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5/14/2013
| 4 | Statement of Changes of Beneficial Ownership |
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5/14/2013
| 4 | Statement of Changes of Beneficial Ownership |
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5/14/2013
| 4 | Statement of Changes of Beneficial Ownership |
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5/14/2013
| 4 | Statement of Changes of Beneficial Ownership |
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5/14/2013
| 4 | Statement of Changes of Beneficial Ownership |
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4/8/2013
| SC 13G | Statement of Beneficial Ownership |
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3/26/2013
| SC 13D/A | Amended General Statement of Beneficial Ownership |
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2/25/2013
| DEFA14A | Definitive Proxy Statement |
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2/25/2013
| DEF 14A | Definitive Proxy Statement |
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2/13/2013
| SC 13G | Statement of Beneficial Ownership |
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