| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 17 Oct 2025 | 15 Oct 2025 | 000-11330 |
| 4 | Open Document | Open Filing | 4 | 17 Jul 2025 | 15 Jul 2025 | 000-11330 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 19 May 2025 | 15 May 2025 | 001-07221 |
| 4 | Open Document | Open Filing | 4 | 14 Nov 2024 | 12 Nov 2024 | 000-11330 |
| 4 | Open Document | Open Filing | 4 | 17 Jul 2024 | 15 Jul 2024 | 000-11330 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 16 May 2024 | 14 May 2024 | 001-07221 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Jul 2023 | 15 Jul 2023 | 000-11330 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Jul 2023 | 10 Jul 2023 | 000-11330 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jul 2023 | 06 Jul 2023 | 000-11330 |
| 144 | Open Document | Open Filing | 10 Jul 2023 | |||
| 144 | Open Document | Open Filing | 06 Jul 2023 | |||
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 18 May 2023 | 16 May 2023 | 001-07221 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Jul 2022 | 15 Jul 2022 | 000-11330 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 11 Jul 2022 | 07 Jul 2022 | 001-37931 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 19 May 2022 | 17 May 2022 | 001-07221 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Jul 2021 | 15 Jul 2021 | 000-11330 |
| SC 13G/A | Open Document | Open Filing | AMENDED FORM SC 13G | 10 Jun 2021 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2021 | 18 May 2021 | 001-07221 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 May 2021 | 06 May 2021 | 000-11330 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Jul 2020 | 15 Jul 2020 | 000-11330 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 May 2020 | 11 May 2020 | 001-07221 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Feb 2020 | 20 Feb 2020 | 000-11330 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Oct 2019 | 08 Oct 2019 | 001-37931 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jul 2019 | 11 Jul 2019 | 000-11330 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 07 Jun 2019 | 05 Jun 2019 | 001-37931 |
| 4/A | Open Document | Open Filing | FORM 4/A | 30 May 2019 | 19 Feb 2019 | 001-37931 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2019 | 13 May 2019 | 001-07221 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Apr 2019 | 15 Apr 2019 | 000-11330 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 21 Feb 2019 | 19 Feb 2019 | 001-37931 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Jul 2018 | 12 Jul 2018 | 000-11330 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jul 2018 | 05 Jul 2018 | 000-11330 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2018 | 14 May 2018 | 001-07221 |
| 3/A | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Mar 2018 | 15 May 2017 | 001-07221 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Jul 2017 | 13 Jul 2017 | 000-11330 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jul 2017 | 10 Jul 2017 | 000-11330 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2017 | 16 May 2017 | 001-07221 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2017 | 15 May 2017 | 001-07221 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 27 Oct 2016 | 26 Oct 2016 | 001-37931 |
| 3 | Open Document | Open Filing | FORM 3 | 27 Oct 2016 | 26 Oct 2016 | 001-37931 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Sep 2016 | 06 Sep 2016 | 001-09853 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Aug 2016 | 08 Aug 2016 | 001-09853 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Aug 2016 | 31 Jul 2016 | 001-09853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jul 2016 | 08 Jul 2016 | 000-11330 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Jul 2016 | 07 Jul 2016 | 000-11330 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2016 | 10 Feb 2016 | 001-09853 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2016 | 05 Feb 2016 | 001-09853 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2016 | 01 Feb 2016 | 001-09853 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Aug 2015 | 08 Aug 2015 | 001-09853 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2015 | 31 Jul 2015 | 001-09853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jul 2015 | 09 Jul 2015 | 000-11330 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jul 2015 | 06 Jul 2015 | 000-11330 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jun 2015 | 03 Jun 2015 | 001-09853 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2015 | 10 Feb 2015 | 001-09853 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2015 | 05 Feb 2015 | 001-09853 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2015 | 01 Feb 2015 | 001-09853 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Aug 2014 | 08 Aug 2014 | 001-09853 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Aug 2014 | 03 Aug 2014 | 001-09853 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Aug 2014 | 31 Jul 2014 | 001-09853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Jul 2014 | 09 Jul 2014 | 000-11330 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Apr 2014 | 15 Apr 2014 | 000-11330 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2014 | 05 Feb 2014 | 001-09853 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2014 | 01 Feb 2014 | 001-09853 |