| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 9, 2022 | Dec 23, 2021 | 000-25434 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 27, 2021 | Sep 24, 2021 | 000-25434 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 28, 2021 | Jun 25, 2021 | 000-25434 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 26, 2021 | Mar 26, 2021 | 000-25434 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 8, 2021 | Feb 5, 2021 | 000-25434 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 18, 2020 | Dec 17, 2020 | 000-25434 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 25, 2020 | Sep 25, 2020 | 000-25434 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 26, 2020 | Jun 26, 2020 | 000-25434 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 27, 2020 | Mar 27, 2020 | 000-25434 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 13, 2020 | Feb 11, 2020 | 000-25434 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 10, 2019 | May 8, 2019 | 000-25434 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 11, 2019 | Feb 8, 2019 | 000-25434 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 8, 2018 | Feb 6, 2018 | 000-25434 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 10, 2017 | Feb 8, 2017 | 000-25434 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 22, 2016 | Nov 22, 2016 | 000-25434 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 4, 2016 | Feb 2, 2016 | 000-25434 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 12, 2015 | Feb 10, 2015 | 000-25434 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 12, 2014 | Feb 11, 2014 | 000-25434 |