| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| SC 13D/A | Report | SC 13D/A | Aug 22, 2022 | |
| SC 13D/A | Report | FORM SC 13D/A | Jan 24, 2022 | |
| SC 13D/A | Report | FORM SC 13D/A | Dec 16, 2021 | |
| SC 13D/A | Report | FORM SC 13D/A | Dec 9, 2021 | |
| SC 13D | Report | FORM SC 13D | Aug 6, 2021 | |
| SC 13G/A | Report | FORM SC 13G/A | Feb 12, 2021 | |
| SC 13G | Report | FORM SC 13G | Oct 26, 2020 | |
| SC 13G/A | Report | May 10, 2019 | ||
| SC 13D | Report | SC 13D | May 6, 2019 | |
| SC 13G/A | Report | Jan 29, 2018 | ||
| SC 13G/A | Report | Jan 24, 2017 | ||
| SC 13G/A | Report | MACKAY SHIELDS LLC | Aug 4, 2016 | |
| SC 13G | Report | MACKAY SHIELDS LLC | Jun 10, 2016 | |
| SC 13G/A | Report | Feb 11, 2016 | ||
| SC 13G | Report | Feb 11, 2016 | ||
| SC 13G/A | Report | Feb 5, 2015 | ||
| SC 13G/A | Report | AMENDED SCHEDULE 13G | Feb 14, 2014 | |
| SC 13G/A | Report | Feb 4, 2014 | ||
| SC 13G | Report | SCHEDULE 13G | Jan 18, 2013 | |
| SC 13G/A | Report | Jan 11, 2013 | ||
| SC 13G | Report | Jan 11, 2013 | ||
| SC 13G | Report | SCHEDULE 13G | Apr 10, 2012 |