| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 02 Jun 2025 | 29 May 2025 | 000-14678 | |
| 4 | Open Document | Open Filing | 23 May 2025 | 21 May 2025 | 000-14678 | |
| 4 | Open Document | Open Filing | 05 Jun 2024 | 03 Jun 2024 | 000-14678 | |
| 4 | Open Document | Open Filing | 24 May 2024 | 22 May 2024 | 000-14678 | |
| 4 | Open Document | Open Filing | 02 Jun 2023 | 31 May 2023 | 000-14678 | |
| 4 | Open Document | Open Filing | 19 May 2023 | 17 May 2023 | 000-14678 | |
| 4 | Open Document | Open Filing | 07 Jun 2022 | 03 Jun 2022 | 000-14678 | |
| 4 | Open Document | Open Filing | 31 May 2022 | 26 May 2022 | 000-14678 | |
| 4 | Open Document | Open Filing | 20 May 2022 | 18 May 2022 | 000-14678 | |
| 4 | Open Document | Open Filing | FORM 4 - | 01 Jun 2021 | 27 May 2021 | 000-14678 |
| 4 | Open Document | Open Filing | FORM 4 - | 27 May 2021 | 25 May 2021 | 000-14678 |
| 4 | Open Document | Open Filing | FORM 4 - | 21 May 2021 | 19 May 2021 | 000-14678 |
| 4/A | Open Document | Open Filing | FORM 4/A - | 22 May 2020 | 20 May 2020 | 000-14678 |
| 4 | Open Document | Open Filing | FORM 4 - | 22 May 2020 | 20 May 2020 | 000-14678 |
| 5 | Open Document | Open Filing | FORM 5 - | 06 Mar 2020 | 01 Feb 2020 | 000-14678 |
| 4 | Open Document | Open Filing | FORM 4 - | 24 May 2019 | 22 May 2019 | 000-14678 |
| 5 | Open Document | Open Filing | FORM 5 - | 08 Mar 2019 | 02 Feb 2019 | 000-14678 |
| 4 | Open Document | Open Filing | FORM 4 - | 25 May 2018 | 23 May 2018 | 000-14678 |
| 4 | Open Document | Open Filing | FORM 4 - | 16 Mar 2018 | 15 Mar 2018 | 000-14678 |
| 4 | Open Document | Open Filing | FORM 4 - | 31 May 2017 | 22 May 2017 | 000-14678 |
| 4 | Open Document | Open Filing | FORM 4 - | 19 May 2017 | 17 May 2017 | 000-14678 |
| 5 | Open Document | Open Filing | FORM 5 - | 06 Mar 2017 | 28 Jan 2017 | 000-14678 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Nov 2016 | 18 Nov 2016 | 001-13458 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Jun 2016 | 19 Apr 2016 | 000-14678 |
| 4 | Open Document | Open Filing | FORM 4 - | 20 May 2016 | 18 May 2016 | 000-14678 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Apr 2016 | 15 Apr 2016 | 001-13458 |
| 4 | Open Document | Open Filing | FORM 4 - | 28 Jan 2016 | 26 Jan 2016 | 000-14678 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Dec 2015 | 26 May 2015 | 000-14678 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Sep 2015 | 31 Aug 2015 | 001-13458 |
| 4 | Open Document | Open Filing | FORM 4 - | 22 May 2015 | 20 May 2015 | 000-14678 |
| 5 | Open Document | Open Filing | FORM 5 - | 02 Mar 2015 | 31 Jan 2015 | 000-14678 |
| 4 | Open Document | Open Filing | FORM 4 - | 13 Feb 2015 | 11 Feb 2015 | 000-14678 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jun 2014 | 17 Jun 2014 | 001-13458 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Jun 2014 | 04 Jun 2014 | 001-13458 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Jun 2014 | 04 Jun 2014 | 001-13458 |
| 4 | Open Document | Open Filing | FORM 4 - | 22 May 2014 | 21 May 2014 | 000-14678 |
| 4 | Open Document | Open Filing | FORM 4 - | 05 Mar 2014 | 03 Mar 2014 | 000-14678 |