Date Form Description PDF XBRL Pages
11/02/12 4 Statement of changes in beneficial ownership of securities Abstract: Postma Richard L
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11/02/12 4 Statement of changes in beneficial ownership of securities Abstract: Haan Ronald L
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08/10/12 4 Statement of changes in beneficial ownership of securities Abstract: Postma Richard L
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08/02/12 4 Statement of changes in beneficial ownership of securities Abstract: Herr Robert L
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05/15/12 4 Statement of changes in beneficial ownership of securities Abstract: Hoeksema Matthew D
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05/09/12 4 Statement of changes in beneficial ownership of securities Abstract: Rosenbach Thomas P
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11/10/11 4 Statement of changes in beneficial ownership of securities Abstract: Hoeksema Matthew D
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08/16/11 4 Statement of changes in beneficial ownership of securities Abstract: Rosenbach Thomas P
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08/11/11 4/A Statement of changes in beneficial ownership of securities Abstract: Herr Robert L
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08/09/11 4 Statement of changes in beneficial ownership of securities Abstract: Hoeksema Matthew D
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