| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Dec 1, 2023 | Nov 3, 2021 | 001-14129 |
| 4 | Open Document | Open Filing | Nov 3, 2021 | Nov 3, 2021 | 001-14129 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 13, 2020 | May 12, 2020 | 001-14129 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 20, 2020 | Feb 18, 2020 | 001-14129 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 10, 2019 | Dec 4, 2019 | 001-14129 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 21, 2017 | Feb 16, 2017 | 001-14129 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 29, 2016 | Dec 27, 2016 | 001-14129 |