| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Dec 2025 | 12 Dec 2025 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Nov 2025 | 19 Nov 2025 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Aug 2025 | 19 Aug 2025 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jun 2025 | 13 Jun 2025 | 000-20852 |
| SCHEDULE 13D/A | Open Document | Open Filing | 02 Jun 2025 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2025 | 29 May 2025 | 001-42589 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2025 | 23 May 2025 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2025 | 13 May 2025 | 000-20852 |
| SCHEDULE 13G/A | Open Document | Open Filing | 04 Mar 2025 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Sep 2024 | 03 Sep 2024 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Sep 2024 | 03 Sep 2024 | 000-22333 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | 03 Sep 2024 | ||
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | 03 Sep 2024 | ||
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | 26 Jun 2024 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Jun 2024 | 25 Jun 2024 | 000-22333 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | 05 Mar 2024 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2024 | 01 Mar 2024 | 000-22333 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | 12 Feb 2024 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2024 | 08 Feb 2024 | 000-22333 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2024 | 07 Feb 2024 | 001-37783 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Dec 2023 | 06 Dec 2023 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Nov 2023 | 27 Nov 2023 | 000-20852 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | 16 Nov 2023 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Nov 2023 | 30 Oct 2023 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Nov 2023 | 30 Oct 2023 | 001-37783 |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G AMENDMENT | 01 Nov 2023 | ||
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Nov 2023 | 27 Oct 2023 | 001-37783 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Sep 2023 | 13 Sep 2023 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Aug 2023 | 21 Aug 2023 | 000-22333 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jun 2023 | 12 Jun 2023 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jun 2023 | 02 Jun 2023 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2023 | 30 May 2023 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2023 | 30 May 2023 | 000-22333 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2023 | 17 May 2023 | 000-22333 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 May 2023 | 09 May 2023 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Mar 2023 | 09 Mar 2023 | 000-20852 |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G AMENDMENT | 04 Jan 2023 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Dec 2022 | 14 Dec 2022 | 000-20852 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Dec 2022 | 15 Dec 2022 | 000-22333 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Dec 2022 | 15 Dec 2022 | 000-22333 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Dec 2022 | 06 Dec 2022 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Dec 2022 | 06 Dec 2022 | 000-22333 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Nov 2022 | 16 Nov 2022 | 000-22333 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Aug 2022 | 17 Aug 2022 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2022 | 02 Aug 2022 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jun 2022 | 06 Jun 2022 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2022 | 24 Feb 2022 | 000-20852 |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G AMENDMENT | 24 Jan 2022 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Dec 2021 | 21 Dec 2021 | 000-22333 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | 23 Dec 2021 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Dec 2021 | 17 Dec 2021 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Sep 2021 | 30 Aug 2021 | 001-37783 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2021 | 02 Aug 2021 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 May 2021 | 07 May 2021 | 000-22333 |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G AMENDMENT | 07 Jan 2021 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jan 2021 | 06 Jan 2021 | 001-37783 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Dec 2020 | 24 Dec 2020 | 001-37783 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Dec 2020 | 02 Dec 2020 | 001-37783 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Nov 2020 | 24 Nov 2020 | 001-37783 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Nov 2020 | 16 Nov 2020 | 001-37783 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | 06 Nov 2020 | ||
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | 06 Nov 2020 | ||
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | 01 Oct 2020 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Oct 2020 | 29 Sep 2020 | 000-22333 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Aug 2020 | 12 Aug 2020 | 001-37783 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Aug 2020 | 12 Aug 2020 | 001-37783 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2020 | 14 May 2020 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 May 2020 | 07 May 2020 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 May 2020 | 04 May 2020 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Mar 2020 | 13 Mar 2020 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Feb 2020 | 18 Feb 2020 | 000-20852 |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | 26 Nov 2019 | ||
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Nov 2019 | 26 Nov 2019 | 001-37783 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Nov 2019 | 13 Nov 2019 | 000-22333 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | 15 Nov 2019 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2019 | 13 May 2019 | 000-22333 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | 15 May 2019 | ||
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 03 Jan 2019 | ||
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | 21 Dec 2017 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Dec 2017 | 19 Dec 2017 | 000-22333 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2017 | 24 Feb 2017 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Feb 2017 | 13 Feb 2017 | 000-20852 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jan 2017 | 31 Dec 2016 | 000-22333 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jan 2017 | 31 Dec 2016 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Nov 2016 | 11 Nov 2016 | 000-22333 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Nov 2016 | 11 Nov 2016 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Sep 2016 | 09 Sep 2016 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2016 | 02 Aug 2016 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jun 2016 | 07 Jun 2016 | 000-22333 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2016 | 31 May 2016 | 000-22333 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 May 2016 | 10 May 2016 | 000-22333 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 May 2016 | 05 May 2016 | 000-22333 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2016 | 02 May 2016 | 000-22333 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Feb 2016 | 10 Feb 2016 | 000-22333 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | 10 Feb 2016 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Aug 2014 | 15 Aug 2014 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2014 | 19 May 2014 | 000-20852 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Feb 2014 | 17 Feb 2014 | 000-20852 |