| Date | Form | Description | Docs | XBRL | Pages |
| 04/21/15 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/15/15 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 04/15/15 | 144 | Filing for proposed sale of securities under Rule 144 |
|
2 | |
| 04/14/15 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 04/14/15 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/14/15 | 144 | Filing for proposed sale of securities under Rule 144 |
|
2 | |
| 04/13/15 | 144 | Filing for proposed sale of securities under Rule 144 |
|
2 | |
| 04/09/15 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/09/15 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/08/15 | 144 | Filing for proposed sale of securities under Rule 144 |
|
2 |
