| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 23 May 2025 | 22 May 2025 | 001-36492 | |
| 4 | Open Document | Open Filing | 09 Apr 2025 | 08 Apr 2025 | 001-36492 | |
| 4 | Open Document | Open Filing | 06 Feb 2025 | 04 Feb 2025 | 001-36492 | |
| 4 | Open Document | Open Filing | FORM 4 | 19 Aug 2021 | 18 Aug 2021 | 000-21184 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Aug 2021 | 10 Aug 2021 | 000-21184 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Feb 2021 | 23 Feb 2021 | 000-21184 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Aug 2020 | 18 Aug 2020 | 000-21184 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Aug 2020 | 10 Aug 2020 | 000-21184 |
| 4 | Open Document | Open Filing | FORM 4 | 29 May 2020 | 28 May 2020 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Aug 2019 | 20 Aug 2019 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Aug 2019 | 12 Aug 2019 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Mar 2019 | 14 Mar 2019 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Aug 2018 | 14 Aug 2018 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Aug 2018 | 14 Aug 2018 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Aug 2018 | 10 Aug 2018 | 000-21184 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Mar 2018 | 07 Mar 2018 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2018 | 07 Mar 2018 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Aug 2017 | 22 Aug 2017 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Aug 2017 | 10 Aug 2017 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Feb 2017 | 14 Feb 2017 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2016 | 15 Aug 2016 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Aug 2016 | 10 Aug 2016 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Aug 2015 | 14 Aug 2015 | 000-21184 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Aug 2015 | 10 Aug 2015 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Aug 2015 | 10 Aug 2015 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Feb 2015 | 13 Feb 2015 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Aug 2014 | 25 Aug 2014 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Aug 2014 | 11 Aug 2014 | 000-21184 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 May 2014 | 27 May 2014 | 000-21184 |
| 144 | Open Document | Open Filing | FORM 144 | 27 May 2014 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2014 | 11 Feb 2014 | 000-21184 |
| 144 | Open Document | Open Filing | FORM 144 | 11 Feb 2014 |