| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 12 Dec 2025 | 10 Dec 2025 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Aug 2025 | 04 Aug 2025 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 | 20 May 2025 | 16 May 2025 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2025 | 21 Oct 2024 | 000-31164 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 30 Aug 2024 | ||
| 4 | Open Document | Open Filing | 4 | 30 Aug 2024 | 28 Dec 2022 | 000-31164 |
| 4 | Open Document | Open Filing | 4 | 08 Feb 2024 | 07 Feb 2024 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Aug 2023 | 09 Aug 2023 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Feb 2023 | 08 Feb 2023 | 000-31164 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 16 Sep 2022 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Sep 2022 | 14 Sep 2022 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Feb 2022 | 02 Feb 2022 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Jun 2021 | 15 Jun 2021 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Feb 2021 | 03 Feb 2021 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Dec 2020 | 15 Dec 2020 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Mar 2020 | 10 Mar 2020 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Feb 2020 | 05 Feb 2020 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Dec 2019 | 12 Dec 2019 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Feb 2019 | 06 Feb 2019 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Sep 2018 | 14 Sep 2018 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Jun 2018 | 07 Jun 2018 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Feb 2018 | 06 Feb 2018 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Dec 2017 | 13 Dec 2017 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Dec 2017 | 13 Dec 2017 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Nov 2017 | 08 Nov 2017 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Aug 2017 | 16 Aug 2017 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jan 2017 | 29 Dec 2016 | 000-31164 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 06 Dec 2016 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Nov 2016 | 15 Nov 2016 | 000-31164 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 13 Oct 2016 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Sep 2016 | 09 Sep 2016 | 000-31164 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Aug 2016 | 23 Aug 2016 | 000-31164 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 22 Mar 2016 | 08 Dec 2015 | 000-31164 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Dec 2015 | 08 Dec 2015 | 000-31164 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Dec 2015 | 30 Nov 2015 | 000-31164 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Aug 2015 | 12 Aug 2015 | 000-31164 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 May 2015 | 08 May 2015 | 000-31164 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Mar 2015 | 26 Mar 2015 | 000-31164 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2015 | 24 Feb 2015 | 000-31164 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Aug 2014 | 14 Aug 2014 | 000-31164 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Mar 2014 | 20 Mar 2014 | 000-31164 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2014 | 24 Feb 2014 | 000-31164 |