| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 12 Sep 2023 | 12 Sep 2023 | 001-39907 |
| 3/A | Open Document | Open Filing | FORM 3/A | 12 Sep 2023 | 11 Sep 2023 | 001-39907 |
| 3 | Open Document | Open Filing | FORM 3 | 12 Sep 2023 | 11 Sep 2023 | 001-39907 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 20 Dec 2021 | 16 Dec 2021 | 001-16817 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 13 Dec 2021 | 10 Dec 2021 | 001-16817 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 Dec 2020 | 14 Dec 2020 | 001-16817 |
| 4 | Open Document | Open Filing | 4 | 02 Jan 2020 | 01 Jan 2020 | 001-16817 |
| 4 | Open Document | Open Filing | 4 | 12 Dec 2019 | 11 Dec 2019 | 001-16817 |
| 4 | Open Document | Open Filing | 4 | 11 Dec 2018 | 11 Dec 2018 | 001-16817 |
| 4 | Open Document | Open Filing | 4 | 13 Dec 2017 | 13 Dec 2017 | 001-16817 |
| 4 | Open Document | Open Filing | 4 | 07 Dec 2016 | 07 Dec 2016 | 001-16817 |
| 4 | Open Document | Open Filing | 4 | 14 Dec 2015 | 14 Dec 2015 | 001-16817 |
| 4 | Open Document | Open Filing | 4 | 17 Dec 2014 | 15 Dec 2014 | 001-16817 |