| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 26 Apr 2022 | 22 Apr 2022 | 001-10948 | |
| 4 | Open Document | Open Filing | 21 Mar 2022 | 17 Mar 2022 | 001-10948 | |
| 4 | Open Document | Open Filing | 14 Mar 2022 | 17 Feb 2022 | 001-10948 | |
| 4 | Open Document | Open Filing | 19 May 2021 | 17 May 2021 | 001-10948 | |
| 4 | Open Document | Open Filing | 14 May 2021 | 13 May 2021 | 001-10948 | |
| 4 | Open Document | Open Filing | 26 Apr 2021 | 22 Apr 2021 | 001-10948 | |
| 4 | Open Document | Open Filing | 12 Mar 2021 | 10 Mar 2021 | 001-10948 | |
| 4 | Open Document | Open Filing | 20 May 2020 | 18 May 2020 | 001-10948 | |
| 4 | Open Document | Open Filing | 15 May 2020 | 13 May 2020 | 001-10948 | |
| 4 | Open Document | Open Filing | 12 Mar 2020 | 10 Mar 2020 | 001-10948 | |
| 3 | Open Document | Open Filing | 15 May 2019 | 13 May 2019 | 001-10948 | |
| 4 | Open Document | Open Filing | 15 May 2019 | 13 May 2019 | 001-10948 | |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Oct 2016 | 01 Oct 2016 | 001-34223 |
| 3 | Open Document | Open Filing | FORM 3 - | 03 Oct 2016 | 01 Oct 2016 | 001-34223 |