| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/13/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/12/18 | CT ORDER | Form CT ORDER: Confidential treatment order | 1 | |
| 02/09/18 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 5 | |
| 02/09/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/09/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/07/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/07/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/01/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/01/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/01/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |