| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 12 Dec 2025 | 12 Dec 2025 | 000-06936 | |
| 4 | Open Document | Open Filing | 16 Dec 2024 | 12 Dec 2024 | 000-06936 | |
| 4 | Open Document | Open Filing | 13 Dec 2023 | 12 Dec 2023 | 000-06936 | |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jul 2023 | 03 Jul 2023 | 001-31321 |
| 4/A | Open Document | Open Filing | FORM 4/A | 15 Dec 2022 | 13 Dec 2022 | 000-06936 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Dec 2022 | 13 Dec 2022 | 000-06936 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Aug 2022 | 22 Aug 2022 | 001-31321 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Dec 2021 | 14 Dec 2021 | 000-06936 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Jun 2021 | 16 Jun 2021 | 001-31321 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Dec 2020 | 15 Dec 2020 | 001-31321 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Dec 2020 | 08 Dec 2020 | 000-06936 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 May 2020 | 05 May 2020 | 001-31321 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Dec 2019 | 10 Dec 2019 | 000-06936 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 May 2019 | 30 Apr 2019 | 001-31321 |
| 3 | Open Document | Open Filing | FORM 3 | 20 Mar 2019 | 18 Mar 2019 | 000-06936 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Mar 2019 | 06 Mar 2019 | 001-31321 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Dec 2018 | 30 Nov 2018 | 001-31321 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Apr 2018 | 26 Apr 2018 | 001-31321 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Nov 2017 | 28 Nov 2017 | 001-31321 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 May 2017 | 04 May 2017 | 001-31321 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 May 2017 | 25 Apr 2017 | 001-31321 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 09 May 2016 | 04 May 2016 | 001-31321 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 May 2016 | 04 May 2016 | 001-31321 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2016 | 07 Mar 2016 | 001-35901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Feb 2016 | 12 Feb 2016 | 001-35901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Nov 2015 | 13 Nov 2015 | 001-35901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Aug 2015 | 10 Aug 2015 | 001-35901 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Apr 2015 | 28 Apr 2015 | 001-31321 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Mar 2015 | 09 Mar 2015 | 001-35901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Nov 2014 | 14 Nov 2014 | 001-35901 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Nov 2014 | 13 Nov 2014 | 001-35901 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 May 2014 | 06 May 2014 | 001-31321 |