| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 03 May 2022 | 29 Apr 2022 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Apr 2022 | 24 Apr 2022 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Oct 2021 | 26 Oct 2021 | 000-50646 |
| 4 | Open Document | Open Filing | 04 Aug 2021 | 02 Aug 2021 | 000-50646 | |
| 4 | Open Document | Open Filing | FORM 4 | 02 Aug 2021 | 29 Jul 2021 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Jul 2021 | 07 Jul 2021 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Jun 2021 | 03 Jun 2021 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 04 May 2021 | 30 Apr 2021 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Apr 2021 | 24 Apr 2021 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Apr 2021 | 30 Mar 2021 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Feb 2021 | 10 Feb 2021 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Oct 2020 | 26 Oct 2020 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 20 May 2020 | 18 May 2020 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 04 May 2020 | 30 Apr 2020 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Apr 2020 | 28 Apr 2020 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Apr 2020 | 24 Apr 2020 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Apr 2020 | 30 Mar 2020 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Feb 2020 | 10 Feb 2020 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Dec 2019 | 12 Dec 2019 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Oct 2019 | 26 Oct 2019 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Oct 2019 | 24 Oct 2019 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Sep 2019 | 16 Sep 2019 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 02 May 2019 | 30 Apr 2019 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Apr 2019 | 28 Apr 2019 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Apr 2019 | 30 Mar 2019 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Mar 2019 | 10 Mar 2019 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Feb 2019 | 26 Feb 2019 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Oct 2018 | 26 Oct 2018 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 03 May 2018 | 01 May 2018 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 01 May 2018 | 28 Apr 2018 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Apr 2018 | 30 Mar 2018 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Mar 2018 | 01 Mar 2018 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Mar 2018 | 27 Feb 2018 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Feb 2018 | 26 Feb 2018 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Feb 2018 | 13 Feb 2018 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Nov 2017 | 31 Oct 2017 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Oct 2017 | 28 Oct 2017 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Aug 2017 | 28 Jul 2017 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 02 May 2017 | 28 Apr 2017 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Mar 2017 | 28 Feb 2017 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Mar 2017 | 27 Feb 2017 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Feb 2017 | 26 Feb 2017 | 000-50646 |
| 3 | Open Document | Open Filing | FORM 3 | 24 Feb 2017 | 15 Feb 2017 | 000-50646 |