| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 12/18/17 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 12/18/17 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 12/18/17 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 12/15/17 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 12/15/17 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 12/13/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/12/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/12/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 04/10/17 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 2 | |
| 04/10/17 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 2 |