| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Nov 17, 2021 | Nov 15, 2021 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 6, 2021 | Oct 4, 2021 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 17, 2021 | Aug 15, 2021 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | May 18, 2021 | May 15, 2021 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 15, 2021 | Apr 14, 2021 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 17, 2021 | Feb 15, 2021 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 4, 2021 | Feb 2, 2021 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 16, 2020 | Dec 14, 2020 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 17, 2020 | Nov 15, 2020 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 3, 2020 | Sep 1, 2020 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 18, 2020 | Aug 15, 2020 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | May 19, 2020 | May 15, 2020 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | May 8, 2020 | May 7, 2020 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 27, 2020 | Mar 25, 2020 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 19, 2020 | Feb 15, 2020 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 3, 2020 | Jan 30, 2020 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 19, 2019 | Nov 15, 2019 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 17, 2019 | Sep 13, 2019 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 19, 2019 | Aug 15, 2019 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2019 | May 30, 2019 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | May 17, 2019 | May 15, 2019 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 20, 2019 | Feb 15, 2019 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 4, 2019 | Jan 31, 2019 | 001-37496 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 31, 2019 | Jan 29, 2019 | 001-37496 |
| 3 | Open Document | Open Filing | FORM 3 | Dec 20, 2018 | Dec 14, 2018 | 001-37496 |