| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 15 Dec 2025 | 10 Dec 2025 | 811-05379 |
| 4 | Open Document | Open Filing | 4 | 01 Oct 2025 | 28 Aug 2025 | 811-05379 |
| 4 | Open Document | Open Filing | 4 | 02 Jul 2025 | 30 Jun 2025 | 811-05379 |
| 4 | Open Document | Open Filing | 4 | 03 Jun 2025 | 03 Jun 2025 | 811-05379 |
| 4 | Open Document | Open Filing | 4 | 01 Apr 2025 | 28 Mar 2025 | 811-05379 |
| 4 | Open Document | Open Filing | 4 | 08 Jan 2025 | 06 Jan 2025 | 811-05379 |
| SCHEDULE 13D/A | Open Document | Open Filing | 03 Jan 2025 | |||
| 4 | Open Document | Open Filing | 4 | 02 Jan 2025 | 30 Dec 2024 | 811-05379 |
| 4 | Open Document | Open Filing | 4 | 17 Dec 2024 | 17 Dec 2024 | 811-05379 |
| 4 | Open Document | Open Filing | 4 | 17 Dec 2024 | 16 Dec 2024 | 811-05379 |
| 4 | Open Document | Open Filing | 4 | 02 Oct 2024 | 16 Sep 2024 | 811-05379 |
| 4 | Open Document | Open Filing | 4 | 03 Jul 2024 | 12 Jun 2024 | 811-05379 |
| 4 | Open Document | Open Filing | 4 | 05 Apr 2024 | 04 Jan 2024 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jan 2024 | 13 Dec 2023 | 811-05379 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 06 Oct 2023 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Aug 2023 | 16 Aug 2023 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Aug 2023 | 10 Aug 2023 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Jan 2023 | 06 Dec 2022 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Oct 2022 | 17 Oct 2022 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Oct 2022 | 04 Oct 2022 | 811-05379 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 29 Sep 2022 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Jun 2022 | 19 May 2022 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 May 2022 | 16 May 2022 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 May 2022 | 12 May 2022 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Apr 2022 | 24 Jan 2022 | 811-05379 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 18 Jan 2022 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Jan 2022 | 08 Dec 2021 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Sep 2021 | 30 Aug 2021 | 811-05379 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 29 Jun 2021 | ||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 13 Apr 2021 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Jan 2021 | 11 Dec 2020 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Oct 2020 | 06 Oct 2020 | 811-05379 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 30 Sep 2020 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Sep 2020 | 21 Sep 2020 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Sep 2020 | 08 Sep 2020 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Sep 2020 | 02 Sep 2020 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Jul 2020 | 28 Jul 2020 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jul 2020 | 08 Jul 2020 | 811-05379 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 31 Mar 2020 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Mar 2020 | 23 Mar 2020 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Mar 2020 | 17 Mar 2020 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2020 | 12 Mar 2020 | 811-05379 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 05 Mar 2020 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Mar 2020 | 27 Feb 2020 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Feb 2020 | 24 Feb 2020 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Feb 2020 | 07 Feb 2020 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Feb 2020 | 04 Feb 2020 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Jan 2020 | 23 Jan 2020 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Jan 2020 | 14 Jan 2020 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Jan 2020 | 10 Jan 2020 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Oct 2019 | 24 Oct 2019 | 811-05379 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 21 Oct 2019 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Oct 2019 | 09 Oct 2019 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Sep 2019 | 03 Sep 2019 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Aug 2019 | 05 Aug 2019 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2019 | 03 Jun 2019 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 May 2019 | 21 May 2019 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2019 | 09 May 2019 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 May 2019 | 07 May 2019 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 May 2019 | 03 May 2019 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Apr 2019 | 24 Apr 2019 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Apr 2019 | 22 Apr 2019 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Apr 2019 | 12 Apr 2019 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Apr 2019 | 10 Apr 2019 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Apr 2019 | 08 Apr 2019 | 811-05379 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 10 Jan 2019 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jan 2019 | 07 Jan 2019 | 811-05379 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 26 Dec 2018 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Dec 2018 | 17 Dec 2018 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Dec 2018 | 13 Dec 2018 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Dec 2018 | 12 Dec 2018 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Nov 2018 | 01 Nov 2018 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Oct 2018 | 24 Oct 2018 | 811-05379 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 17 Oct 2018 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Oct 2018 | 09 Oct 2018 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Oct 2018 | 03 Oct 2018 | 811-05379 |
| SC 13D/A | Open Document | Open Filing | 12 Feb 2018 | |||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 07 Feb 2018 | 05 Feb 2018 | 811-05379 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Jan 2018 | 04 Jan 2018 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2017 | 05 Jan 2017 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Nov 2016 | 09 Nov 2016 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Nov 2016 | 07 Nov 2016 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Nov 2016 | 04 Nov 2016 | 811-05379 |
| SC 13D/A | Open Document | Open Filing | 08 Jul 2016 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Jun 2016 | 24 Jun 2016 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jan 2016 | 20 Jan 2016 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jan 2016 | 15 Jan 2016 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Jan 2016 | 13 Jan 2016 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jan 2016 | 11 Jan 2016 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jan 2016 | 07 Jan 2016 | 811-05379 |
| SC 13D/A | Open Document | Open Filing | 23 Dec 2015 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Dec 2015 | 11 Dec 2015 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Dec 2015 | 10 Dec 2015 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Dec 2015 | 08 Dec 2015 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Dec 2015 | 07 Dec 2015 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Nov 2015 | 12 Nov 2015 | 811-05379 |
| SC 13D/A | Open Document | Open Filing | 09 Oct 2015 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Oct 2015 | 02 Oct 2015 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2015 | 30 Sep 2015 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Sep 2015 | 29 Sep 2015 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Sep 2015 | 24 Sep 2015 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Sep 2015 | 23 Sep 2015 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Aug 2015 | 25 Aug 2015 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Aug 2015 | 24 Aug 2015 | 811-05379 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jul 2015 | 23 Jul 2015 | 811-05379 |
| SC 13D/A | Open Document | Open Filing | 09 Jul 2015 | |||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 30 Jun 2015 | 29 Jun 2015 | 811-05379 |
| 4 | Open Document | Open Filing | WHITNEY/SPROTT | 05 Jun 2015 | 03 Jun 2015 | 811-05379 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Jun 2015 | 01 Jun 2015 | 811-05379 |
| 4 | Open Document | Open Filing | WHITNEY/SPROTT | 01 Jun 2015 | 29 May 2015 | 811-05379 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 May 2015 | 18 May 2015 | 811-05379 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 15 May 2015 | 14 May 2015 | 811-05379 |
| 4 | Open Document | Open Filing | GEORGE/SPROTT | 13 May 2015 | 11 May 2015 | 811-05379 |
| 4 | Open Document | Open Filing | WHITNEY | 08 May 2015 | 06 May 2015 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Jan 2015 | 15 Jan 2015 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Jan 2015 | 12 Jan 2015 | 811-05379 |
| SC 13D/A | Open Document | Open Filing | 13 Jan 2015 | |||
| 4 | Open Document | Open Filing | FORM 4 | 08 Jan 2015 | 07 Jan 2015 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Jan 2015 | 06 Jan 2015 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jan 2015 | 05 Jan 2015 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Dec 2014 | 30 Dec 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Dec 2014 | 29 Dec 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Dec 2014 | 24 Dec 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Dec 2014 | 22 Dec 2014 | 811-05379 |
| 4/A | Open Document | Open Filing | FORM 4/A | 23 Dec 2014 | 19 Dec 2014 | 811-05379 |
| 4/A | Open Document | Open Filing | FORM 4/A | 23 Dec 2014 | 19 Dec 2014 | 811-05379 |
| 4/A | Open Document | Open Filing | FORM 4/A | 23 Dec 2014 | 18 Dec 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Dec 2014 | 19 Dec 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Dec 2014 | 18 Dec 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Nov 2014 | 10 Nov 2014 | 811-04875 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Nov 2014 | 10 Nov 2014 | 811-08030 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Nov 2014 | 10 Nov 2014 | 811-22532 |
| SC 13D/A | Open Document | Open Filing | 10 Nov 2014 | |||
| SC 13D/A | Open Document | Open Filing | WWG 13D | 03 Oct 2014 | ||
| 4 | Open Document | Open Filing | FORM 4 | 01 Oct 2014 | 30 Sep 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Sep 2014 | 29 Sep 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Sep 2014 | 25 Sep 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Sep 2014 | 24 Sep 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Jun 2014 | 27 Jun 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Jun 2014 | 26 Jun 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Jun 2014 | 25 Jun 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Jun 2014 | 24 Jun 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Jun 2014 | 23 Jun 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Jun 2014 | 11 Jun 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Jun 2014 | 10 Jun 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Jun 2014 | 09 Jun 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 21 May 2014 | 20 May 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 20 May 2014 | 19 May 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 16 May 2014 | 15 May 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Apr 2014 | 28 Apr 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Apr 2014 | 28 Apr 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Apr 2014 | 25 Apr 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Mar 2014 | 13 Mar 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Mar 2014 | 12 Mar 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Mar 2014 | 11 Mar 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Mar 2014 | 10 Mar 2014 | 811-05379 |
| 4/A | Open Document | Open Filing | FORM 4/A | 10 Mar 2014 | 06 Mar 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Mar 2014 | 06 Mar 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Feb 2014 | 25 Feb 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Feb 2014 | 21 Feb 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Feb 2014 | 05 Feb 2014 | 811-05379 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Jan 2014 | 06 Jan 2014 | 811-05379 |