| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jan 4, 2023 | Jan 1, 2023 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 25, 2022 | Mar 24, 2022 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 27, 2022 | Jan 25, 2022 | 001-13253 |
| 4/A | Open Document | Open Filing | FORM 4/A | Jan 13, 2022 | Jan 1, 2022 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2022 | Jan 1, 2022 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 12, 2021 | Mar 10, 2021 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 5, 2021 | Jan 1, 2021 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 23, 2020 | Mar 20, 2020 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2020 | Jan 1, 2020 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2019 | Mar 1, 2019 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 30, 2019 | Jan 28, 2019 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 27, 2018 | Feb 23, 2018 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 23, 2018 | Jan 22, 2018 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 12, 2017 | Dec 8, 2017 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 | May 12, 2017 | May 11, 2017 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 6, 2017 | Mar 3, 2017 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 19, 2017 | Jan 17, 2017 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 23, 2016 | Feb 19, 2016 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 19, 2016 | Jan 15, 2016 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 8, 2015 | Apr 1, 2015 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 2, 2015 | Apr 1, 2015 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 17, 2015 | Feb 13, 2015 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 22, 2015 | Jan 21, 2015 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 6, 2014 | Oct 3, 2014 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 19, 2014 | Feb 14, 2014 | 001-13253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 3, 2014 | Jan 1, 2014 | 001-13253 |