Borsa Italiana S.p.A., based in Milan, is Italy's only stock exchange, so it is often referred to as the Italian stock exchange. Founded in 1808, it operated under public ownership until 1998, when it was privatized. On 1st October 2007, Borsa Italiana was merged with the London Stock Exchange in an all-share takeover, thus becoming part of the LSE Group. Major trading markets for Borsa Italiana are Mercato Telematico Azionario (MTA), Market for Investment Vehicles (MIV) and the Alternative Investment Market (AIM Italia).

The main indices for the Italian stock market are: FTSE MIB (the primary benchmark Index), FTSE Italia Mid Cap (top 60 shares by market cap), FTSE Italia Small Cap (small shares) and FTSE Italia All Share (containing all constituents of the aforementioned indices). Borsa Italiana features actively traded companies such as Telecom Italia, Intesa Sanpaolo, Fiat Chrysler Automobiles, Saras Energía and Unicredit. Its market cap amounts to 645$ billion.