We are a leading global operator of securities exchanges and other electronic markets enabled by world-class technology. We provide trade execution, market data, trade reporting, connectivity and risk management solutions to brokers, market makers, asset managers and other market participants, ultimately benefiting retail and institutional investors across multiple asset classes. Our principal objective is to improve markets by maximizing efficiency and mitigating trade execution risk for market participants. Our asset class focus currently comprises listed cash equity securities in the United States and Europe, listed equity options in the United States and institutional spot FX globally, as well as exchange-traded products, or ETPs, including exchange-traded funds, or ETFs, in the United States and Europe. Trade execution comprised 44.6% of our revenues less cost of revenues, and market data and connectivity, or non-transaction revenues, comprised 55.4% of our revenues less cost of revenues for the year ended December 31, 2015.