| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Apr 3, 2023 | Mar 31, 2023 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2023 | Jan 3, 2023 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 15, 2022 | Dec 14, 2022 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 25, 2022 | Feb 23, 2022 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 3, 2021 | Dec 1, 2021 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 19, 2021 | Feb 17, 2021 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 17, 2021 | Feb 14, 2021 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 9, 2020 | Jun 9, 2020 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 2, 2020 | May 29, 2020 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | May 26, 2020 | May 19, 2020 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 4, 2020 | Feb 19, 2020 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 18, 2020 | Feb 14, 2020 | 001-11961 |
| 4/A | Open Document | Open Filing | FORM 4/A | Nov 22, 2019 | Sep 13, 2019 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 17, 2019 | Sep 13, 2019 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 22, 2019 | Feb 20, 2019 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 19, 2019 | Feb 14, 2019 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 3, 2018 | Nov 29, 2018 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 8, 2018 | Nov 7, 2018 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 21, 2018 | Sep 20, 2018 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 3, 2018 | Aug 3, 2018 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 6, 2018 | Mar 6, 2018 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 16, 2018 | Feb 14, 2018 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | May 4, 2017 | May 4, 2017 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 23, 2017 | Mar 21, 2017 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 1, 2016 | Jun 1, 2016 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 25, 2016 | Feb 23, 2016 | 001-11961 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 6, 2015 | Aug 6, 2015 | 001-11961 |
| 3 | Open Document | Open Filing | FORM 3 | May 29, 2015 | May 21, 2015 | 001-11961 |