Date Form Description PDF XBRL Pages
11/14/13 4 Statement of changes in beneficial ownership of securities Abstract: Postma Richard L
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11/14/13 4 Statement of changes in beneficial ownership of securities Abstract: Herr Robert L
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05/14/13 4 Statement of changes in beneficial ownership of securities Abstract: Hoeksema Matthew D
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02/28/13 4/A Statement of changes in beneficial ownership of securities Abstract: Hoeksema Matthew D
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02/14/13 4 Statement of changes in beneficial ownership of securities Abstract: Elhart Wayne J.
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12/21/12 4 Statement of changes in beneficial ownership of securities Abstract: Hankinson Craig A
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12/21/12 4 Statement of changes in beneficial ownership of securities Abstract: Hoeksema Matthew D
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12/21/12 4 Statement of changes in beneficial ownership of securities Abstract: Walcott Jill A
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12/21/12 4 Statement of changes in beneficial ownership of securities Abstract: Swets Jon
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12/21/12 4 Statement of changes in beneficial ownership of securities Abstract: Haan Ronald L
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