| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| SC 13G | Report | Aug 7, 2024 | ||
| SC 13G | Report | Mar 9, 2023 | ||
| SC 13G/A | Report | Feb 11, 2022 | ||
| SC 13G | Report | May 7, 2021 | ||
| SC 13G | Report | MAY 18, 2020 | May 18, 2020 | |
| SC 13G/A | Report | AMENDMENT NO. 1 TO THE SCHEDULE 13G | Jan 21, 2020 | |
| SC 13G | Report | APRIL 23, 2018 | Apr 23, 2018 | |
| SC 13G/A | Report | JANUARY 31, 2017 | Jan 31, 2017 | |
| SC 13G/A | Report | FEBRUARY 16, 2016 | Feb 16, 2016 | |
| SC 13G | Report | JUNE 8, 2015 | Jun 8, 2015 | |
| SC 13G/A | Report | FEBRUARY 13, 2015 | Feb 13, 2015 | |
| SC 13G/A | Report | FEBRUARY 12, 2014 | Feb 12, 2014 | |
| SC 13G/A | Report | FEBRUARY 12, 2014 | Feb 12, 2014 | |
| SC 13G | Report | AUGUST 30, 2013 | Aug 30, 2013 | |
| SC 13G/A | Report | FEBRUARY 14, 2013 | Feb 12, 2013 | |
| SC 13G | Report | MAY 18, 2012 | May 18, 2012 | |
| SC 13G/A | Report | FEBRUARY 14, 2012 | Feb 13, 2012 | |
| SC 13G/A | Report | NIERENBERG INVESTMENT MANAGEMENT COMPANY, INC SC 13G/A 12-31-2010 | Feb 10, 2011 | |
| SC 13G/A | Report | NIERENBERG INVESTMENT MANAGEMENT COMPANY SC13GA 12-31-2009 | Feb 12, 2010 |