| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 01 Oct 2025 | 30 Sep 2025 | 000-24006 |
| 5 | Open Document | Open Filing | 5 | 17 Jan 2025 | 31 Dec 2024 | 000-24006 |
| 144 | Open Document | Open Filing | 15 Dec 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Sep 2023 | 19 Sep 2023 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Jun 2023 | 14 Jun 2023 | 000-24006 |
| 144 | Open Document | Open Filing | 14 Jun 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Sep 2022 | 16 Sep 2022 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Sep 2021 | 22 Sep 2021 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Sep 2021 | 16 Sep 2021 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Jan 2021 | 30 Dec 2020 | 000-24006 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 25 Sep 2020 | 22 Sep 2020 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Sep 2020 | 22 Sep 2020 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Sep 2020 | 04 Sep 2020 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Dec 2019 | 18 Dec 2019 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Sep 2019 | 25 Sep 2019 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Oct 2018 | 27 Sep 2018 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jun 2018 | 05 Jun 2018 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Apr 2018 | 17 Apr 2018 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Sep 2017 | 19 Sep 2017 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Aug 2017 | 10 Aug 2017 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Mar 2017 | 15 Mar 2017 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Sep 2016 | 23 Sep 2016 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Sep 2016 | 21 Sep 2016 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Sep 2016 | 15 Sep 2016 | 000-24006 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Aug 2016 | 12 Aug 2016 | 001-35406 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Jun 2016 | 13 Jun 2016 | 001-35406 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2016 | 18 May 2016 | 001-35406 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Apr 2016 | 12 Apr 2016 | 001-35406 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Feb 2016 | 12 Feb 2016 | 001-35406 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Dec 2015 | 14 Dec 2015 | 001-35406 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Sep 2015 | 15 Sep 2015 | 000-24006 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Sep 2015 | 11 Sep 2015 | 000-24006 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Sep 2015 | 05 Aug 2015 | 001-35406 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jul 2015 | 06 Jul 2015 | 001-35406 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jun 2015 | 05 Jun 2015 | 001-35406 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2015 | 27 May 2015 | 001-35406 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2015 | 05 May 2015 | 001-35406 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Apr 2015 | 06 Apr 2015 | 001-35406 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Mar 2015 | 05 Mar 2015 | 001-35406 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Nov 2014 | 17 Nov 2014 | 001-35406 |
| 4 | Open Document | Open Filing | ANNUAL DIRECTOR GRANT | 25 Sep 2014 | 23 Sep 2014 | 000-24006 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Aug 2014 | 15 Aug 2014 | 001-35406 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 May 2014 | 28 May 2014 | 001-35406 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2014 | 15 May 2014 | 001-35406 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2014 | 24 Feb 2014 | 001-35406 |
| 5 | Open Document | Open Filing | 17 Jan 2014 | 31 Dec 2013 | 001-12400 |