| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 28 Feb 2025 | 26 Feb 2025 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Feb 2025 | 23 Feb 2025 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Mar 2024 | 28 Feb 2024 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Feb 2024 | 27 Feb 2024 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Feb 2024 | 24 Feb 2024 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Mar 2023 | 28 Feb 2023 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Feb 2023 | 26 Feb 2023 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Feb 2023 | 22 Feb 2023 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2022 | 01 Mar 2022 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Mar 2022 | 27 Feb 2022 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Feb 2022 | 23 Feb 2022 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Aug 2021 | 02 Aug 2021 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 12 May 2021 | 10 May 2021 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Apr 2021 | 26 Apr 2021 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Mar 2021 | 25 Feb 2021 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Feb 2021 | 24 Feb 2021 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Nov 2020 | 04 Nov 2020 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Aug 2020 | 31 Jul 2020 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Jul 2020 | 28 Jul 2020 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Apr 2020 | 27 Apr 2020 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2020 | 01 Mar 2020 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Feb 2020 | 26 Feb 2020 | 000-26640 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Feb 2020 | 20 Feb 2020 | 000-26640 |
| 5 | Open Document | Open Filing | FORM 5 | 13 Feb 2020 | 31 Dec 2019 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 May 2019 | 06 May 2019 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 May 2019 | 02 May 2019 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Apr 2019 | 10 Apr 2019 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Mar 2019 | 21 Mar 2019 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Mar 2019 | 19 Mar 2019 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2019 | 06 Mar 2019 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2019 | 27 Feb 2019 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2018 | 28 Feb 2018 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2018 | 26 Feb 2018 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Feb 2018 | 20 Feb 2018 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2017 | 01 Mar 2017 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2017 | 27 Feb 2017 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2017 | 24 Feb 2017 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2017 | 10 Feb 2017 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Apr 2016 | 26 Apr 2016 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2016 | 27 Feb 2016 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Feb 2016 | 25 Feb 2016 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jan 2016 | 12 Jan 2016 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2015 | 28 Feb 2015 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2015 | 26 Feb 2015 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Feb 2015 | 18 Feb 2015 | 000-26640 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Feb 2015 | 31 Dec 2014 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jan 2015 | 06 Jan 2015 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2014 | 27 Feb 2014 | 000-26640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jan 2014 | 14 Jan 2014 | 000-26640 |