| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 16 May 2025 | 15 May 2025 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 | 17 May 2024 | 15 May 2024 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 | 19 May 2023 | 17 May 2023 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jul 2022 | 28 Jul 2022 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2022 | 02 Jun 2022 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 | 20 May 2022 | 18 May 2022 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Jun 2021 | 04 Jun 2021 | 001-38791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2021 | 01 Jun 2021 | 001-38791 |
| 4 | Open Document | Open Filing | FORM 4 | 21 May 2021 | 19 May 2021 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Dec 2020 | 04 Dec 2020 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Dec 2020 | 02 Dec 2020 | 001-38791 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 04 Dec 2020 | 02 Dec 2020 | 001-38791 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Dec 2020 | 27 Nov 2020 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Nov 2020 | 02 Nov 2020 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Sep 2020 | 11 Sep 2020 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Jun 2020 | 15 Jun 2020 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 | 22 May 2020 | 20 May 2020 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Mar 2020 | 27 Mar 2020 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Feb 2020 | 20 Feb 2020 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Aug 2019 | 16 Aug 2019 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 | 20 May 2019 | 15 May 2019 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 | 21 May 2018 | 17 May 2018 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 | 22 May 2017 | 18 May 2017 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Sep 2016 | 23 Sep 2016 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 May 2016 | 28 Apr 2016 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Feb 2016 | 05 Nov 2015 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 May 2015 | 30 Apr 2015 | 001-35480 |
| 4/A | Open Document | Open Filing | FORM 4/A | 18 Sep 2014 | 19 Aug 2014 | 001-35480 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Aug 2014 | 19 Aug 2014 | 001-35480 |
| 4 | Open Document | Open Filing | KORTLANG FORM 4 - 2014 ANNUAL GRANT | 30 May 2014 | 01 May 2014 | 001-35480 |