| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jan 2025 | 03 Jan 2025 | 000-16469 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2025 | 31 Dec 2024 | 000-16469 |
| 4 | Open Document | Open Filing | 23 Jan 2024 | 19 Jan 2024 | 000-16469 | |
| 4 | Open Document | Open Filing | 02 Jan 2024 | 29 Dec 2023 | 000-16469 | |
| 4 | Open Document | Open Filing | 18 Jan 2023 | 17 Jan 2023 | 000-16469 | |
| 4 | Open Document | Open Filing | 03 Jan 2023 | 30 Dec 2022 | 000-16469 | |
| 4 | Open Document | Open Filing | 11 Jan 2022 | 07 Jan 2022 | 000-16469 | |
| 4 | Open Document | Open Filing | 03 Feb 2021 | 01 Feb 2021 | 000-16469 | |
| 4 | Open Document | Open Filing | 08 Jan 2021 | 07 Jan 2021 | 000-16469 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Jul 2020 | 15 Jul 2020 | 001-38393 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 04 Feb 2020 | 01 Feb 2020 | 000-16469 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Dec 2019 | 17 Dec 2019 | 000-16469 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Feb 2019 | 01 Feb 2019 | 000-16469 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Dec 2018 | 12 Dec 2018 | 000-16469 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jun 2018 | 06 Jun 2018 | 001-33608 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 12 Feb 2018 | 12 Feb 2018 | 001-38393 |
| 4 | Open Document | Open Filing | 4 | 02 Feb 2018 | 01 Feb 2018 | 000-16469 |
| 4 | Open Document | Open Filing | 4 | 12 Oct 2017 | 10 Oct 2017 | 000-16469 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jun 2017 | 08 Jun 2017 | 001-33608 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2017 | 01 Feb 2017 | 000-16469 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jul 2016 | 11 Jul 2016 | 000-16469 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jun 2016 | 10 Jun 2016 | 001-33608 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Feb 2016 | 01 Feb 2016 | 000-16469 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Jun 2015 | 11 Jun 2015 | 001-33608 |
| 4 | Open Document | Open Filing | 04 Feb 2015 | 02 Feb 2015 | 000-16469 | |
| 4 | Open Document | Open Filing | 19 Dec 2014 | 18 Dec 2014 | 000-16469 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Jun 2014 | 16 Jun 2014 | 001-33608 |
| 4 | Open Document | Open Filing | 27 Mar 2014 | 25 Mar 2014 | 000-16469 | |
| 4 | Open Document | Open Filing | 04 Feb 2014 | 01 Feb 2014 | 000-16469 |