| Date | Type | Description | Downloads |
| 05/17/2013 | 4 | Statement of changes in beneficial ownership of securities | 
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| 05/17/2013 | 4 | Statement of changes in beneficial ownership of securities |
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| 05/17/2013 | 4 | Statement of changes in beneficial ownership of securities |
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| 05/17/2013 | 4 | Statement of changes in beneficial ownership of securities |
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| 05/17/2013 | 4 | Statement of changes in beneficial ownership of securities |
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| 05/17/2013 | 4 | Statement of changes in beneficial ownership of securities |
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| 05/17/2013 | 4 | Statement of changes in beneficial ownership of securities |
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| 05/17/2013 | 4 | Statement of changes in beneficial ownership of securities |
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| 05/13/2013 | SC 13G | A statement of beneficial ownership of common stock by certain persons |
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| 05/09/2013 | 4 | Statement of changes in beneficial ownership of securities |
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| 05/09/2013 | 4 | Statement of changes in beneficial ownership of securities |
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| 05/09/2013 | 4 | Statement of changes in beneficial ownership of securities |
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| 05/09/2013 | 4 | Statement of changes in beneficial ownership of securities |
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| 05/09/2013 | 4 | Statement of changes in beneficial ownership of securities |
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| 05/09/2013 | 4 | Statement of changes in beneficial ownership of securities |
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| 05/09/2013 | 4 | Statement of changes in beneficial ownership of securities |
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| 05/09/2013 | 8-K | Report of unscheduled material events or corporate event |
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| 05/07/2013 | 13F-NT | 13F-NT |
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| 05/03/2013 | 10-Q | Quarterly report which provides a continuing view of a company's financial position |
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| 04/30/2013 | 4 | Statement of changes in beneficial ownership of securities |
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