| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 09 May 2025 | 09 May 2025 | 000-16244 | |
| 4 | Open Document | Open Filing | 4 | 02 Jul 2024 | 02 Jul 2024 | 001-37874 |
| 4 | Open Document | Open Filing | 04 Jun 2024 | 31 May 2024 | 001-37874 | |
| 4 | Open Document | Open Filing | 10 May 2024 | 10 May 2024 | 000-16244 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Aug 2023 | 11 Aug 2023 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jun 2023 | 31 May 2023 | 001-39273 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jun 2023 | 31 May 2023 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jun 2023 | 31 May 2022 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 May 2023 | 25 May 2023 | 001-37874 |
| 4 | Open Document | Open Filing | 15 May 2023 | 12 May 2023 | 000-16244 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jun 2022 | 31 May 2022 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 May 2022 | 19 May 2022 | 001-37874 |
| 4 | Open Document | Open Filing | 17 May 2022 | 13 May 2022 | 000-16244 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Apr 2022 | 12 Apr 2022 | 001-39273 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Jul 2021 | 26 Jul 2021 | 001-40601 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 21 Jul 2021 | 21 Jul 2021 | 001-40601 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Jul 2021 | 14 Jul 2021 | 001-39453 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 02 Jun 2021 | 31 May 2021 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jun 2021 | 31 May 2021 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 May 2021 | 20 May 2021 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 - | 10 May 2021 | 07 May 2021 | 000-16244 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Jul 2020 | 13 May 2020 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Jun 2020 | 09 Jun 2020 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2020 | 31 May 2020 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 - | 08 May 2020 | 08 May 2020 | 000-16244 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 May 2020 | 05 May 2020 | 001-39273 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 30 Apr 2020 | 30 Apr 2020 | 001-39273 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Jul 2019 | 25 Jul 2019 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Jun 2019 | 31 May 2019 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 - | 08 May 2019 | 06 May 2019 | 000-16244 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Aug 2018 | 09 Aug 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 - | 04 May 2018 | 04 May 2018 | 000-16244 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2017 | 16 May 2017 | 001-37874 |
| 4/A | Open Document | Open Filing | FORM 4/A - | 19 May 2017 | 05 May 2017 | 000-16244 |
| 4 | Open Document | Open Filing | FORM 4 - | 09 May 2017 | 05 May 2017 | 000-16244 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 15 Sep 2016 | 15 Sep 2016 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 - | 06 May 2016 | 06 May 2016 | 000-16244 |
| 4 | Open Document | Open Filing | FORM 4 - | 15 May 2015 | 14 May 2015 | 000-16244 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2015 | 07 May 2015 | 811-22990 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 May 2015 | 29 Apr 2015 | 001-36171 |
| 4 | Open Document | Open Filing | FORM 4 - | 09 May 2014 | 07 May 2014 | 000-16244 |