| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 3, 2021 | Nov 1, 2021 | 811-05133 |
| 4 | Open Document | Open Filing | Sep 20, 2021 | Sep 17, 2021 | 811-05133 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 12, 2021 | May 11, 2021 | 811-07528 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 11, 2021 | May 5, 2021 | 811-07528 |
| 3 | Open Document | Open Filing | FORM 3 | Jun 29, 2018 | Jun 27, 2018 | 811-05133 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 12, 2016 | Aug 26, 2016 | 811-07528 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 6, 2016 | Sep 1, 2016 | 814-00778 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 5, 2016 | Apr 1, 2016 | 814-00778 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 3, 2015 | Dec 2, 2015 | 814-00778 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 11, 2015 | Jun 2, 2015 | 811-07528 |