 As CEO of Euronext, he turned around the strategy of the group, moving away from the legacy of his predecessor, Jean-François Théodore.In September 2014, he embarked on a program to increase operational savings by €60 million over the next three years, with the goal of achieving a 5% annual revenue growth and improve the company's long-term EBITDA margin from 42% to 53%.Cerutti has also spoken against the European Commission's proposal of a financial transactions tax, arguing that "the political intention of creating such a tax is a noble one, but the current form of the proposal is counter-productive […] this tax is truly the last thing we need now.“ He has also spoken out in favor of increased market regulation and transparency as the main way of reducing risk.