The FTSE MIB Index decreased 3 points or 0.01 percent on Monday to close at 52613 points. The decline was led by Avio (-2.90%), Leonardo SpA (-2.14%) and Buzzi Unicem (-1.89%). On the upside, the strongest performers were Tenaris (2.95%), Saipem (2.44%) and Eni (2.26%).