| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 15 Dec 2025 | 12 Dec 2025 | 001-13881 | |
| 4 | Open Document | Open Filing | 05 Dec 2025 | 03 Dec 2025 | 001-13881 | |
| 4 | Open Document | Open Filing | 18 Nov 2025 | 14 Nov 2025 | 001-13881 | |
| 4 | Open Document | Open Filing | 12 Nov 2025 | 11 Nov 2025 | 001-13881 | |
| 144 | Open Document | Open Filing | 12 Nov 2025 | |||
| 4 | Open Document | Open Filing | 14 May 2025 | 12 May 2025 | 001-13881 | |
| 4 | Open Document | Open Filing | 20 Feb 2025 | 20 Dec 2024 | 001-13881 | |
| 4 | Open Document | Open Filing | 26 Dec 2024 | 20 Dec 2024 | 001-13881 | |
| 4 | Open Document | Open Filing | 13 Dec 2024 | 12 Dec 2024 | 001-13881 | |
| 4 | Open Document | Open Filing | 14 Nov 2024 | 06 Nov 2024 | 001-13881 | |
| 4 | Open Document | Open Filing | 15 May 2024 | 13 May 2024 | 001-13881 | |
| 4 | Open Document | Open Filing | 07 May 2024 | 03 May 2024 | 001-13881 | |
| 4 | Open Document | Open Filing | 29 Mar 2024 | 27 Mar 2024 | 001-13881 | |
| 4 | Open Document | Open Filing | 20 Feb 2024 | 15 Feb 2024 | 001-13881 | |
| 144 | Open Document | Open Filing | 16 Feb 2024 | |||
| 4 | Open Document | Open Filing | 15 Dec 2023 | 14 Dec 2023 | 001-13881 | |
| 4 | Open Document | Open Filing | 13 Dec 2023 | 13 Dec 2023 | 001-13881 | |
| 4 | Open Document | Open Filing | 29 Nov 2023 | 27 Nov 2023 | 001-13881 | |
| 4 | Open Document | Open Filing | 18 Aug 2023 | 17 Aug 2023 | 001-13881 | |
| 144 | Open Document | Open Filing | 17 Aug 2023 | |||
| 4 | Open Document | Open Filing | 18 May 2023 | 17 May 2023 | 001-13881 | |
| 4 | Open Document | Open Filing | 17 Feb 2023 | 15 Feb 2023 | 001-13881 | |
| 5 | Open Document | Open Filing | 04 Jan 2023 | 31 Dec 2022 | 001-13881 | |
| 4 | Open Document | Open Filing | 23 Jun 2022 | 19 May 2022 | 001-13881 | |
| 4 | Open Document | Open Filing | 10 May 2022 | 09 May 2022 | 001-13881 | |
| 5 | Open Document | Open Filing | 25 Feb 2022 | 31 Dec 2021 | 001-13881 | |
| 4 | Open Document | Open Filing | 22 Feb 2022 | 17 Feb 2022 | 001-13881 | |
| 4 | Open Document | Open Filing | 17 Feb 2022 | 15 Feb 2022 | 001-13881 | |
| 4 | Open Document | Open Filing | 09 Dec 2021 | 07 Dec 2021 | 001-13881 | |
| 4 | Open Document | Open Filing | 01 Oct 2021 | 29 Sep 2021 | 001-13881 | |
| 4 | Open Document | Open Filing | 17 May 2021 | 13 May 2021 | 001-13881 | |
| 4 | Open Document | Open Filing | 12 May 2021 | 10 May 2021 | 001-13881 | |
| 4 | Open Document | Open Filing | 24 Feb 2021 | 22 Feb 2021 | 001-13881 | |
| 4 | Open Document | Open Filing | 18 Feb 2021 | 18 Dec 2020 | 001-13881 | |
| 4 | Open Document | Open Filing | 05 Jan 2021 | 04 Jan 2021 | 001-13881 | |
| 4 | Open Document | Open Filing | 07 Dec 2020 | 30 Nov 2020 | 001-13881 | |
| 4 | Open Document | Open Filing | 13 Nov 2020 | 11 Nov 2020 | 001-13881 | |
| 4 | Open Document | Open Filing | 15 May 2020 | 13 May 2020 | 001-13881 | |
| 4 | Open Document | Open Filing | 04 Mar 2020 | 02 Mar 2020 | 001-13881 | |
