COLUMBUS, Ohio--(BUSINESS WIRE)--WP Glimcher (NYSE: WPG), a premier retail real estate investment trust specializing in the ownership, management and development of shopping centers, today announced the successful completion of the formation of its joint venture with O’Connor Mall Partners, L.P., an affiliate of O’Connor Capital Partners (“O’Connor”). As a result of the transaction, O’Connor now has a 49% interest in the joint venture and WP Glimcher retains a 51% interest. The joint venture re