| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 29 May 2025 | 28 May 2025 | 000-30421 |
| 4 | Open Document | Open Filing | 4 | 23 May 2024 | 22 May 2024 | 000-30421 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 May 2023 | 24 May 2023 | 000-30421 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Jun 2022 | 25 May 2022 | 000-30421 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 May 2021 | 26 May 2021 | 000-30421 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Sep 2020 | 23 Sep 2020 | 000-30421 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Jun 2019 | 26 Jun 2019 | 000-30421 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jul 2018 | 28 Jun 2018 | 000-30421 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Dec 2017 | 15 Dec 2017 | 000-30421 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Jul 2017 | 27 Jul 2017 | 000-30421 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 08 Jun 2016 | 01 Jun 2016 | 000-30421 |