| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 20 Jun 2025 | 20 Jun 2025 | 001-14778 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 12 Jun 2025 | 11 Jun 2025 | 001-37467 |
| 4 | Open Document | Open Filing | 28 May 2025 | 23 May 2025 | 000-29889 | |
| 4 | Open Document | Open Filing | 13 Dec 2024 | 12 Dec 2024 | 001-14778 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 06 Jun 2024 | 05 Jun 2024 | 001-37467 |
| 4 | Open Document | Open Filing | 29 May 2024 | 25 May 2024 | 000-29889 | |
| 4 | Open Document | Open Filing | 15 Dec 2023 | 15 Dec 2023 | 001-14778 | |
| 4 | Open Document | Open Filing | 12 Jul 2023 | 26 May 2023 | 000-29889 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 06 Jun 2023 | 02 Jun 2023 | 001-37467 |
| 4 | Open Document | Open Filing | 21 Nov 2022 | 17 Nov 2022 | 001-14778 | |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | 21 Jun 2022 | 09 Jun 2022 | 001-37467 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Jun 2022 | 09 Jun 2022 | 001-37467 |
| 4 | Open Document | Open Filing | FORM 4 | 23 May 2022 | 20 May 2022 | 000-29889 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 24 Sep 2021 | 23 Sep 2021 | 001-14778 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Jun 2021 | 02 Jun 2021 | 001-37467 |
| 4 | Open Document | Open Filing | FORM 4 - | 21 May 2021 | 19 May 2021 | 000-29889 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 18 Sep 2020 | 16 Sep 2020 | 001-14778 |
| 4 | Open Document | Open Filing | 4 | 12 Jun 2020 | 11 Jun 2020 | 001-37467 |
| 4 | Open Document | Open Filing | FORM 4 - | 15 May 2020 | 15 May 2020 | 000-29889 |
| 4 | Open Document | Open Filing | 10 Sep 2019 | 06 Sep 2019 | 001-14778 | |
| 4 | Open Document | Open Filing | FORM 4 - | 24 May 2019 | 23 May 2019 | 000-29889 |
| 4 | Open Document | Open Filing | FORM 4 - | 15 Feb 2019 | 13 Feb 2019 | 001-37467 |
| 4/A | Open Document | Open Filing | FORM 4/A - | 04 Jan 2019 | 03 Jan 2019 | 001-37467 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Jan 2019 | 03 Jan 2019 | 001-37467 |
| 3 | Open Document | Open Filing | FORM 3 - | 04 Jan 2019 | 03 Jan 2019 | 001-37467 |
| 4 | Open Document | Open Filing | 28 Sep 2018 | 27 Sep 2018 | 001-14778 | |
| 4 | Open Document | Open Filing | FORM 4 - | 18 May 2018 | 17 May 2018 | 000-29889 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 Nov 2017 | 31 Oct 2017 | 000-29889 |
| 3 | Open Document | Open Filing | FORM 3 - | 02 Nov 2017 | 31 Oct 2017 | 000-29889 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Oct 2017 | 13 Oct 2017 | 000-19825 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 12 Jun 2017 | 08 Jun 2017 | 001-14778 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Jun 2017 | 08 Jun 2017 | 000-19825 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 May 2017 | 22 May 2017 | 001-34375 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 03 Apr 2017 | 31 Mar 2017 | 001-34375 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Oct 2016 | 24 Oct 2016 | 000-25571 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Jun 2016 | 23 Jun 2016 | 000-25571 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Jun 2016 | 17 Jun 2016 | 001-35560 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 20 Jun 2016 | 16 Jun 2016 | 000-16929 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jun 2016 | 09 Jun 2016 | 000-19825 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Apr 2016 | 15 Apr 2016 | 000-25571 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Sep 2015 | 18 Sep 2015 | 001-35560 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 22 Sep 2015 | 18 Sep 2015 | 001-35560 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 31 Aug 2015 | 31 Aug 2015 | 000-16929 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Jun 2015 | 18 Jun 2015 | 000-16929 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jun 2015 | 11 Jun 2015 | 000-19825 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Jan 2015 | 15 Jan 2015 | 000-25571 |
| 3 | Open Document | Open Filing | FORM 3 | 09 Jan 2015 | 01 Jan 2015 | 000-25571 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 20 Jun 2014 | 19 Jun 2014 | 000-16929 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jun 2014 | 12 Jun 2014 | 000-19825 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 01 Oct 2013 | 27 Sep 2013 | 000-16929 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Jun 2013 | 27 Jun 2013 | 000-19825 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 25 Jul 2012 | 21 Jun 2012 | 000-16929 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jun 2012 | 07 Jun 2012 | 000-19825 |