| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 01/28/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/28/19 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 2 | |
| 01/24/19 | SC 13G | Form SC 13G: Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions | 4 | |
| 01/10/19 | 8-K | Form 8-K: Current report filing | 3 | |
| 12/31/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/28/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/21/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/10/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/06/18 | S-3ASR | Form S-3ASR: Automatic shelf registration statement of securities of well-known seasoned issuers | 94 |