The commercial banking group Banco BPI has more than 1.4 million customers, individuals, businesses and institutions.

On 25 October 2007, BPI offered a merger proposal with Millennium BCP, the largest private bank of Portugal.

CaixaBank raised its stake from 45% to 84.5% in 2017, took the bank private, and then acquired all the remaining shares the following year.

As of December 2018[update], 100 percent of the shares are held by the Spanish bank CaixaBank.

Oranges are a symbol of the Portuguese economic expansion, as some countries had contact with the Portuguese traders involving the fruit; in some languages such as Arabic, Ladin, Albanian, Turkish and Romanian, the word orange is similar to the word Portugal.