| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 20, 2022 | May 18, 2022 | 001-31443 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 21, 2021 | May 19, 2021 | 001-31443 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 15, 2020 | May 13, 2020 | 001-31443 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 17, 2019 | May 15, 2019 | 001-31443 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 25, 2018 | May 23, 2018 | 001-31443 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 12, 2017 | May 10, 2017 | 001-31443 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | Jan 26, 2017 | Dec 31, 2016 | 001-31443 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 13, 2016 | Jun 9, 2016 | 001-31443 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 20, 2016 | May 18, 2016 | 001-31443 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 28, 2015 | Oct 26, 2015 | 001-31443 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 27, 2015 | May 22, 2015 | 001-31443 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | Feb 11, 2015 | Dec 31, 2014 | 001-31443 |
| 4 | Open Document | Open Filing | FORM 4 | May 27, 2014 | May 22, 2014 | 001-31443 |