| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/20/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/18/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/12/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 03/12/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/26/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/26/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/26/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/26/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/25/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 02/21/20 | 424B4 | Form 424B4: Prospectus filed pursuant to Rule 424(b)(4) | 223 |