| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Apr 26, 2022 | Apr 22, 2022 | 001-10948 | |
| 4 | Open Document | Open Filing | Mar 21, 2022 | Mar 17, 2022 | 001-10948 | |
| 4 | Open Document | Open Filing | Mar 14, 2022 | Feb 17, 2022 | 001-10948 | |
| 4 | Open Document | Open Filing | May 19, 2021 | May 17, 2021 | 001-10948 | |
| 4 | Open Document | Open Filing | May 14, 2021 | May 13, 2021 | 001-10948 | |
| 4 | Open Document | Open Filing | Apr 26, 2021 | Apr 22, 2021 | 001-10948 | |
| 4 | Open Document | Open Filing | Mar 12, 2021 | Mar 10, 2021 | 001-10948 | |
| 4 | Open Document | Open Filing | May 20, 2020 | May 18, 2020 | 001-10948 | |
| 4 | Open Document | Open Filing | May 15, 2020 | May 13, 2020 | 001-10948 | |
| 4 | Open Document | Open Filing | Mar 12, 2020 | Mar 10, 2020 | 001-10948 | |
| 3 | Open Document | Open Filing | May 15, 2019 | May 13, 2019 | 001-10948 | |
| 4 | Open Document | Open Filing | May 15, 2019 | May 13, 2019 | 001-10948 | |
| 4 | Open Document | Open Filing | FORM 4 - | Oct 3, 2016 | Oct 1, 2016 | 001-34223 |
| 3 | Open Document | Open Filing | FORM 3 - | Oct 3, 2016 | Oct 1, 2016 | 001-34223 |