| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 144 | Open Document | Open Filing | null | Apr 21, 2025 | ||
| 144 | Open Document | Open Filing | Apr 17, 2025 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 15, 2023 | Jun 14, 2023 | 000-27598 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 16, 2022 | Jun 15, 2022 | 000-27598 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 2, 2021 | Dec 2, 2021 | 000-27598 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 21, 2021 | Jun 16, 2021 | 000-27598 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 26, 2020 | Jun 24, 2020 | 000-27598 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 18, 2020 | May 15, 2020 | 000-27598 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 19, 2019 | Nov 18, 2019 | 000-27598 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 15, 2019 | Nov 15, 2019 | 000-27598 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 19, 2019 | Aug 15, 2019 | 000-27598 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 25, 2019 | Jul 23, 2019 | 000-27598 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 13, 2018 | Dec 13, 2018 | 000-27598 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 12, 2018 | Dec 10, 2018 | 000-27598 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 16, 2018 | Oct 15, 2018 | 000-27598 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 16, 2018 | Oct 15, 2018 | 000-27598 |