| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Feb 10, 2022 | Feb 9, 2022 | 001-35182 | |
| 4 | Open Document | Open Filing | Oct 15, 2021 | Oct 13, 2021 | 001-35182 | |
| 4 | Open Document | Open Filing | Jan 5, 2021 | Jan 4, 2021 | 001-35182 | |
| 4 | Open Document | Open Filing | Dec 15, 2020 | Dec 12, 2020 | 001-35182 | |
| 4 | Open Document | Open Filing | Nov 18, 2020 | Nov 18, 2020 | 001-35182 | |
| 4/A | Open Document | Open Filing | Jul 6, 2020 | Jul 1, 2020 | 001-35182 | |
| 4 | Open Document | Open Filing | Jul 6, 2020 | Jul 1, 2020 | 001-35182 | |
| 4 | Open Document | Open Filing | Jan 6, 2020 | Jan 2, 2020 | 001-35182 | |
| 4 | Open Document | Open Filing | Dec 23, 2019 | Dec 19, 2019 | 001-35182 | |
| 4 | Open Document | Open Filing | Oct 21, 2019 | Oct 17, 2019 | 001-35182 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 30, 2017 | Aug 28, 2017 | 001-35182 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 3, 2015 | Aug 3, 2015 | 001-35182 |
| 4/A | Open Document | Open Filing | Aug 15, 2014 | Aug 11, 2014 | 001-35182 | |
| 4 | Open Document | Open Filing | Aug 13, 2014 | Aug 11, 2014 | 001-35182 |