| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/12/18 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 5 | |
| 02/09/18 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 5 | |
| 02/08/18 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 3 | |
| 01/29/18 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 5 | |
| 01/08/18 | SC 13G | Form SC 13G: Statement of Beneficial Ownership by Certain Investors | 9 | |
| 12/14/17 | CT ORDER | Form CT ORDER: Confidential treatment order | 1 | |
| 11/30/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/22/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/20/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/16/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |