| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Mar 16, 2022 | Mar 15, 2022 | 000-23211 | |
| 4 | Open Document | Open Filing | Mar 10, 2022 | Mar 10, 2022 | 000-23211 | |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 24, 2022 | Feb 22, 2022 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 17, 2021 | Aug 16, 2021 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 16, 2021 | Mar 12, 2021 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 26, 2021 | Feb 24, 2021 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | May 19, 2020 | May 19, 2020 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 16, 2020 | Mar 12, 2020 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 5, 2020 | Mar 3, 2020 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 2, 2020 | Feb 27, 2020 | 000-23211 |
| 4/A | Open Document | Open Filing | FORM 4/A - | Aug 9, 2019 | Aug 6, 2019 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 8, 2019 | Aug 6, 2019 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | May 17, 2019 | May 17, 2019 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 14, 2019 | Mar 12, 2019 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 4, 2019 | Mar 1, 2019 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 27, 2019 | Feb 26, 2019 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 22, 2019 | Feb 20, 2019 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 15, 2018 | Jun 13, 2018 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 13, 2018 | Mar 12, 2018 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 2, 2018 | Mar 2, 2018 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 1, 2018 | Feb 27, 2018 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Nov 29, 2017 | Nov 29, 2017 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 29, 2017 | Jun 28, 2017 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 12, 2017 | Jun 8, 2017 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 7, 2017 | Mar 6, 2017 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 2, 2017 | Feb 28, 2017 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 30, 2016 | Jun 29, 2016 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 3, 2016 | Mar 1, 2016 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 26, 2015 | Feb 24, 2015 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Jul 7, 2014 | Jul 3, 2014 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 26, 2014 | Jun 24, 2014 | 000-23211 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 17, 2014 | Jun 14, 2014 | 000-23211 |
| 5 | Open Document | Open Filing | FORM 5 - | Jun 13, 2014 | Apr 30, 2014 | 000-23211 |