| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 17 Dec 2025 | 15 Dec 2025 | 001-31429 | |
| 4 | Open Document | Open Filing | 26 Aug 2025 | 22 Aug 2025 | 001-31429 | |
| 4 | Open Document | Open Filing | 18 Dec 2024 | 16 Dec 2024 | 001-31429 | |
| 4 | Open Document | Open Filing | 23 Aug 2024 | 22 Aug 2024 | 001-31429 | |
| 3 | Open Document | Open Filing | 23 Aug 2024 | 22 Aug 2024 | 001-31429 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Sep 2022 | 30 Aug 2022 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Aug 2022 | 18 Aug 2022 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Aug 2022 | 17 Aug 2022 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Aug 2022 | 16 Aug 2022 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Jan 2022 | 18 Jan 2022 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jan 2022 | 07 Jan 2022 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Dec 2021 | 08 Dec 2021 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Aug 2021 | 23 Aug 2021 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jan 2021 | 07 Jan 2021 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Nov 2020 | 16 Nov 2020 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Sep 2020 | 04 Sep 2020 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Mar 2020 | 12 Mar 2020 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2020 | 02 Jan 2020 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2019 | 14 Aug 2019 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2019 | 02 Jan 2019 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Aug 2018 | 28 Aug 2018 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jan 2018 | 29 Jan 2018 | 001-04224 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jan 2018 | 29 Jan 2018 | 001-04224 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Jan 2018 | 29 Jan 2018 | 000-26966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Sep 2017 | 11 Sep 2017 | 000-26966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Aug 2017 | 03 Aug 2017 | 000-26966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Jun 2017 | 12 Jun 2017 | 000-26966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 May 2017 | 18 May 2017 | 000-26966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 May 2017 | 04 May 2017 | 000-26966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Mar 2017 | 28 Feb 2017 | 000-26966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Feb 2017 | 23 Feb 2017 | 000-26966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Feb 2017 | 02 Feb 2017 | 000-26966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 May 2016 | 18 May 2016 | 000-26966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Feb 2016 | 04 Feb 2016 | 000-26966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 May 2015 | 18 May 2015 | 000-26966 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 18 May 2015 | 18 May 2015 | 000-26966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 May 2015 | 12 May 2015 | 000-50812 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 May 2015 | 08 May 2015 | 000-50812 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2015 | 27 Feb 2015 | 000-50812 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Nov 2014 | 15 Nov 2014 | 000-50812 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Oct 2014 | 22 Oct 2014 | 000-50812 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Oct 2014 | 30 Sep 2014 | 000-50812 |