Large owner Thrivent Financial For Lutherans disposed of $9,000,000 worth of Mandatory Redeemable Preferred Shares (360,000 units at $25.00) and bought $6,000,000 worth of Mandatory Redeemable Preferred Shares (240,000 units at $25.00), decreasing direct ownership by 33% to 240,000 units (SEC Form 4)