| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 17 Mar 2022 | 16 Mar 2022 | 001-06049 | |
| 4 | Open Document | Open Filing | 16 Mar 2022 | 14 Mar 2022 | 001-06049 | |
| 4 | Open Document | Open Filing | 14 Mar 2022 | 10 Mar 2022 | 001-06049 | |
| 4 | Open Document | Open Filing | 11 Mar 2022 | 09 Mar 2022 | 001-06049 | |
| 4 | Open Document | Open Filing | 08 Apr 2021 | 06 Apr 2021 | 001-06049 | |
| 4 | Open Document | Open Filing | 26 Mar 2021 | 25 Mar 2021 | 001-06049 | |
| 4 | Open Document | Open Filing | 17 Mar 2021 | 15 Mar 2021 | 001-06049 | |
| 4 | Open Document | Open Filing | 12 Mar 2021 | 10 Mar 2021 | 001-06049 | |
| 4 | Open Document | Open Filing | 10 Mar 2021 | 08 Mar 2021 | 001-06049 | |
| 4 | Open Document | Open Filing | 23 Nov 2020 | 19 Nov 2020 | 001-06049 | |
| 4 | Open Document | Open Filing | 26 May 2020 | 21 May 2020 | 001-06049 | |
| 4 | Open Document | Open Filing | 09 Apr 2020 | 07 Apr 2020 | 001-06049 | |
| 4 | Open Document | Open Filing | 17 Mar 2020 | 13 Mar 2020 | 001-06049 | |
| 4 | Open Document | Open Filing | 13 Mar 2020 | 11 Mar 2020 | 001-06049 | |
| 4 | Open Document | Open Filing | 11 Mar 2020 | 09 Mar 2020 | 001-06049 | |
| 4 | Open Document | Open Filing | 26 Aug 2019 | 22 Aug 2019 | 001-06049 | |
| 4 | Open Document | Open Filing | 11 Apr 2019 | 11 Apr 2019 | 001-06049 | |
| 4 | Open Document | Open Filing | 10 Apr 2019 | 09 Apr 2019 | 001-06049 | |
| 4 | Open Document | Open Filing | 15 Mar 2019 | 13 Mar 2019 | 001-06049 | |
| 4 | Open Document | Open Filing | 12 Mar 2019 | 08 Mar 2019 | 001-06049 | |
| 4 | Open Document | Open Filing | 16 Jan 2019 | 14 Jan 2019 | 001-06049 | |
| 4/A | Open Document | Open Filing | 10 Sep 2018 | 23 Aug 2018 | 001-06049 | |
| 4 | Open Document | Open Filing | 27 Aug 2018 | 23 Aug 2018 | 001-06049 | |
| 4 | Open Document | Open Filing | 14 Aug 2018 | 10 Aug 2018 | 001-06049 | |
| 4 | Open Document | Open Filing | 11 Apr 2018 | 09 Apr 2018 | 001-06049 | |
| 4 | Open Document | Open Filing | 16 Mar 2018 | 14 Mar 2018 | 001-06049 | |
| 4 | Open Document | Open Filing | 09 Mar 2018 | 08 Mar 2018 | 001-06049 | |
| 4 | Open Document | Open Filing | 22 Jan 2018 | 18 Jan 2018 | 001-06049 | |
| 4 | Open Document | Open Filing | 18 Jan 2018 | 16 Jan 2018 | 001-06049 | |
| 4 | Open Document | Open Filing | 12 Jan 2018 | 10 Jan 2018 | 001-06049 | |
| 4 | Open Document | Open Filing | 07 Jul 2017 | 05 Jul 2017 | 001-06049 | |
| 4 | Open Document | Open Filing | 24 May 2017 | 22 May 2017 | 001-06049 | |
| 4 | Open Document | Open Filing | 12 Apr 2017 | 10 Apr 2017 | 001-06049 | |
| 4 | Open Document | Open Filing | 09 Mar 2017 | 08 Mar 2017 | 001-06049 | |
| 4 | Open Document | Open Filing | 11 Jan 2017 | 09 Jan 2017 | 001-06049 | |
| 4 | Open Document | Open Filing | 16 Mar 2016 | 15 Mar 2016 | 001-06049 | |
| 4 | Open Document | Open Filing | 11 Mar 2016 | 09 Mar 2016 | 001-06049 | |
| 4 | Open Document | Open Filing | 15 Jan 2016 | 13 Jan 2016 | 001-06049 | |
| 4 | Open Document | Open Filing | 13 Jan 2016 | 11 Jan 2016 | 001-06049 | |
| 3 | Open Document | Open Filing | 09 Dec 2015 | 29 Nov 2015 | 001-06049 |