| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 02 Jun 2025 | 29 May 2025 | 000-50768 | |
| 4 | Open Document | Open Filing | 31 May 2024 | 29 May 2024 | 000-50768 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Aug 2023 | 01 Aug 2023 | 001-36697 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2023 | 22 Jun 2021 | 000-50768 |
| 4 | Open Document | Open Filing | 07 Jul 2022 | 06 Jul 2022 | 001-31918 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jun 2022 | 07 Jun 2022 | 000-50768 |
| 4 | Open Document | Open Filing | 04 Apr 2022 | 01 Apr 2022 | 001-31918 | |
| 4 | Open Document | Open Filing | 26 Jan 2022 | 24 Jan 2022 | 001-31918 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Oct 2021 | 30 Sep 2021 | 001-36830 |
| 4 | Open Document | Open Filing | 12 Jul 2021 | 08 Jul 2021 | 001-31918 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Jun 2021 | 22 Jun 2021 | 000-50768 |
| 4 | Open Document | Open Filing | 21 Jun 2021 | 18 Jun 2021 | 001-31918 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Jun 2021 | 10 Jun 2021 | 001-36697 |
| 4 | Open Document | Open Filing | 05 Mar 2021 | 05 Mar 2021 | 001-31918 | |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 11 Jan 2021 | 01 Jan 2021 | 001-36697 |
| 4 | Open Document | Open Filing | FORM 4 - | 05 Jan 2021 | 04 Jan 2021 | 001-31918 |
| 3 | Open Document | Open Filing | FORM 3 - | 05 Jan 2021 | 04 Jan 2021 | 001-31918 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Oct 2020 | 01 Oct 2020 | 001-36830 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Oct 2020 | 01 Oct 2020 | 001-36830 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Jun 2020 | 23 Jun 2020 | 000-50768 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Sep 2019 | 26 Sep 2019 | 001-36830 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Jun 2019 | 26 Jun 2019 | 000-50768 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Apr 2019 | 22 Apr 2019 | 001-36830 |
| 3 | Open Document | Open Filing | FORM 3 | 23 Apr 2019 | 22 Apr 2019 | 001-36830 |
| 4 | Open Document | Open Filing | 08 Jun 2018 | 06 Jun 2018 | 000-50768 | |
| 4 | Open Document | Open Filing | 02 Mar 2018 | 01 Mar 2018 | 000-50768 | |
| 4 | Open Document | Open Filing | 19 Jul 2017 | 17 Jul 2017 | 000-50768 | |
| 4 | Open Document | Open Filing | 14 Jun 2017 | 13 Jun 2017 | 000-50768 | |
| 4 | Open Document | Open Filing | 10 Jun 2016 | 10 Jun 2016 | 000-50768 | |
| 4 | Open Document | Open Filing | 17 Jun 2015 | 15 Jun 2015 | 000-50768 | |
| 4 | Open Document | Open Filing | 24 Mar 2015 | 20 Mar 2015 | 000-50768 | |
| 3 | Open Document | Open Filing | 24 Mar 2015 | 20 Mar 2015 | 000-50768 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Jan 2014 | 24 Jan 2014 | 000-21699 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jan 2014 | 08 Jan 2014 | 000-21699 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Dec 2013 | 27 Dec 2013 | 000-21699 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Dec 2013 | 18 Dec 2013 | 000-21699 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jun 2013 | 10 Jun 2013 | 000-21699 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jan 2013 | 03 Jan 2013 | 000-21699 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jun 2012 | 04 Jun 2012 | 000-21699 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Mar 2012 | 09 Mar 2012 | 000-21699 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Mar 2012 | 01 Mar 2012 | 000-21699 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2012 | 05 Jan 2012 | 000-21699 |