| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 01 Jul 2025 | 30 Jun 2025 | 001-08551 | |
| 144 | Open Document | Open Filing | 30 Jun 2025 | |||
| 4 | Open Document | Open Filing | 17 Jun 2025 | 13 Jun 2025 | 001-08551 | |
| 4 | Open Document | Open Filing | 16 Jun 2025 | 12 Jun 2025 | 001-08551 | |
| 4 | Open Document | Open Filing | 12 Jun 2025 | 10 Jun 2025 | 001-08551 | |
| 4 | Open Document | Open Filing | 05 Mar 2025 | 03 Mar 2025 | 001-08551 | |
| 144 | Open Document | Open Filing | 03 Mar 2025 | |||
| 4 | Open Document | Open Filing | 16 Oct 2024 | 14 Oct 2024 | 001-08551 | |
| 144 | Open Document | Open Filing | 15 Oct 2024 | |||
| 4 | Open Document | Open Filing | 26 Aug 2024 | 23 Aug 2024 | 001-08551 | |
| 144 | Open Document | Open Filing | 23 Aug 2024 | |||
| 4 | Open Document | Open Filing | 18 Jun 2024 | 14 Jun 2024 | 001-08551 | |
| 4 | Open Document | Open Filing | 13 Jun 2024 | 11 Jun 2024 | 001-08551 | |
| 4 | Open Document | Open Filing | 03 Jun 2024 | 31 May 2024 | 001-08551 | |
| 144 | Open Document | Open Filing | 31 May 2024 | |||
| 4 | Open Document | Open Filing | 18 Dec 2023 | 15 Dec 2023 | 001-08551 | |
| 144 | Open Document | Open Filing | 15 Dec 2023 | |||
| 4 | Open Document | Open Filing | 10 Oct 2023 | 09 Oct 2023 | 001-08551 | |
| 144 | Open Document | Open Filing | 03 Oct 2023 | |||
| 4 | Open Document | Open Filing | 16 Jun 2023 | 14 Jun 2023 | 001-08551 | |
| 4 | Open Document | Open Filing | 13 Jun 2023 | 09 Jun 2023 | 001-08551 | |
| 4 | Open Document | Open Filing | 12 Jun 2023 | 08 Jun 2023 | 001-08551 | |
| 4 | Open Document | Open Filing | 08 Mar 2023 | 06 Mar 2023 | 001-08551 | |
| 4/A | Open Document | Open Filing | 16 Jun 2022 | 14 Jun 2022 | 001-08551 | |
| 4 | Open Document | Open Filing | 15 Jun 2022 | 14 Jun 2022 | 001-08551 | |
| 4 | Open Document | Open Filing | 14 Jun 2022 | 10 Jun 2022 | 001-08551 | |
| 4 | Open Document | Open Filing | 10 Jun 2022 | 08 Jun 2022 | 001-08551 | |
| 4 | Open Document | Open Filing | 15 Jun 2021 | 11 Jun 2021 | 000-32447 | |
| 4 | Open Document | Open Filing | 11 Jun 2021 | 09 Jun 2021 | 000-32447 | |
| 4 | Open Document | Open Filing | 10 Jun 2021 | 08 Jun 2021 | 000-32447 | |
| 4 | Open Document | Open Filing | 05 Apr 2021 | 01 Apr 2021 | 000-32447 | |
| 4 | Open Document | Open Filing | 16 Jun 2020 | 12 Jun 2020 | 001-08551 | |
| 4 | Open Document | Open Filing | 11 Jun 2020 | 09 Jun 2020 | 001-08551 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2020 | 20 Feb 2020 | 001-33389 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 10 Jan 2020 | 01 Jan 2020 | 001-35878 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Aug 2019 | 28 Aug 2019 | 001-07293 |
| 4 | Open Document | Open Filing | 18 Jun 2019 | 14 Jun 2019 | 001-08551 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 May 2019 | 03 May 2019 | 001-07293 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Oct 2018 | 26 Oct 2018 | 001-33389 |
| 4 | Open Document | Open Filing | 12 Jun 2018 | 08 Jun 2018 | 000-32447 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 May 2018 | 04 May 2018 | 001-07293 |
| 4 | Open Document | Open Filing | 13 Jun 2017 | 09 Jun 2017 | 001-08551 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 May 2017 | 05 May 2017 | 001-07293 |
| 4 | Open Document | Open Filing | 26 Apr 2017 | 24 Apr 2017 | 001-00812 | |
| 4 | Open Document | Open Filing | 14 Jun 2016 | 10 Jun 2016 | 001-08551 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 May 2016 | 13 May 2016 | 001-07293 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 May 2016 | 06 May 2016 | 001-07293 |
