| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | 3 | 17 Mar 2025 | 06 Mar 2025 | 000-55931 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Aug 2022 | 01 Aug 2022 | 000-55931 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 May 2021 | 03 May 2021 | 000-55931 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jul 2020 | 01 Jul 2020 | 000-55931 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 May 2020 | 01 May 2020 | 000-55931 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Nov 2019 | 01 Nov 2019 | 000-55931 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Oct 2019 | 01 Oct 2019 | 000-55931 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Sep 2019 | 03 Sep 2019 | 000-55931 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jul 2019 | 01 Jul 2019 | 000-55931 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Aug 2018 | 01 Aug 2018 | 000-55931 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 30 Apr 2018 | 30 Apr 2018 | 000-55931 |