| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 22 Dec 2021 | 20 Dec 2021 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Dec 2021 | 15 Dec 2021 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Sep 2021 | 22 Sep 2021 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Sep 2021 | 20 Sep 2021 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Sep 2021 | 15 Sep 2021 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Jun 2021 | 18 Jun 2021 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Jun 2021 | 15 Jun 2021 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Apr 2021 | 05 Apr 2021 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Mar 2021 | 18 Mar 2021 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Mar 2021 | 15 Mar 2021 | 001-37511 |
| 4/A | Open Document | Open Filing | FORM 4/A | 17 Mar 2021 | 04 Mar 2021 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Mar 2021 | 04 Mar 2021 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Jan 2021 | 06 Jan 2021 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Dec 2020 | 17 Dec 2020 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Dec 2020 | 14 Dec 2020 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Sep 2020 | 18 Sep 2020 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Sep 2020 | 15 Sep 2020 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Jun 2020 | 18 Jun 2020 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Jun 2020 | 15 Jun 2020 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 15 May 2020 | 13 May 2020 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 12 May 2020 | 08 May 2020 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Apr 2020 | 30 Mar 2020 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Mar 2020 | 17 Mar 2020 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Dec 2019 | 16 Dec 2019 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Oct 2019 | 15 Dec 2018 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Sep 2019 | 18 Sep 2019 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Jul 2019 | 18 Jul 2019 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Mar 2019 | 14 Mar 2019 | 001-37511 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Dec 2017 | 15 Dec 2017 | 001-37511 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 15 Dec 2017 | 06 Dec 2017 | 001-37511 |