| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 18 Aug 2023 | 15 Aug 2023 | 001-38659 | |
| 4 | Open Document | Open Filing | 21 Apr 2023 | 20 Apr 2023 | 001-38659 | |
| 4 | Open Document | Open Filing | 28 Feb 2023 | 24 Feb 2023 | 001-38659 | |
| 4 | Open Document | Open Filing | 22 Nov 2022 | 18 Nov 2022 | 001-38659 | |
| 4 | Open Document | Open Filing | 25 Apr 2022 | 28 Dec 2021 | 001-38659 | |
| 4 | Open Document | Open Filing | 06 Oct 2021 | 04 Oct 2021 | 001-38659 | |
| 3 | Open Document | Open Filing | 30 Sep 2021 | 20 Sep 2021 | 001-38659 | |
| 4 | Open Document | Open Filing | 17 Dec 2019 | 16 Dec 2019 | 001-35731 | |
| 4 | Open Document | Open Filing | 06 Feb 2019 | 04 Feb 2019 | 001-35731 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 May 2018 | 07 May 2018 | 000-51122 |
| 4 | Open Document | Open Filing | 29 Jan 2018 | 26 Jan 2018 | 001-35731 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Dec 2017 | 15 Dec 2017 | 000-51122 |
| 4 | Open Document | Open Filing | 02 Aug 2017 | 14 Jul 2017 | 001-35731 | |
| 4 | Open Document | Open Filing | 30 Jan 2017 | 26 Jan 2017 | 001-35731 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Dec 2016 | 12 Dec 2016 | 000-51122 |
| 4 | Open Document | Open Filing | 03 Aug 2016 | 01 Aug 2016 | 001-35731 | |
| 4 | Open Document | Open Filing | 27 Jul 2016 | 25 Jul 2016 | 001-35731 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 18 Jul 2016 | 14 Jul 2016 | 001-35731 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 28 Jan 2016 | 26 Jan 2016 | 001-35731 |
| 4/A | Open Document | Open Filing | 4/A | 26 Jan 2016 | 01 May 2015 | 001-35731 |
| 4 | Open Document | Open Filing | 4 | 07 Dec 2015 | 30 Nov 2015 | 001-35731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Dec 2015 | 03 Dec 2015 | 000-51122 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Feb 2015 | 26 Jan 2015 | 001-35731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Dec 2014 | 11 Dec 2014 | 000-51122 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 12 Nov 2014 | 07 Nov 2014 | 001-35731 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 15 Sep 2014 | 08 Sep 2014 | 000-51122 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Jul 2014 | 14 Jul 2014 | 001-35731 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 31 Jan 2014 | 29 Jan 2014 | 001-35731 |