| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Oct 4, 2022 | Oct 3, 2022 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2022 | Jun 2, 2022 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | May 27, 2021 | May 26, 2021 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | May 21, 2020 | May 20, 2020 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | May 24, 2019 | May 23, 2019 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | May 17, 2018 | May 16, 2018 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 17, 2017 | Nov 15, 2017 | 001-10670 |
| 3 | Open Document | Open Filing | FORM 3 | Nov 17, 2017 | Nov 14, 2017 | 001-10670 |