| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 13 Jun 2025 | 12 Jun 2025 | 001-36327 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Jun 2024 | 14 Jun 2024 | 001-36327 |
| 4 | Open Document | Open Filing | 4 | 18 Jan 2024 | 16 Jan 2024 | 001-36327 |
| 3 | Open Document | Open Filing | 3 | 26 Dec 2023 | 18 Dec 2023 | 001-36327 |
| 4 | Open Document | Open Filing | 22 Feb 2022 | 18 Feb 2022 | 000-22182 | |
| 3 | Open Document | Open Filing | 16 Jul 2021 | 15 Jul 2021 | 000-22182 | |
| 4 | Open Document | Open Filing | FORM 4 | 24 Mar 2020 | 20 Mar 2020 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Mar 2020 | 13 Mar 2020 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Mar 2020 | 03 Mar 2020 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Jun 2019 | 30 Apr 2019 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jun 2019 | 05 Jun 2019 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Mar 2019 | 22 Mar 2019 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Mar 2019 | 15 Mar 2019 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Mar 2019 | 01 Mar 2019 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Aug 2018 | 07 Aug 2018 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Jun 2018 | 22 Jun 2018 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jun 2018 | 30 Apr 2018 | 000-26727 |
| 4/A | Open Document | Open Filing | FORM 4/A | 27 Apr 2018 | 22 Mar 2018 | 000-26727 |
| 4/A | Open Document | Open Filing | FORM 4/A | 26 Apr 2018 | 26 Feb 2018 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Mar 2018 | 22 Mar 2018 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Mar 2018 | 15 Mar 2018 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Mar 2018 | 02 Mar 2018 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Feb 2018 | 26 Feb 2018 | 000-26727 |
| 4/A | Open Document | Open Filing | FORM 4/A | 13 Oct 2017 | 15 Mar 2016 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Oct 2017 | 28 Sep 2017 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jun 2017 | 02 Jun 2017 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 17 May 2017 | 28 Apr 2017 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Mar 2017 | 22 Mar 2017 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Mar 2017 | 15 Mar 2017 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Mar 2017 | 03 Mar 2017 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Feb 2017 | 24 Feb 2017 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Jun 2016 | 03 Jun 2016 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 19 May 2016 | 18 May 2016 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 17 May 2016 | 13 May 2016 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 10 May 2016 | 29 Apr 2016 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Mar 2016 | 15 Mar 2016 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Mar 2016 | 07 Jan 2016 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Mar 2016 | 29 Feb 2016 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Feb 2016 | 24 Feb 2016 | 000-26727 |
| 5 | Open Document | Open Filing | FORM 5 | 12 Feb 2016 | 31 Dec 2015 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Jul 2015 | 10 Jul 2015 | 001-35798 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Jun 2015 | 04 Jun 2015 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 19 May 2015 | 15 May 2015 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 12 May 2015 | 30 Apr 2015 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Mar 2015 | 03 Mar 2015 | 000-26727 |
| 5 | Open Document | Open Filing | FORM 5 | 06 Feb 2015 | 31 Dec 2014 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Dec 2014 | 25 Nov 2014 | 001-35798 |
| 3 | Open Document | Open Filing | FORM 3 | 01 Dec 2014 | 25 Nov 2014 | 001-35798 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Oct 2014 | 29 Oct 2014 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jun 2014 | 04 Jun 2014 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Feb 2014 | 14 Feb 2014 | 000-26727 |
| 5 | Open Document | Open Filing | FORM 5 | 14 Feb 2014 | 31 Dec 2013 | 000-26727 |