| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 27, 2021 | Dec 22, 2021 | 811-22874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 11, 2019 | Mar 8, 2019 | 811-22874 |
| 3 | Open Document | Open Filing | FORM 3 | Jun 2, 2017 | Mar 29, 2017 | 811-22874 |
| 3 | Open Document | Open Filing | FORM 3 | Jun 2, 2017 | Mar 29, 2017 | 811-22839 |