| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/14/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/14/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/09/17 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 5 | |
| 01/23/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/23/17 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 5 | |
| 01/05/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/19/16 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/12/16 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/12/16 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/09/16 | 8-K | Form 8-K: Current report | 5 |