| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 7, 2023 | Mar 4, 2023 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 28, 2023 | Feb 25, 2023 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 8, 2022 | Mar 4, 2022 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 1, 2022 | Feb 25, 2022 | 001-16853 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Sep 21, 2021 | Sep 10, 2021 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 14, 2021 | Sep 10, 2021 | 001-16853 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Mar 23, 2021 | Feb 25, 2021 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 9, 2021 | Mar 6, 2021 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 8, 2021 | Mar 4, 2021 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 1, 2021 | Feb 25, 2021 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 6, 2020 | Mar 6, 2020 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 27, 2020 | Feb 25, 2020 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 7, 2019 | Mar 6, 2019 | 001-16853 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Feb 7, 2019 | Feb 4, 2019 | 001-16853 |