| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 17 Dec 2025 | 15 Dec 2025 | 001-06961 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Mar 2025 | 28 Feb 2025 | 001-06961 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Sep 2024 | 01 Sep 2024 | 001-06961 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Aug 2024 | 12 Aug 2024 | 001-06961 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2023 | 15 May 2023 | 001-03754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2022 | 13 May 2022 | 001-03754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2021 | 14 May 2021 | 001-03754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2020 | 15 May 2020 | 001-03754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2019 | 15 May 2019 | 001-03754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2019 | 11 Feb 2019 | 001-03754 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 21 Dec 2018 | 18 Dec 2018 | 001-35217 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Dec 2018 | 11 Dec 2018 | 001-35217 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Dec 2018 | 06 Dec 2018 | 001-35217 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 28 Sep 2018 | 26 Sep 2018 | 001-35217 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Sep 2018 | 11 Sep 2018 | 001-35217 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Sep 2018 | 06 Sep 2018 | 001-35217 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 13 Jun 2018 | 11 Jun 2018 | 001-35217 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Jun 2018 | 06 Jun 2018 | 001-35217 |
| 4 | Open Document | Open Filing | FORM 4 | 17 May 2018 | 15 May 2018 | 001-03754 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 12 Mar 2018 | 11 Mar 2018 | 001-35217 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Mar 2018 | 07 Mar 2018 | 001-35217 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Mar 2018 | 05 Mar 2018 | 001-35217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Dec 2017 | 07 Dec 2017 | 001-35217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Sep 2017 | 07 Sep 2017 | 001-35217 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jul 2017 | 01 Jul 2017 | 001-35217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jun 2017 | 11 Jun 2017 | 001-35217 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Jun 2017 | 07 Jun 2017 | 001-35217 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Jun 2017 | 30 Jan 2017 | 001-35217 |
| 4 | Open Document | Open Filing | FORM 4 | 17 May 2017 | 15 May 2017 | 001-03754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Mar 2017 | 11 Mar 2017 | 001-35217 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Mar 2017 | 06 Mar 2017 | 001-35217 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Mar 2017 | 30 Jan 2017 | 001-35217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2017 | 30 Jan 2017 | 001-35217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Dec 2016 | 11 Dec 2016 | 001-35217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Sep 2016 | 11 Sep 2016 | 001-35217 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Jul 2016 | 21 Jul 2016 | 001-03754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jul 2016 | 01 Jul 2016 | 001-35217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jun 2016 | 11 Jun 2016 | 001-35217 |
| 4 | Open Document | Open Filing | FORM 4 | 05 May 2016 | 03 May 2016 | 001-03754 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 15 Mar 2016 | 11 Mar 2016 | 001-35217 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Mar 2016 | 07 Mar 2016 | 001-35217 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Jul 2015 | 22 Jul 2015 | 001-03754 |
| 3 | Open Document | Open Filing | FORM 3 | 23 Jul 2015 | 22 Jul 2015 | 001-03754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jul 2015 | 01 Jul 2015 | 001-35217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Mar 2015 | 11 Mar 2015 | 001-35217 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jan 2015 | 05 Jan 2015 | 001-35217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jan 2015 | 05 Jan 2015 | 001-35217 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jan 2015 | 01 Jul 2014 | 001-35217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jul 2014 | 01 Jul 2014 | 001-35217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Mar 2014 | 07 Mar 2014 | 001-35217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2014 | 04 Feb 2014 | 001-35217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Sep 2013 | 27 Sep 2013 | 001-35217 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jul 2013 | 01 Jul 2013 | 001-35217 |