| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Apr 1, 2022 | Mar 31, 2022 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 11, 2022 | Mar 10, 2022 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 17, 2021 | Nov 15, 2021 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 12, 2021 | Mar 10, 2021 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 9, 2021 | Mar 9, 2021 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 15, 2020 | Dec 11, 2020 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | May 21, 2020 | May 19, 2020 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | May 19, 2020 | May 15, 2020 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 12, 2020 | Mar 10, 2020 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 4, 2020 | Mar 2, 2020 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 19, 2019 | Jun 17, 2019 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 12, 2019 | Mar 10, 2019 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2019 | Mar 4, 2019 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 13, 2018 | Mar 10, 2018 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 9, 2018 | Mar 7, 2018 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 29, 2017 | Dec 27, 2017 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 27, 2017 | Dec 22, 2017 | 001-11406 |
| 4/A | Open Document | Open Filing | FORM 4/A | Sep 22, 2017 | Mar 8, 2017 | 001-11406 |
| 4/A | Open Document | Open Filing | FORM 4/A | Sep 22, 2017 | Mar 8, 2016 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 14, 2017 | Mar 10, 2017 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 10, 2017 | Mar 8, 2017 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 6, 2016 | Dec 5, 2016 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 11, 2016 | Mar 10, 2016 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 10, 2016 | Mar 8, 2016 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | May 6, 2015 | May 4, 2015 | 001-11406 |
| 4/A | Open Document | Open Filing | FORM 4/A | Mar 16, 2015 | Mar 9, 2015 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 12, 2015 | Mar 10, 2015 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 11, 2015 | Mar 9, 2015 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 24, 2014 | Dec 23, 2014 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 23, 2014 | Dec 22, 2014 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 11, 2014 | Mar 10, 2014 | 001-11406 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 7, 2014 | Mar 5, 2014 | 001-11406 |