| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | May 26, 2023 | May 23, 2023 | 001-39843 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 13, 2023 | Apr 11, 2023 | 001-39843 |
| 4 | Open Document | Open Filing | Mar 28, 2023 | Mar 27, 2023 | 001-39843 | |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 27, 2023 | Mar 23, 2023 | 001-39843 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 8, 2017 | Aug 8, 2017 | 001-32548 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 16, 2016 | Jun 16, 2016 | 001-32548 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 1, 2016 | May 28, 2016 | 001-32548 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 28, 2015 | May 26, 2015 | 001-32548 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 2, 2014 | May 29, 2014 | 001-32548 |