| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| SC 13D/A | Report | AMENDMENT NO. 2 | Jun 2, 2020 | |
| SC 13D/A | Report | AMENDMENT NO. 1 | Dec 26, 2019 | |
| SC 13D | Report | Sep 13, 2019 | ||
| SC 13G | Report | Sep 13, 2019 | ||
| SC 13G/A | Report | Apr 26, 2017 | ||
| SC 13G/A | Report | Sep 14, 2016 | ||
| SC 13G | Report | Feb 3, 2016 | ||
| SC 13G | Report | Aug 12, 2015 |