Aug 2014 | 001-10348 |