| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | Jun 10, 2025 | Jun 6, 2025 | 001-12251 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 11, 2024 | Jun 7, 2024 | 001-12251 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 13, 2023 | Jun 9, 2023 | 001-12251 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 14, 2022 | Jun 10, 2022 | 001-12251 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 14, 2021 | Jun 11, 2021 | 001-12251 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 8, 2020 | Jun 5, 2020 | 001-12251 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 5, 2019 | Nov 5, 2019 | 001-12251 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 17, 2019 | Jun 14, 2019 | 001-12251 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 31, 2018 | Aug 29, 2018 | 001-12251 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 11, 2018 | Jun 8, 2018 | 001-12251 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 10, 2017 | Aug 9, 2017 | 001-12251 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 13, 2017 | Jun 9, 2017 | 001-12251 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 16, 2016 | Nov 14, 2016 | 001-12251 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 14, 2016 | Jun 10, 2016 | 001-12251 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Jun 16, 2015 | Jun 12, 2015 | 001-12251 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 12, 2015 | Jun 12, 2015 | 001-12251 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 16, 2014 | Jun 13, 2014 | 001-12251 |