| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/29/16 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 01/20/16 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 01/07/16 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 12/16/15 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 10/29/15 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 10/06/15 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 09/11/15 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 08/10/15 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 08/04/15 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 07/23/15 | 4 | Statement of changes in beneficial ownership of securities | 1 |