| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 MD | 02 Sep 2025 | 28 Aug 2025 | 000-14602 |
| SC 13D/A | Open Document | Open Filing | 03 Oct 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 MD | 03 Oct 2024 | 03 Oct 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 01 Oct 2024 | 27 Sep 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 27 Sep 2024 | 25 Sep 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 25 Sep 2024 | 23 Sep 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 23 Sep 2024 | 19 Sep 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 19 Sep 2024 | 17 Sep 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 17 Sep 2024 | 13 Sep 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 13 Sep 2024 | 11 Sep 2024 | 000-14602 |
| SC 13D/A | Open Document | Open Filing | 12 Sep 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 MD | 11 Sep 2024 | 09 Sep 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 09 Sep 2024 | 05 Sep 2024 | 000-14602 |
| SC 13D/A | Open Document | Open Filing | 06 Sep 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 MD | 05 Sep 2024 | 03 Sep 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 03 Sep 2024 | 29 Aug 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 29 Aug 2024 | 27 Aug 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Aug 2024 | 23 Aug 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 23 Aug 2024 | 21 Aug 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Aug 2024 | 19 Aug 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 19 Aug 2024 | 15 Aug 2024 | 000-14602 |
| SC 13D/A | Open Document | Open Filing | 15 Aug 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 MD | 15 Aug 2024 | 13 Aug 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 13 Aug 2024 | 09 Aug 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 09 Aug 2024 | 07 Aug 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Aug 2024 | 05 Aug 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 05 Aug 2024 | 01 Aug 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 01 Aug 2024 | 30 Jul 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 30 Jul 2024 | 26 Jul 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 26 Jul 2024 | 24 Jul 2024 | 000-14602 |
| SC 13D/A | Open Document | Open Filing | 26 Jul 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 | 24 Jul 2024 | 22 Jul 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Jul 2024 | 18 Jul 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 18 Jul 2024 | 16 Jul 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 16 Jul 2024 | 12 Jul 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 12 Jul 2024 | 10 Jul 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 10 Jul 2024 | 08 Jul 2024 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 08 Jul 2024 | 03 Jul 2024 | 000-14602 |
| SC 13D/A | Open Document | Open Filing | 20 Dec 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 MD | 19 Dec 2023 | 15 Dec 2023 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 04 Dec 2023 | 01 Dec 2023 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 17 Oct 2023 | 13 Oct 2023 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 18 Sep 2023 | 15 Sep 2023 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 14 Sep 2023 | 13 Sep 2023 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 12 Sep 2023 | 11 Sep 2023 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 08 Sep 2023 | 07 Sep 2023 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 07 Sep 2023 | 05 Sep 2023 | 000-14602 |
| SC 13D/A | Open Document | Open Filing | 29 Aug 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 MD | 28 Aug 2023 | 24 Aug 2023 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 04 Apr 2023 | 03 Apr 2023 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 01 Sep 2022 | 30 Aug 2022 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 01 Dec 2021 | 30 Nov 2021 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 20 Oct 2021 | 18 Oct 2021 | 000-14602 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A | 02 Dec 2020 | ||
| 4 | Open Document | Open Filing | FORM 4 MD | 25 Nov 2020 | 23 Nov 2020 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 11 Sep 2020 | 09 Sep 2020 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 09 Sep 2020 | 04 Sep 2020 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 04 Sep 2020 | 02 Sep 2020 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 02 Sep 2020 | 31 Aug 2020 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 MD | 31 Aug 2020 | 27 Aug 2020 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2020 | 18 Feb 2020 | 000-14602 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A | 13 Mar 2019 | ||
| 4 | Open Document | Open Filing | FORM 4 | 08 Mar 2019 | 06 Mar 2019 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Mar 2019 | 04 Mar 2019 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Feb 2019 | 27 Feb 2019 | 000-14602 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A | 27 Feb 2019 | ||
| 4 | Open Document | Open Filing | FORM 4 | 26 Feb 2019 | 25 Feb 2019 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Feb 2019 | 21 Feb 2019 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2019 | 19 Feb 2019 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Dec 2018 | 11 Dec 2018 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Dec 2018 | 06 Dec 2018 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Dec 2018 | 30 Nov 2018 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Nov 2018 | 26 Nov 2018 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Nov 2018 | 16 Nov 2018 | 000-14602 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A | 19 Oct 2018 | ||
| 4 | Open Document | Open Filing | FORM 4 | 29 Aug 2018 | 27 Aug 2018 | 000-14602 |
| 4/A | Open Document | Open Filing | FORM 4/A | 31 Oct 2017 | 24 Aug 2017 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Aug 2017 | 24 Aug 2017 | 000-14602 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Aug 2017 | 22 Aug 2017 | 000-14602 |
| SC 13D/A | Open Document | Open Filing | 17 Mar 2017 | |||
| SC 13D/A | Open Document | Open Filing | 20 Dec 2016 | |||
| 4 | Open Document | Open Filing | FORM 4 | 16 Dec 2016 | 16 Dec 2016 | 000-14602 |
| SC 13D | Open Document | Open Filing | 21 Sep 2016 | |||
| 4 | Open Document | Open Filing | FORM 4 | 29 Aug 2016 | 25 Aug 2016 | 000-14602 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 08 Feb 2016 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Oct 2015 | 15 Oct 2015 | 000-14602 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 25 Mar 2015 | ||
| 4 | Open Document | Open Filing | FORM 4 | 23 Sep 2014 | 19 Sep 2014 | 000-14602 |
| SC 13G/A | Open Document | Open Filing | AMENDMENT TO SCHEDULE 13G | 14 Mar 2014 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Feb 2014 | 18 Feb 2014 | 000-14602 |