| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 14 Mar 2022 | 13 Mar 2022 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Mar 2022 | 08 Mar 2022 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Jan 2022 | 27 Jan 2022 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Jan 2022 | 01 Jan 2022 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 28 May 2021 | 26 May 2021 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 04 May 2021 | 30 Apr 2021 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Mar 2021 | 13 Mar 2021 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Mar 2021 | 08 Mar 2021 | 001-35624 |
| 4/A | Open Document | Open Filing | FORM 4/A | 15 Jan 2021 | 01 Jan 2021 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jan 2021 | 01 Jan 2021 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 26 May 2020 | 21 May 2020 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 04 May 2020 | 30 Apr 2020 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Mar 2020 | 08 Mar 2020 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Mar 2020 | 13 Mar 2020 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Jul 2019 | 20 Jul 2019 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Mar 2019 | 08 Mar 2019 | 001-35624 |
| 5 | Open Document | Open Filing | FORM 5 | 14 Feb 2019 | 31 Dec 2018 | 001-35624 |
| 4/A | Open Document | Open Filing | FORM 4/A | 14 Feb 2019 | 12 Oct 2018 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Dec 2018 | 13 Dec 2018 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Oct 2018 | 12 Oct 2018 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Jul 2018 | 23 Jul 2018 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Jul 2018 | 20 Jul 2018 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Jul 2018 | 12 Jul 2018 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Jan 2018 | 26 Jan 2018 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jan 2018 | 03 Jan 2018 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Dec 2017 | 27 Dec 2017 | 001-35624 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Dec 2017 | 15 Dec 2017 | 001-35624 |
| 4 | Open Document | Open Filing | KIRCHMANN FORM 4 | 05 Oct 2017 | 21 Jun 2017 | 001-35624 |
| 4 | Open Document | Open Filing | 4 | 02 May 2017 | 30 Apr 2017 | 001-35624 |
| 3 | Open Document | Open Filing | 3 | 02 May 2017 | 30 Apr 2017 | 001-35624 |