“The STOXX Europe 600 Optimised Market Quartile indices track the successful STOXX Optimised Index methodology, which is especially focused on increased liquidity and diversification in the indices, in order to make the financial products based on them easily tradable,” said Hartmut Graf, head of Deutsche Börse’s index business and CEO of STOXX Ltd. “In the innovative index concept, European companies are grouped into the four new indices on the basis of their performance in relation to the economy.”