SEC Form 4: David Leavy exercised 166,664 units of Series A Common Stock at a strike of $29.57, disposed of $130,734 worth of Series A Common Stock (2,469 units at $52.95), exercised 11,491 units of Series C Common Stock at a strike of $41.02, sold $504,846 worth of Series C Common Stock (11,491 units at $43.93) and sold $9,850,844 worth of Series A Common Stock (191,910 units at $51.33), decreasing ownership by 95% to 5,521 units