| Type | Filed | |
|---|---|---|
| SC 13G/A | 2021-02-16 | EDGAR |
| SC 13G | 2021-02-12 | EDGAR |
| SC TO-I/A | 2020-03-05 | EDGAR |
| SC TO-I/A | 2020-02-18 | EDGAR |
| SC 13G/A | 2020-02-14 | EDGAR |
| SC 13G/A | 2020-02-14 | EDGAR |
| SC 13G/A | 2020-02-13 | EDGAR |
| SC 13G/A | 2020-02-07 | EDGAR |
| SC TO-I | 2020-02-05 | EDGAR |
| 15-15D | 2020-01-14 | EDGAR |
| 8-K | 2020-01-13 | EDGAR |
| SC 13G | 2020-01-07 | EDGAR |
| 4 | 2020-01-02 | EDGAR |
| 25 | 2019-12-30 | EDGAR |
| 4 | 2019-12-26 | EDGAR |
| SC 13D/A | 2019-12-26 | EDGAR |
| 4 | 2019-12-23 | EDGAR |
| SC 13G/A | 2019-12-23 | EDGAR |
| EFFECT | 2019-12-20 | EDGAR |
| 4 | 2019-12-19 | EDGAR |