| Filing Date | Form Type | Description |
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|---|---|---|---|
| Sep 28, 2015 | 4 | Statement of changes in beneficial ownership of securities |
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| Nov 13, 2018 | 4 | Statement of changes in beneficial ownership of securities |
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| Nov 13, 2018 | 4 | Statement of changes in beneficial ownership of securities |
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| Nov 13, 2018 | 4 | Statement of changes in beneficial ownership of securities |
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| Nov 13, 2018 | 4 | Statement of changes in beneficial ownership of securities |
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| Feb 25, 2019 | 4 | Statement of changes in beneficial ownership of securities |
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| Feb 25, 2019 | 4 | Statement of changes in beneficial ownership of securities |
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| Feb 25, 2019 | 4 | Statement of changes in beneficial ownership of securities |
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| Feb 25, 2019 | 4 | Statement of changes in beneficial ownership of securities |
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| May 11, 2020 | 4 | Statement of changes in beneficial ownership of securities |
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