| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 16 Jun 2025 | 10 Jun 2025 | 001-40766 | |
| 4 | Open Document | Open Filing | 17 Jan 2025 | 17 Jan 2025 | 001-40766 | |
| 3 | Open Document | Open Filing | 16 Dec 2024 | 10 Dec 2024 | 001-40766 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 20 Jan 2022 | 18 Jan 2022 | 001-40766 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 29 Dec 2021 | 27 Dec 2021 | 001-40766 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 27 Dec 2021 | 22 Dec 2021 | 001-40766 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 23 Nov 2021 | 19 Nov 2021 | 001-40766 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Jan 2021 | 14 Jan 2021 | 000-52567 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 Jan 2020 | 14 Jan 2020 | 000-52567 |
| 4 | Open Document | Open Filing | RSU VEST | 23 Sep 2019 | 21 Sep 2019 | 001-37525 |
| 4 | Open Document | Open Filing | RSU VEST | 21 Jun 2019 | 21 Jun 2019 | 001-37525 |
| 4 | Open Document | Open Filing | RSU VEST | 10 Apr 2019 | 09 Apr 2019 | 001-37525 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Apr 2019 | 14 Jan 2019 | 000-52567 |
| 4 | Open Document | Open Filing | GRANT | 25 Mar 2019 | 21 Mar 2019 | 001-37525 |
| 5 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 17 Jan 2019 | 31 Dec 2018 | 000-52567 |
| 4 | Open Document | Open Filing | RSU VEST | 11 Jan 2019 | 09 Jan 2019 | 001-37525 |
| 4 | Open Document | Open Filing | RSU VEST | 11 Oct 2018 | 09 Oct 2018 | 001-37525 |
| 4 | Open Document | Open Filing | RSU VEST | 09 Jul 2018 | 09 Jul 2018 | 001-37525 |
| 4 | Open Document | Open Filing | FORM 4 | 09 May 2018 | 08 May 2018 | 001-37525 |
| 4 | Open Document | Open Filing | GRANT AND VEST | 11 Apr 2018 | 09 Apr 2018 | 001-37525 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 25 Jan 2018 | 23 Jan 2018 | 000-52567 |
| 4 | Open Document | Open Filing | RSU VEST | 10 Jan 2018 | 10 Jan 2018 | 001-37525 |
| 4 | Open Document | Open Filing | RSU VEST | 10 Oct 2017 | 10 Oct 2017 | 001-37525 |
| 4 | Open Document | Open Filing | RSU VEST | 11 Jul 2017 | 10 Jul 2017 | 001-37525 |
| 4 | Open Document | Open Filing | GRANT_ZELIBOR | 12 Apr 2017 | 10 Apr 2017 | 001-37525 |
| 4 | Open Document | Open Filing | RSU VEST | 11 Apr 2017 | 07 Apr 2017 | 001-37525 |
| 4 | Open Document | Open Filing | FORM 4 ZELIBOR 1-7-17 VEST | 10 Jan 2017 | 07 Jan 2017 | 001-37525 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 27 Dec 2016 | 21 Dec 2016 | 000-52567 |
| 4 | Open Document | Open Filing | FORM 4 - RSU VEST | 11 Oct 2016 | 07 Oct 2016 | 001-37525 |
| 4 | Open Document | Open Filing | FORM 4 - RSU VESTING - ZELIBOR | 11 Jul 2016 | 07 Jul 2016 | 001-37525 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Apr 2016 | 08 Apr 2016 | 001-37525 |
| 3 | Open Document | Open Filing | FORM 3 - ZELIBOR - DIRECTOR | 14 Mar 2016 | 14 Mar 2016 | 001-37525 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 13 Nov 2015 | 11 Nov 2015 | 000-52567 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Jul 2015 | 01 Jul 2015 | 000-52567 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 24 Jun 2014 | 24 Jun 2014 | 000-52567 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 May 2014 | 03 Mar 2014 | 000-52567 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Mar 2014 | 03 Mar 2014 | 000-52567 |