| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 10 Nov 2021 | 08 Nov 2021 | 001-38115 |
| 4 | Open Document | Open Filing | FORM 4 | 19 May 2021 | 18 May 2021 | 001-38115 |
| 4/A | Open Document | Open Filing | FORM 4/A | 09 Dec 2020 | 08 Nov 2020 | 001-38115 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Nov 2020 | 08 Nov 2020 | 001-38115 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Dec 2019 | 20 Dec 2019 | 001-38115 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Nov 2019 | 08 Nov 2019 | 001-38115 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Nov 2018 | 08 Nov 2018 | 001-38115 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 18 Jul 2017 | 14 Jul 2017 | 001-38115 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 11 Jul 2017 | 07 Jul 2017 | 001-38115 |