| Filing Date | Form | Description | Filing Group | | 02/14/19 | SC 13G/A | An amendment to the SC 13G filing | Other |
| | 02/14/19 | SC 13G/A | An amendment to the SC 13G filing | Other |
| | 01/16/19 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
| | 01/16/19 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
| | 01/16/19 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
| | 01/16/19 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
| | 01/10/19 | SC 13G/A | An amendment to the SC 13G filing | Other |
| | 01/08/19 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
| | 01/08/19 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
| | 01/08/19 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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