| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Dec 2022 | 30 Nov 2022 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Nov 2022 | 08 Nov 2022 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Sep 2022 | 31 Aug 2022 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Aug 2022 | 02 Aug 2022 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jun 2022 | 31 May 2022 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 May 2022 | 30 Apr 2022 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Mar 2022 | 28 Feb 2022 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Dec 2021 | 16 Dec 2021 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Nov 2021 | 09 Nov 2021 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Sep 2021 | 31 Aug 2021 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Aug 2021 | 31 Jul 2021 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 May 2021 | 05 May 2021 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2021 | 01 Mar 2021 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Jan 2021 | 20 Jan 2021 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Nov 2020 | 06 Nov 2020 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Sep 2020 | 31 Aug 2020 | 001-37874 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 07 Aug 2020 | 29 Jul 2020 | 001-37874 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 07 Aug 2020 | 29 Jul 2020 | 001-37874 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 07 Aug 2020 | 29 Jul 2020 | 001-37874 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 07 Aug 2020 | 29 Jul 2020 | 001-37874 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 07 Aug 2020 | 29 Jul 2020 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Jul 2020 | 29 Jul 2020 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jul 2020 | 01 Jul 2020 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Feb 2020 | 03 Feb 2020 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jan 2020 | 02 Jan 2020 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Sep 2019 | 30 Aug 2019 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jul 2019 | 01 Jul 2019 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Jun 2019 | 07 Jun 2019 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Jun 2019 | 03 Jun 2019 | 001-37874 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 23 May 2019 | 17 May 2019 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 May 2019 | 17 May 2019 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 May 2019 | 30 Apr 2019 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Mar 2019 | 04 Mar 2019 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jan 2019 | 07 Jan 2019 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Oct 2018 | 08 Oct 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Sep 2018 | 11 Sep 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Sep 2018 | 04 Sep 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Aug 2018 | 22 Aug 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jul 2018 | 01 Jul 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Jun 2018 | 15 Jun 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2018 | 01 Jun 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 May 2018 | 01 May 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Apr 2018 | 02 Apr 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Mar 2018 | 27 Mar 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Mar 2018 | 12 Mar 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Mar 2018 | 06 Mar 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Mar 2018 | 01 Mar 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Feb 2018 | 22 Feb 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Feb 2018 | 01 Feb 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Jan 2018 | 18 Jan 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Jan 2018 | 09 Jan 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Jan 2018 | 02 Jan 2018 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Nov 2017 | 13 Nov 2017 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Nov 2017 | 07 Nov 2017 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Oct 2017 | 12 Oct 2017 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Oct 2017 | 02 Oct 2017 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Sep 2017 | 12 Sep 2017 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Aug 2017 | 14 Aug 2017 | 001-37874 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 04 Aug 2017 | 01 Aug 2017 | 001-37874 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Aug 2017 | 01 Aug 2017 | 001-37874 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jul 2017 | 12 Jul 2017 | 001-37874 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Jun 2017 | 19 Jun 2017 | 001-37874 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jun 2017 | 10 Mar 2017 | 001-37874 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 15 Sep 2016 | 15 Sep 2016 | 001-37874 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Aug 2015 | 19 Aug 2015 | 000-55184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2015 | 29 May 2015 | 000-55184 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Dec 2014 | 22 Dec 2014 | 000-55184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Dec 2014 | 22 Dec 2014 | 000-55184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Dec 2014 | 30 Nov 2014 | 000-55184 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 24 Apr 2014 | 16 Apr 2014 | 000-55184 |