| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 02 Feb 2023 | 01 Feb 2023 | 000-12507 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Jan 2022 | 26 Jan 2022 | 000-12507 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Aug 2021 | 02 Aug 2021 | 000-12507 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Feb 2021 | 29 Jan 2021 | 000-12507 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Jan 2021 | 27 Jan 2021 | 000-12507 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Aug 2020 | 31 Jul 2020 | 000-12507 |
| 4/A | Open Document | Open Filing | FORM 4/A | 19 Mar 2020 | 03 Sep 2019 | 000-12507 |
| 4/A | Open Document | Open Filing | FORM 4/A | 19 Mar 2020 | 29 Jan 2020 | 000-12507 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Jan 2020 | 29 Jan 2020 | 000-12507 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Sep 2019 | 03 Sep 2019 | 000-12507 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Jan 2019 | 30 Jan 2019 | 000-12507 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jun 2018 | 04 Jun 2018 | 000-12507 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Feb 2018 | 31 Jan 2018 | 000-12507 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Feb 2017 | 14 Feb 2017 | 000-12507 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Jan 2017 | 13 Dec 2016 | 000-12507 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Mar 2016 | 29 Feb 2016 | 000-12507 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jan 2016 | 27 Jan 2016 | 000-12507 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jan 2015 | 29 Jan 2015 | 000-12507 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Sep 2014 | 03 Sep 2014 | 000-12507 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2014 | 03 Feb 2014 | 000-12507 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jan 2014 | 29 Jan 2014 | 000-12507 |