| Type | Filed | |
|---|---|---|
| 4 | 2019-03-19 | EDGAR |
| 4 | 2019-03-19 | EDGAR |
| 4 | 2019-03-19 | EDGAR |
| 4 | 2019-03-19 | EDGAR |
| SC 13D/A | 2019-03-19 | EDGAR |
| 4 | 2019-03-18 | EDGAR |
| 4 | 2019-03-18 | EDGAR |
| 4 | 2019-03-18 | EDGAR |
| 4 | 2019-03-18 | EDGAR |
| 15-12G | 2019-03-15 | EDGAR |
| 4 | 2019-03-15 | EDGAR |
| S-8 POS | 2019-03-15 | EDGAR |
| S-8 POS | 2019-03-15 | EDGAR |
| S-8 POS | 2019-03-15 | EDGAR |
| 8-K | 2019-03-14 | EDGAR |
| 8-K | 2019-03-08 | EDGAR |
| DEFM14A | 2019-02-13 | EDGAR |
| PREM14A | 2019-02-01 | EDGAR |
| 4 | 2018-12-31 | EDGAR |
| 4 | 2018-12-31 | EDGAR |