| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | FORM 3 | Oct 8, 2021 | Sep 27, 2021 | 811-22575 |
| 3 | Open Document | Open Filing | FORM 3 | Oct 8, 2021 | Sep 27, 2021 | 811-21552 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 23, 2017 | Mar 22, 2017 | 811-05128 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 10, 2014 | Jul 1, 2014 | 811-05128 |