| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Jun 2025 | 04 Jun 2025 | 000-18655 |
| 3 | Open Document | Open Filing | FORM 3 | 12 Feb 2025 | 12 Feb 2025 | 001-42521 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jun 2024 | 06 Jun 2024 | 000-18655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jun 2024 | 05 Jun 2024 | 000-18655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Feb 2024 | 15 Feb 2024 | 000-18655 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Aug 2023 | 15 Aug 2023 | 001-39378 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 17 Aug 2023 | 20 Jul 2023 | 001-39378 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Jul 2023 | 20 Jul 2023 | 001-39378 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Jun 2023 | 08 Jun 2023 | 000-18655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Feb 2023 | 15 Feb 2023 | 000-18655 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Feb 2023 | 15 Feb 2023 | 000-18655 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Aug 2022 | 15 Aug 2022 | 001-39378 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Jul 2022 | 07 Jul 2022 | 001-39754 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Jun 2022 | 27 Jun 2022 | 001-39378 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2022 | 01 Jun 2022 | 000-18655 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Nov 2021 | 10 Nov 2021 | 001-39378 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Oct 2021 | 05 Oct 2021 | 001-39754 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Aug 2021 | 23 Aug 2021 | 001-39378 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Jul 2021 | 28 Jul 2021 | 001-39754 |
| 3 | Open Document | Open Filing | FORM 3 | 30 Jul 2021 | 28 Jul 2021 | 001-39754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jun 2021 | 02 Jun 2021 | 000-18655 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 13 Jul 2020 | 13 Jul 2020 | 001-39378 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 May 2020 | 27 May 2020 | 000-18655 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Jul 2019 | 31 Jul 2019 | 001-35462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2019 | 30 May 2019 | 000-18655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 May 2019 | 29 May 2019 | 000-18655 |
| 4 | Open Document | Open Filing | FORM 4 | 20 May 2019 | 16 May 2019 | 001-35462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jun 2018 | 30 May 2018 | 000-18655 |
| 4 | Open Document | Open Filing | FORM 4 | 18 May 2018 | 16 May 2018 | 001-35462 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Jan 2018 | 16 Jan 2018 | 001-35462 |
| 3 | Open Document | Open Filing | FORM 3 | 18 Jan 2018 | 16 Jan 2018 | 001-35462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2017 | 31 May 2017 | 000-18655 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2017 | 30 Dec 2016 | 000-18655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2016 | 25 May 2016 | 000-18655 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2016 | 01 Jan 2016 | 000-18655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2015 | 28 May 2015 | 000-18655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2015 | 27 May 2015 | 000-18655 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2015 | 02 Jan 2015 | 000-18655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jan 2015 | 12 Dec 2014 | 000-18655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2014 | 29 May 2014 | 000-18655 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2014 | 03 Jan 2014 | 000-18655 |