In 1992 Cassa di Risparmio di Pisa was transformed from a statutory corporation to a Società per Azioni, which the original statuary corporation was renamed into Ente Cassa di Risparmio di Pisa, which acted as the major shareholder of the S.p.A. for 86.95% shares at the date of incorporation. The foundation immediately formed a larger banking group with other saving banks: Casse Toscane, which the new holding company hold 70% shares of CR Pisa S.p.A., with Pisa Foundation only retained 16.68% shares of the bank directly. In 1996 the banking foundation of Cassa di Risparmio di Lucca, Pisa and Livorno quit Casse Toscane and formed another banking group Casse del Tirreno, which was acquired by Banca Popolare di Lodi in 1999, through sub-holding companies. The foundations of Pisa, Lucca and Livorno retained minority interests in Casse del Tirreno. Through several transactions by cash and shares swap, the foundation completely disposal its former bank in 2008. Pisa Foundation received the shares of ICCRI – Banca Federale Europea when Casse del Tirreno was absorbed into ICCRI in 2001, which was then converted to the shares of Bipielle Investimenti in 2002, which was finally disposed for cash of €156,730,172 in 2003. Pisa Foundation also received 7.48% shares of CR Lucca S.p.A. in 2003 by selling 25.63% shares of CR Pisa; CR Lucca was renamed to CR Lucca, Pisa e Livorno in 2006. The foundation did not participate in the capital increase, which made their ratio of ownership was dropped from 7.48% to 6.66%. On 15 January 2008 Pisa Foundation sold 6.66% shares of Cassa di Risparmio di Lucca Pisa Livorno to Banco Popolare for about €116 million. However the sales was in fact agreed in 2003, which would excise on or before 15 January 2008. The foundation became a minority shareholder of Società Aeroporto Toscano in 2007; in 2009 the foundation owned 4.938% of the shares; in 2010 the ownership ratio increased to 5.208%; it reached 8.213% in 2011 and 8.623% in 2012. As at 31 December 2015, the foundation was the minority shareholder of the following listed companies: Intesa Sanpaolo, UniCredit, Eni, Enel, Toscana Aeroporti and Banca Sistema. Pisa Foundation had an equity of €503.7 million at 31 December 2015, which 20% revenue, net of administrative expense were required to be retained profit, with the rest for the charity expense. On 30 December 2015 Pisa Foundation funded €500,000 for the restoration of San Paolo a Ripa d'Arno.
is a building located in 9 Lungarno Gambacorti, Pisa. Pisa Foundation bought the building and found Fondazione Palazzo Blu to manage a museum. Despite different address, 29 via Pietro Toselli, the headquarter of Palazzo Blu Foundation and Pisa Foundation, were refer to the same building. The museum housed several arts collection, including Bandinella della confraternita di Santa Lucia dei Ricucchi of Francesco da Volterra, Madonna con Bambino e santi of Taddeo di Bartolo.
