Cassa di Risparmio di San Miniato was found on 27 April 1830 in the Grand Duchy of Tuscany, a year after the savings bank of Florence, the oldest savings bank in Tuscany region. On 14 January 1886, the savings bank was gained an independent status by a royal decree. Due to Legge Amato, the bank was split into a company limited by shares and a banking foundation on 13 April 1992. The bank immediately sold about 70% shares of the bank to Holding Casse Toscane, a new intermediate holding company for the savings bank of San Miniato, Florence, Livorno, Lucca, Pisa, Pistoia–Pescia, and Banca del Monte di Lucca. The ente received about 12% shares of Casse Toscane in return, making the ente had a minority interests in other banks, but only hold about 30% shares of their own bank directly or about 38.4% combined. In March 1998 Pistoia–Pescia and San Miniato withdrew from Casse Toscane, after Lucca, Pisa, Livorno and BM Lucca left in 1995 ; A minority interests of 25% was sold to another Tuscan bank Banca Monte dei Paschi di Siena in 1999, with the ente retained the remain 75%. From 1997 to 1999, San Miniato was the third largest bank in the Province of Pisa, with an average market share of 18.5% in terms of deposits. However, after alliance with Banca MPS, the group was the largest bank in the province, suppressing Casse del Tirreno and Cassa di Risparmio di Volterra. As of 2015, insurance company Cattolica Assicurazioni hold around 25% shares of the bank. The banking foundation through direct and indirectly ownership, held 54.77% shares, as the largest shareholder. In 2016 a proposed capital increase of €55 million was announced. On 28 April 2017, it was announced the bank was discussed with Crédit Agricole Italia and the Voluntary Scheme of Fondo Interbancario di Tutela dei Depositi and the Bank of Italy, for a possible takeover by Crédit Agricole with the aid of FITD. In 2017 it was announced that Crédit Agricole Italia has interested to acquire the bank, which a process of due diligence was started in the same year. A contract was signed on 29 September, with FITD voluntary scheme was responsible to recapitalize and clean up the non-performing loans before handover. In 2018, it was announced that the bank would be absorbed into Crédit Agricole Italia, ending its history as a separate entity.
Equity investments
The bank owned a minority interest of Cassa di Risparmio di Volterra, with an additional 5% share capital were owned by the banking foundation of C.R. San Miniato.
Sponsorship
The bank was a sponsor of local football club A.C. Tuttocuoio 1957 San Miniato.