| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 16 May 2025 | 14 May 2025 | 000-07647 | |
| 4 | Open Document | Open Filing | 14 Apr 2025 | 31 Mar 2025 | 000-07647 | |
| 4 | Open Document | Open Filing | 17 May 2024 | 15 May 2024 | 000-07647 | |
| 4 | Open Document | Open Filing | 03 Apr 2024 | 01 Apr 2024 | 000-07647 | |
| 4 | Open Document | Open Filing | 19 May 2023 | 17 May 2023 | 000-07647 | |
| 4 | Open Document | Open Filing | 05 Apr 2023 | 03 Apr 2023 | 000-07647 | |
| 4 | Open Document | Open Filing | 20 May 2022 | 18 May 2022 | 000-07647 | |
| 4 | Open Document | Open Filing | 13 Apr 2022 | 06 Apr 2022 | 000-07647 | |
| 4 | Open Document | Open Filing | FORM 4 - | 15 Feb 2022 | 11 Feb 2022 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | 24 May 2021 | 20 May 2021 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | 08 Apr 2021 | 06 Apr 2021 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | 21 May 2020 | 20 May 2020 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Apr 2020 | 01 Apr 2020 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | 05 Jun 2019 | 23 May 2019 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | 07 Jun 2018 | 05 Jun 2018 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Jun 2018 | 31 May 2018 | 000-07647 |
| 3 | Open Document | Open Filing | FORM 3 - | 04 Jun 2018 | 02 Jun 2017 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | 19 Apr 2017 | 17 Apr 2017 | 000-02382 |
| 4 | Open Document | Open Filing | FORM 4 - | 22 Feb 2017 | 15 Feb 2017 | 000-02382 |
| 4 | Open Document | Open Filing | FORM 4 - | 06 Dec 2016 | 03 Dec 2016 | 000-02382 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 Feb 2016 | 15 Feb 2016 | 000-02382 |
| 4 | Open Document | Open Filing | FORM 4 - | 10 Dec 2015 | 09 Dec 2015 | 000-02382 |
| 4 | Open Document | Open Filing | FORM 4 - | 07 Dec 2015 | 03 Dec 2015 | 000-02382 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 Feb 2015 | 15 Feb 2015 | 000-02382 |
| 3 | Open Document | Open Filing | FORM 3 - | 06 Jan 2015 | 06 Jan 2015 | 000-02382 |