| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 05 Jan 2026 | 31 Dec 2025 | 000-14893 |
| 4 | Open Document | Open Filing | 02 Jan 2025 | 31 Dec 2024 | 000-14893 | |
| 4 | Open Document | Open Filing | 05 Jan 2024 | 31 Dec 2023 | 000-14893 | |
| 4 | Open Document | Open Filing | 03 Jan 2023 | 31 Dec 2022 | 000-14893 | |
| 4 | Open Document | Open Filing | 03 Jan 2022 | 31 Dec 2021 | 000-14893 | |
| 4 | Open Document | Open Filing | 04 Jan 2021 | 31 Dec 2020 | 000-14893 | |
| 4 | Open Document | Open Filing | 02 Jun 2020 | 29 May 2020 | 000-14893 | |
| 4 | Open Document | Open Filing | 24 Feb 2020 | 21 Feb 2020 | 000-14893 | |
| 4 | Open Document | Open Filing | 02 Jan 2020 | 31 Dec 2019 | 000-14893 | |
| 4 | Open Document | Open Filing | 17 Jun 2019 | 13 Jun 2019 | 000-14893 | |
| 4 | Open Document | Open Filing | 19 Nov 2018 | 19 Nov 2018 | 000-14893 | |
| 4 | Open Document | Open Filing | 05 Jun 2018 | 04 Jun 2018 | 000-14893 | |
| 4 | Open Document | Open Filing | 16 May 2018 | 16 May 2018 | 000-14893 | |
| 4 | Open Document | Open Filing | 03 Jan 2018 | 31 Dec 2017 | 000-14893 | |
| 4 | Open Document | Open Filing | 03 Jan 2017 | 31 Dec 2016 | 000-14893 | |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 04 Jan 2016 | 31 Dec 2015 | 000-14893 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 05 Jan 2015 | 31 Dec 2014 | 000-14893 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 02 Jan 2014 | 31 Dec 2013 | 000-14893 |
| 4/A | Open Document | Open Filing | AMENDMENT TO STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 07 Jan 2013 | 01 Jan 2013 | 001-09399 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 07 Jan 2013 | 01 Jan 2013 | 001-09399 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2012 | 01 Jan 2012 | 001-09399 |