| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 May 2023 | 17 May 2023 | 000-32259 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Nov 2022 | 02 Nov 2022 | 000-32259 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 May 2022 | 18 May 2022 | 000-32259 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 09 Feb 2022 | 08 Feb 2021 | 000-32259 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Nov 2021 | 10 Nov 2021 | 000-32259 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Aug 2021 | 24 Aug 2021 | 000-32259 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Aug 2021 | 03 Aug 2021 | 000-32259 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 May 2021 | 24 May 2021 | 000-32259 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 May 2021 | 19 May 2021 | 000-32259 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 24 Mar 2021 | 08 Feb 2021 | 000-32259 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Feb 2021 | 08 Feb 2021 | 000-32259 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Nov 2020 | 04 Nov 2020 | 000-32259 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Oct 2020 | 27 Oct 2020 | 000-32259 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Aug 2020 | 05 Aug 2020 | 000-32259 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 May 2020 | 20 May 2020 | 000-32259 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 May 2020 | 15 May 2020 | 000-32259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Oct 2019 | 28 Oct 2019 | 000-32259 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 May 2019 | 23 May 2019 | 000-32259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2019 | 15 May 2019 | 000-32259 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Jan 2019 | 31 Dec 2018 | 000-32259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Aug 2018 | 23 Aug 2018 | 000-32259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 May 2018 | 24 May 2018 | 000-32259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2018 | 16 May 2018 | 000-32259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2017 | 17 May 2017 | 000-32259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Nov 2016 | 29 Nov 2016 | 000-32259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2016 | 18 May 2016 | 000-32259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2016 | 13 May 2016 | 000-32259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 May 2016 | 03 May 2016 | 000-32259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Aug 2015 | 20 Aug 2015 | 000-32259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 May 2015 | 13 May 2015 | 000-32259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2015 | 06 May 2015 | 000-32259 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 May 2014 | 15 May 2014 | 000-32259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Feb 2014 | 04 Feb 2014 | 000-32259 |