| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 26 May 2022 | 25 May 2022 | 001-13219 | |
| 4 | Open Document | Open Filing | 04 Apr 2022 | 31 Mar 2022 | 001-13219 | |
| 4 | Open Document | Open Filing | 31 Mar 2022 | 29 Mar 2022 | 001-13219 | |
| 4 | Open Document | Open Filing | 14 Mar 2022 | 10 Mar 2022 | 001-13219 | |
| 4 | Open Document | Open Filing | 04 Mar 2022 | 02 Mar 2022 | 001-13219 | |
| 4 | Open Document | Open Filing | 16 Nov 2021 | 15 Nov 2021 | 001-13219 | |
| 4 | Open Document | Open Filing | 31 Mar 2021 | 29 Mar 2021 | 001-13219 | |
| 4 | Open Document | Open Filing | 04 Mar 2021 | 02 Mar 2021 | 001-13219 | |
| 4 | Open Document | Open Filing | 16 Nov 2020 | 15 Nov 2020 | 001-13219 | |
| 4 | Open Document | Open Filing | 14 Sep 2020 | 10 Sep 2020 | 001-13219 | |
| 4 | Open Document | Open Filing | 01 Apr 2020 | 30 Mar 2020 | 001-13219 | |
| 4 | Open Document | Open Filing | 31 Mar 2020 | 29 Mar 2020 | 001-13219 | |
| 4 | Open Document | Open Filing | 19 Nov 2019 | 15 Nov 2019 | 001-13219 | |
| 4 | Open Document | Open Filing | 02 Apr 2019 | 29 Mar 2019 | 001-13219 | |
| 4 | Open Document | Open Filing | 26 Feb 2019 | 24 Feb 2019 | 001-13219 | |
| 4 | Open Document | Open Filing | 19 Nov 2018 | 15 Nov 2018 | 001-13219 | |
| 4 | Open Document | Open Filing | 02 Apr 2018 | 29 Mar 2018 | 001-13219 | |
| 4 | Open Document | Open Filing | 27 Feb 2018 | 24 Feb 2018 | 001-13219 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 31 Mar 2017 | 29 Mar 2017 | 001-13219 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 28 Feb 2017 | 24 Feb 2017 | 001-13219 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 31 Mar 2016 | 29 Mar 2016 | 001-13219 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 30 Nov 2015 | 29 Nov 2015 | 001-13219 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 27 Oct 2015 | 24 Oct 2015 | 001-13219 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Sep 2015 | 05 Sep 2014 | 001-13219 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 Feb 2015 | 24 Feb 2015 | 001-13219 |
| 5 | Open Document | Open Filing | 30 Jan 2014 | 31 Dec 2013 | 001-13219 | |
| 4 | Open Document | Open Filing | 07 Mar 2012 | 05 Mar 2012 | 001-13219 |