| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 5, 2022 | Dec 1, 2022 | 000-11412 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 30, 2022 | Nov 28, 2022 | 000-11412 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 25, 2022 | Aug 24, 2022 | 000-11412 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 18, 2021 | Nov 16, 2021 | 000-11412 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 19, 2020 | Nov 17, 2020 | 000-11412 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2020 | Mar 2, 2020 | 000-11412 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 8, 2019 | Mar 6, 2019 | 000-11412 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 29, 2018 | Nov 27, 2018 | 000-11412 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 4, 2018 | Jun 1, 2018 | 000-11412 |
| 4 | Open Document | Open Filing | FORM 4 | May 15, 2018 | May 11, 2018 | 000-11412 |
| 3 | Open Document | Open Filing | FORM 3 | Jan 12, 2018 | Jan 4, 2018 | 000-11412 |