| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 29 Dec 2022 | 09 Dec 2022 | 000-23357 |
| 4 | Open Document | Open Filing | FORM 4 - | 18 Feb 2022 | 18 Feb 2022 | 000-23357 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 Feb 2022 | 15 Feb 2022 | 000-23357 |
| 4 | Open Document | Open Filing | FORM 4 - | 20 Dec 2021 | 17 Dec 2021 | 000-23357 |
| 4 | Open Document | Open Filing | FORM 4 - | 26 Oct 2021 | 22 Oct 2021 | 000-23357 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 May 2021 | 13 May 2021 | 000-23357 |
| 4 | Open Document | Open Filing | FORM 4 - | 11 May 2021 | 07 May 2021 | 000-23357 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Dec 2020 | 02 Dec 2020 | 000-23357 |
| 4 | Open Document | Open Filing | FORM 4 - | 22 May 2020 | 21 May 2020 | 000-23357 |
| 4 | Open Document | Open Filing | FORM 4 - | 16 Sep 2019 | 13 Sep 2019 | 000-23357 |
| 4 | Open Document | Open Filing | FORM 4 - | 06 Sep 2019 | 28 Aug 2019 | 000-23357 |
| 3 | Open Document | Open Filing | FORM 3 - | 06 Sep 2019 | 28 Aug 2019 | 000-23357 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2018 | 21 Feb 2018 | 001-10883 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Feb 2018 | 19 Feb 2018 | 001-10883 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2017 | 22 Feb 2017 | 001-10883 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2017 | 19 Feb 2017 | 001-10883 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2017 | 17 Feb 2016 | 001-10883 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2017 | 03 Feb 2017 | 001-10883 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2016 | 20 Feb 2016 | 001-10883 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2015 | 23 Feb 2015 | 001-10883 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2015 | 23 Feb 2015 | 001-10883 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Feb 2015 | 17 Feb 2015 | 001-10883 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Feb 2015 | 17 Feb 2015 | 001-10883 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2014 | 19 Feb 2014 | 001-10883 |