| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 06 Apr 2023 | 04 Apr 2023 | 000-50972 | |
| 4 | Open Document | Open Filing | 24 Feb 2023 | 24 Feb 2023 | 000-50972 | |
| 4 | Open Document | Open Filing | 10 Jan 2023 | 08 Jan 2023 | 000-50972 | |
| 4 | Open Document | Open Filing | 10 Aug 2022 | 08 Aug 2022 | 000-50972 | |
| 4 | Open Document | Open Filing | FORM 4 - | 01 Mar 2022 | 25 Feb 2022 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 11 Jan 2022 | 10 Jan 2022 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 May 2021 | 30 Apr 2021 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 01 Mar 2021 | 26 Feb 2021 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 24 Feb 2021 | 22 Feb 2021 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 11 Feb 2021 | 09 Feb 2021 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 08 Feb 2021 | 04 Feb 2021 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 12 Jan 2021 | 08 Jan 2021 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 Nov 2020 | 16 Nov 2020 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 21 Aug 2020 | 20 Aug 2020 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 Mar 2020 | 28 Feb 2020 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 21 Feb 2020 | 19 Feb 2020 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 10 Jan 2020 | 08 Jan 2020 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 Aug 2019 | 30 Jul 2019 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 10 Jan 2019 | 08 Jan 2019 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 10 Sep 2018 | 07 Sep 2018 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 10 Sep 2018 | 07 Sep 2018 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 06 Sep 2018 | 04 Sep 2018 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 30 Jan 2018 | 26 Jan 2018 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 16 Jan 2018 | 12 Jan 2018 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 10 Jan 2018 | 08 Jan 2018 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 27 Dec 2017 | 26 Dec 2017 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 14 Aug 2017 | 11 Aug 2017 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 May 2017 | 03 May 2017 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 28 Feb 2017 | 26 Feb 2016 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 10 Jan 2017 | 09 Jan 2017 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 10 Nov 2016 | 09 Nov 2016 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 07 Nov 2016 | 07 Nov 2016 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 09 Aug 2016 | 08 Aug 2016 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 09 May 2016 | 09 May 2016 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 29 Feb 2016 | 27 Feb 2016 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 26 Feb 2016 | 24 Feb 2016 | 000-50972 |
| 3/A | Open Document | Open Filing | FORM 3/A - | 26 Feb 2016 | 10 Feb 2016 | 000-50972 |
| 4 | Open Document | Open Filing | FORM 4 - | 12 Feb 2016 | 11 Feb 2016 | 000-50972 |
| 3 | Open Document | Open Filing | FORM 3 - | 12 Feb 2016 | 10 Feb 2016 | 000-50972 |