| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 02 Jan 2026 | 30 Dec 2025 | 001-15543 |
| 4 | Open Document | Open Filing | 4 | 29 Dec 2025 | 24 Dec 2025 | 001-15543 |
| 144 | Open Document | Open Filing | 29 Dec 2025 | |||
| 4 | Open Document | Open Filing | 4 | 11 Dec 2025 | 09 Dec 2025 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Nov 2025 | 14 Nov 2025 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jun 2025 | 13 Jun 2025 | 001-15543 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Jan 2025 | 07 Jan 2025 | 000-12957 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Aug 2024 | 01 Aug 2024 | 001-15543 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Jul 2024 | 30 Jul 2024 | 001-15543 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Jul 2024 | 04 Jun 2024 | 001-15543 |
| 4 | Open Document | Open Filing | 02 Feb 2024 | 31 Jan 2024 | 001-38716 | |
| 4 | Open Document | Open Filing | FORM 4 | 08 Dec 2023 | 06 Dec 2023 | 001-15543 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 20 Oct 2023 | 19 Oct 2023 | 001-38716 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2023 | 15 Aug 2023 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jun 2023 | 20 Jun 2023 | 001-15543 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Feb 2023 | 08 Feb 2023 | 001-38716 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Dec 2022 | 27 Dec 2022 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Dec 2022 | 27 Dec 2022 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Dec 2022 | 16 Dec 2022 | 001-15543 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Nov 2022 | 18 Nov 2022 | 001-38716 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Oct 2022 | 25 Oct 2022 | 001-15543 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Oct 2022 | 30 Sep 2022 | 001-38716 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Jun 2022 | 24 Jun 2022 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jun 2022 | 22 Jun 2022 | 001-15543 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 03 Jan 2022 | 01 Jan 2022 | 001-38716 |
| 3 | Open Document | Open Filing | 03 Nov 2021 | 28 Oct 2021 | 001-40981 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Aug 2021 | 13 Aug 2021 | 001-15543 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2021 | 30 Jun 2021 | 001-15543 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Jun 2021 | 30 Jun 2021 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jun 2021 | 22 Jun 2021 | 001-15543 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Aug 2020 | 31 Aug 2020 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Jun 2020 | 24 Jun 2020 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Jun 2020 | 16 Jun 2020 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Aug 2019 | 01 Aug 2019 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Jun 2019 | 24 Jun 2019 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Nov 2018 | 16 Nov 2018 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Jun 2018 | 26 Jun 2018 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Dec 2017 | 12 Dec 2017 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jun 2017 | 20 Jun 2017 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jun 2017 | 12 Jun 2017 | 001-15543 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Feb 2017 | 24 Feb 2017 | 001-13070 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Feb 2017 | 10 Feb 2017 | 001-13070 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2017 | 02 Feb 2017 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2017 | 02 Feb 2017 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Sep 2016 | 07 Sep 2016 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Jun 2016 | 27 Jun 2016 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jun 2016 | 13 Jun 2016 | 001-15543 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2016 | 02 Jun 2016 | 001-13070 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 23 Dec 2015 | 21 Dec 2015 | 001-13070 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Dec 2015 | 08 Dec 2015 | 001-15543 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Aug 2015 | 13 Aug 2015 | 001-13070 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jun 2015 | 29 Jun 2015 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Jun 2015 | 25 Jun 2015 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jun 2015 | 11 Jun 2015 | 001-15543 |
| 4 | Open Document | Open Filing | FORM 4 | 29 May 2015 | 28 May 2015 | 001-13070 |
| 4 | Open Document | Open Filing | FORM 4 | 13 May 2015 | 12 May 2015 | 001-13070 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Jan 2015 | 18 Jul 2014 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Jan 2015 | 02 Jul 2014 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jun 2014 | 25 Jun 2014 | 001-15543 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 28 May 2014 | 23 May 2014 | 001-13070 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 23 May 2014 | 21 May 2014 | 001-13070 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Feb 2014 | 14 Feb 2014 | 001-13070 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Sep 2013 | 04 Sep 2013 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Jun 2013 | 27 Jun 2013 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Jun 2013 | 22 Jun 2013 | 001-15543 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 28 May 2013 | 23 May 2013 | 001-13070 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 13 May 2013 | 09 May 2013 | 001-13070 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jan 2013 | 28 Dec 2012 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Dec 2012 | 20 Dec 2012 | 001-13070 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Aug 2012 | 17 Jul 2012 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Jul 2012 | 17 Jul 2012 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jul 2012 | 12 Jul 2012 | 001-15543 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jun 2012 | 31 May 2012 | 001-13070 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 May 2012 | 27 May 2012 | 001-13070 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2012 | 16 Apr 2012 | 001-13070 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Apr 2012 | 16 Apr 2012 | 001-13070 |