| Date | Form | Description | Docs | XBRL | Pages |
| 03/29/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/29/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/20/17 | 3/A | Initial statement of beneficial ownership of securities |
|
1 | |
| 09/22/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/22/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 07/18/17 | 3 | Initial statement of beneficial ownership of securities |
|
4 | |
| 07/10/17 | 3 | Initial statement of beneficial ownership of securities |
|
2 | |
| 05/15/17 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 04/11/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/06/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
