| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 08 Mar 2022 | 04 Mar 2022 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Nov 2021 | 03 Nov 2021 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Aug 2021 | 03 Aug 2021 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 07 May 2021 | 05 May 2021 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Mar 2021 | 03 Mar 2021 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Feb 2021 | 23 Feb 2021 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Nov 2020 | 03 Nov 2020 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Nov 2020 | 03 Nov 2020 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Oct 2020 | 22 Oct 2020 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Aug 2020 | 31 Jul 2020 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 27 May 2020 | 19 May 2020 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Mar 2020 | 24 Mar 2020 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Mar 2020 | 06 Nov 2019 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Mar 2020 | 27 Feb 2020 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Nov 2019 | 04 Nov 2019 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Aug 2019 | 06 Aug 2019 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 09 May 2019 | 07 May 2019 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2019 | 15 Feb 2019 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jan 2019 | 31 Dec 2018 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Dec 2018 | 10 Dec 2018 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Nov 2018 | 07 Nov 2018 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Apr 2018 | 23 Apr 2018 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Mar 2018 | 07 Mar 2018 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Feb 2018 | 13 Feb 2018 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Nov 2017 | 01 Nov 2017 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Aug 2017 | 02 Aug 2017 | 000-51734 |
| 4/A | Open Document | Open Filing | FORM 4/A | 04 Aug 2017 | 03 May 2017 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 05 May 2017 | 03 May 2017 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2017 | 01 Mar 2017 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Feb 2017 | 22 Feb 2017 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Nov 2016 | 02 Nov 2016 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Sep 2016 | 23 Sep 2016 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Aug 2016 | 03 Aug 2016 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 06 May 2016 | 04 May 2016 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Apr 2016 | 21 Apr 2016 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Feb 2016 | 16 Feb 2016 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Feb 2016 | 12 Feb 2016 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Jan 2016 | 07 Jan 2016 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Nov 2015 | 13 Nov 2015 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Nov 2015 | 03 Nov 2015 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Aug 2015 | 14 Aug 2015 | 000-51734 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Aug 2015 | 04 Aug 2015 | 000-51734 |
| 4 | Open Document | Open Filing | 19 May 2015 | 15 May 2015 | 000-51734 | |
| 4 | Open Document | Open Filing | 07 May 2015 | 05 May 2015 | 000-51734 | |
| 4 | Open Document | Open Filing | 24 Mar 2015 | 23 Mar 2015 | 000-51734 | |
| 4 | Open Document | Open Filing | 18 Feb 2015 | 13 Feb 2015 | 000-51734 | |
| 4 | Open Document | Open Filing | 12 Dec 2014 | 24 Nov 2014 | 000-51734 | |
| 4 | Open Document | Open Filing | 18 Nov 2014 | 14 Nov 2014 | 000-51734 | |
| 4 | Open Document | Open Filing | 04 Sep 2014 | 03 Sep 2014 | 000-51734 | |
| 4 | Open Document | Open Filing | 18 Aug 2014 | 14 Aug 2014 | 000-51734 | |
| 4 | Open Document | Open Filing | 19 May 2014 | 15 May 2014 | 000-51734 | |
| 4 | Open Document | Open Filing | 05 Mar 2014 | 03 Mar 2014 | 000-51734 | |
| 4 | Open Document | Open Filing | 19 Feb 2014 | 14 Feb 2014 | 000-51734 | |
| 4 | Open Document | Open Filing | 02 Jan 2014 | 31 Dec 2013 | 000-51734 |