EURONEXT IS THE POINT OF PRICE FORMATION WITH SUPERIOR EXECUTION QUALITY Better execution available vs. MTF competition* Strong flow diversity across multiple client types 21% Multi-Type HFT Euronext blue chips 15% Institutional Q1 2016 Euronext BATS Chi-X Equiduct Turquoise Agency Broker Average Spread 5.93 bps 11.00 bps 7.78 bps 37.11 bps 7.45 bps 8% Retail 44% Own Account Displayed market € 47,789 € 19,071 € 22,057 € 13,418 € 19,359 5% Other 4% depth at best limit 3% EBBO setter 60% 3% 18% 0% 13%  In continuous trading Euronext is the source of reference Time at European 78% 27% 60% 3% 57% prices with deep liquidity Best Bid & Offer  Unique liquidity points with close to 100% market share: auctions, option expiries (monthly/quarterly)  Unique continental client base providing differentiated flow AGILITY FOR GROWTH *Source: TAG audit 52