SEC Form 4: Savalle Sims exercised 1,724 units of Series C Common Stock at a strike of $41.02, disposed of $73,080 worth of Series C Common Stock (1,624 units at $45.00), sold $453,578 worth of Series A Common Stock (8,125 units at $55.83), exercised 1,724 units of Series A Common Stock at a strike of $42.30 and disposed of $640,238 worth of Series A Common Stock (11,731 units at $54.58), decreasing ownership by 25% to 54,100 units