| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jun 8, 2022 | Jun 7, 2022 | 001-12368 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 26, 2020 | Feb 25, 2020 | 001-12368 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 4, 2019 | Mar 1, 2019 | 001-12368 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 13, 2018 | Apr 13, 2018 | 001-12368 |
| 5 | Open Document | Open Filing | FORM 5 | Feb 17, 2015 | Dec 31, 2014 | 001-12368 |
| 5 | Open Document | Open Filing | FORM 5 | Feb 14, 2014 | Dec 31, 2013 | 001-12368 |