| 4 | Open Document | Open Filing | 20 Feb 2020 | 18 Feb 2020 | 001-13881 | |
| 4 | Open Document | Open Filing | 06 Jan 2020 | 02 Jan 2020 | 001-13881 | |
| 4 | Open Document | Open Filing | 18 Dec 2019 | 16 Dec 2019 | 001-13881 | |
| 4 | Open Document | Open Filing | 12 Dec 2019 | 02 Dec 2019 | 001-13881 | |
| 4 | Open Document | Open Filing | 14 May 2019 | 13 May 2019 | 001-13881 | |
| 4 | Open Document | Open Filing | 07 Mar 2019 | 05 Mar 2019 | 001-13881 | |
| 4 | Open Document | Open Filing | 21 Feb 2019 | 15 Feb 2019 | 001-13881 | |
| 5 | Open Document | Open Filing | 14 Feb 2019 | 31 Dec 2018 | 001-13881 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 23 Jan 2019 | ||
| 4 | Open Document | Open Filing | 03 Jan 2019 | 02 Jan 2019 | 001-13881 | |
| 4 | Open Document | Open Filing | 23 Feb 2018 | 22 Feb 2018 | 001-13881 | |
| 4 | Open Document | Open Filing | 22 Feb 2018 | 20 Feb 2018 | 001-13881 | |
| 4 | Open Document | Open Filing | 20 Feb 2018 | 15 Feb 2018 | 001-13881 | |
| 4 | Open Document | Open Filing | 03 Jan 2018 | 02 Jan 2018 | 001-13881 | |
| 4 | Open Document | Open Filing | 28 Dec 2017 | 18 Dec 2017 | 001-13881 | |
| 4 | Open Document | Open Filing | 12 Dec 2017 | 08 Dec 2017 | 001-13881 | |
| 4 | Open Document | Open Filing | 13 Nov 2017 | 10 Nov 2017 | 001-13881 | |
| 4 | Open Document | Open Filing | 14 Aug 2017 | 09 Aug 2017 | 001-13881 | |
| 4 | Open Document | Open Filing | 23 Feb 2017 | 21 Feb 2017 | 001-13881 | |
| 4 | Open Document | Open Filing | 17 Feb 2017 | 15 Feb 2017 | 001-13881 | |
| 4 | Open Document | Open Filing | 05 Jan 2017 | 03 Jan 2017 | 001-13881 | |
| 4 | Open Document | Open Filing | 16 Dec 2016 | 01 Dec 2016 | 001-13881 | |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A | 25 May 2016 | ||
| 4 | Open Document | Open Filing | 25 Feb 2016 | 22 Feb 2016 | 001-13881 | |
| 4 | Open Document | Open Filing | 18 Feb 2016 | 16 Feb 2016 | 001-13881 | |
| 4 | Open Document | Open Filing | 05 Jan 2016 | 04 Jan 2016 | 001-13881 | |
| 4 | Open Document | Open Filing | 30 Dec 2015 | 01 Dec 2015 | 001-13881 | |
| 4 | Open Document | Open Filing | 02 Apr 2015 | 19 Mar 2015 | 001-13881 | |
| 4 | Open Document | Open Filing | 02 Apr 2015 | 31 Mar 2015 | 001-13881 | |
| 4 | Open Document | Open Filing | 25 Feb 2015 | 23 Feb 2015 | 001-13881 | |
| 4 | Open Document | Open Filing | 19 Feb 2015 | 17 Feb 2015 | 001-13881 | |
| 5 | Open Document | Open Filing | 05 Feb 2015 | 31 Dec 2015 | 001-13881 | |
| 4 | Open Document | Open Filing | 05 Jan 2015 | 02 Jan 2015 | 001-13881 | |
| 4 | Open Document | Open Filing | 02 Dec 2014 | 01 Dec 2014 | 001-13881 | |
| 4 | Open Document | Open Filing | 03 Nov 2014 | 31 Oct 2014 | 001-13881 | |
| 4 | Open Document | Open Filing | 26 Feb 2014 | 24 Feb 2014 | 001-13881 | |
| 4 | Open Document | Open Filing | 20 Feb 2014 | 18 Feb 2014 | 001-13881 | |
| 5 | Open Document | Open Filing | 28 Jan 2014 | 31 Dec 2013 | 001-13881 | |
| 4 | Open Document | Open Filing | 03 Jan 2014 | 02 Jan 2014 | 001-13881 |