| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 08 Mar 2023 | 06 Mar 2023 | 001-40768 | |
| 4 | Open Document | Open Filing | 01 Mar 2022 | 28 Feb 2022 | 001-40768 | |
| 4 | Open Document | Open Filing | 23 Jul 2021 | 21 Jul 2021 | 000-09047 | |
| 4 | Open Document | Open Filing | 02 Oct 2020 | 30 Sep 2020 | 000-09047 | |
| 4 | Open Document | Open Filing | 09 Sep 2019 | 05 Sep 2019 | 000-09047 | |
| 4 | Open Document | Open Filing | 11 Dec 2018 | 07 Dec 2018 | 000-09047 | |
| 4 | Open Document | Open Filing | 13 Mar 2018 | 08 Mar 2018 | 000-09047 | |
| 4 | Open Document | Open Filing | 15 Aug 2017 | 02 Aug 2017 | 000-09047 | |
| 3 | Open Document | Open Filing | 15 Aug 2017 | 18 Apr 2017 | 000-09047 |