| Type | Filed | |
|---|---|---|
| 15-12B | 2019-02-21 | EDGAR |
| SC 13G/A | 2019-02-14 | EDGAR |
| 4 | 2019-02-13 | EDGAR |
| 4 | 2019-02-13 | EDGAR |
| 4 | 2019-02-13 | EDGAR |
| 4 | 2019-02-13 | EDGAR |
| 4 | 2019-02-13 | EDGAR |
| 4 | 2019-02-13 | EDGAR |
| 4 | 2019-02-13 | EDGAR |
| 4 | 2019-02-13 | EDGAR |
| 4 | 2019-02-13 | EDGAR |
| 4 | 2019-02-13 | EDGAR |
| 4 | 2019-02-13 | EDGAR |
| 4 | 2019-02-13 | EDGAR |
| 4 | 2019-02-13 | EDGAR |
| 4 | 2019-02-13 | EDGAR |
| 4 | 2019-02-13 | EDGAR |
| 4 | 2019-02-13 | EDGAR |
| SC 13D/A | 2019-02-12 | EDGAR |
| SC 13G/A | 2019-02-12 | EDGAR |