| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/28/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 02/28/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 02/27/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 02/27/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 02/27/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 02/27/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 02/27/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 02/27/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 02/22/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 02/14/17 | SC 13G/A | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions | 3 |