| 4 | Open Document | Open Filing | 27 Apr 2016 | 25 Apr 2016 | 001-00812 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Jan 2016 | 21 Jan 2016 | 000-21180 |
| 4 | Open Document | Open Filing | 12 Jan 2016 | 08 Jan 2016 | 001-08551 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2016 | 04 Jan 2016 | 000-21180 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Dec 2015 | 10 Dec 2015 | 000-21180 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Sep 2015 | 08 Sep 2015 | 000-21180 |
| 4 | Open Document | Open Filing | 16 Jun 2015 | 12 Jun 2015 | 001-08551 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2015 | 26 May 2015 | 000-21180 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 May 2015 | 08 May 2015 | 001-07293 |
| 4 | Open Document | Open Filing | 29 Apr 2015 | 27 Apr 2015 | 001-00812 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Jan 2015 | 23 Jan 2015 | 000-21180 |
| 4 | Open Document | Open Filing | 12 Jan 2015 | 09 Jan 2015 | 001-08551 | |
| 4/A | Open Document | Open Filing | 06 Jan 2015 | 23 Dec 2014 | 001-00812 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2015 | 01 Jan 2015 | 000-21180 |
| 4 | Open Document | Open Filing | 29 Dec 2014 | 23 Dec 2014 | 001-00812 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Dec 2014 | 02 Dec 2014 | 000-21180 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Nov 2014 | 04 Nov 2014 | 001-07293 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 06 Nov 2014 | 14 Aug 2014 | 001-07293 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Aug 2014 | 27 Aug 2014 | 000-21180 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Aug 2014 | 09 May 2014 | 001-07293 |
| 4 | Open Document | Open Filing | 17 Jun 2014 | 13 Jun 2014 | 001-08551 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2014 | 09 May 2014 | 001-07293 |
| 4 | Open Document | Open Filing | 30 Apr 2014 | 28 Apr 2014 | 001-00812 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Mar 2014 | 12 Mar 2014 | 000-21180 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jan 2014 | 24 Jan 2014 | 000-21180 |
| 4 | Open Document | Open Filing | 13 Jan 2014 | 10 Jan 2014 | 001-08551 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Nov 2013 | 25 Nov 2013 | 000-21180 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Aug 2013 | 22 Aug 2013 | 000-21180 |
| 4 | Open Document | Open Filing | 18 Jun 2013 | 14 Jun 2013 | 001-08551 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 May 2013 | 06 May 2013 | 001-07293 |
| 4 | Open Document | Open Filing | 01 May 2013 | 29 Apr 2013 | 001-00812 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Mar 2013 | 05 Mar 2013 | 001-07293 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2013 | 05 Mar 2013 | 000-21180 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2013 | 01 Feb 2013 | 000-21180 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jan 2013 | 18 Jan 2013 | 000-21180 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2013 | 01 Jan 2013 | 000-21180 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Dec 2012 | 11 Dec 2012 | 000-21180 |
| 4 | Open Document | Open Filing | 12 Jun 2012 | 08 Jun 2012 | 001-08551 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 May 2012 | 11 May 2012 | 001-07293 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 May 2012 | 07 May 2012 | 001-07293 |
| 4 | Open Document | Open Filing | 13 Apr 2012 | 11 Apr 2012 | 001-00812 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Mar 2012 | 13 Mar 2012 | 000-21180 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jan 2012 | 20 Jan 2012 | 000-21180 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2012 | 01 Jan 2012 | 000-21180 |