Cassa Depositi e Prestiti (CDP SpA) is an Italian bank founded in 1850 in Turin; after the unification of Italy, in 1863 it was restructured and the headquarters moved to Rome; it was constituted in its current form as a joint-stock company on 12 December 2003. 80.1% of the share capital is owned by the Italian Ministry of Economy and Finance, the 18.4% is held by various bank foundations, while the remaining 1.5% in treasury shares.