| Filing Date | Form Type | Description |
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|---|---|---|---|
| Jul 25, 2017 | 4 | Statement of changes in beneficial ownership of securities: n |
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| Aug 01, 2007 | 4/A | Statement of changes in beneficial ownership of securities (Amendment) |
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| Dec 17, 2019 | 4/A | Statement of changes in beneficial ownership of securities (Amendment) |
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| Dec 17, 2019 | 4/A | Statement of changes in beneficial ownership of securities (Amendment) |
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| Jun 26, 2020 | 4/A | Statement of changes in beneficial ownership of securities (Amendment) |
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| Sep 22, 2020 | 4/A | Statement of changes in beneficial ownership of securities (Amendment) |
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| Sep 22, 2020 | 4/A | Statement of changes in beneficial ownership of securities (Amendment) |
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| Dec 20, 2012 | 4 | Statement of changes in beneficial ownership of securities |
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| Dec 18, 2012 | 4 | Statement of changes in beneficial ownership of securities |
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| Dec 11, 2012 | 4 | Statement of changes in beneficial ownership of securities |
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| Nov 14, 2012 | 4 | Statement of changes in beneficial ownership of securities |
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| Oct 16, 2012 | 4 | Statement of changes in beneficial ownership of securities |
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