Kinzer John Edward
Related Filers (1)
BLACKBOARD INC (1)
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Ownership (3)
4
Thursday, 10/6/2011
BLACKBOARD INC: Statement of changes in beneficial ownership of securities
4
Thursday, 2/17/2011
BLACKBOARD INC: Statement of changes in beneficial ownership of securities
3
Wednesday, 3/10/2010
BLACKBOARD INC: Initial statement of beneficial ownership of securities
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