| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Aug 24, 2022 | Aug 22, 2022 | 001-34582 |
| 4 | Open Document | Open Filing | FORM 4 | May 20, 2022 | May 18, 2022 | 001-34582 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 14, 2022 | Feb 10, 2022 | 001-34582 |
| 4 | Open Document | Open Filing | FORM 4 | May 27, 2021 | May 25, 2021 | 001-34582 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 23, 2021 | Feb 22, 2021 | 001-34582 |
| 4 | Open Document | Open Filing | FORM 4 | May 21, 2020 | May 20, 2020 | 001-34582 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 23, 2019 | Oct 21, 2019 | 001-34582 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 23, 2019 | May 22, 2019 | 001-34582 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 8, 2019 | May 7, 2019 | 001-34582 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 1, 2018 | Oct 31, 2018 | 001-34582 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 16, 2018 | May 14, 2018 | 001-34582 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 19, 2017 | May 17, 2017 | 001-34582 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 20, 2016 | May 18, 2016 | 001-34582 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 22, 2015 | May 20, 2015 | 001-34582 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 23, 2014 | May 21, 2014 | 001-34582 |