The bank's performance is further bolstered ... The ratings are also sensitive to a downgrade of Spain's sovereign rating. An upgrade of Santander is unlikely and would be contingent on an upgrade ...

Customers are bombarding the bank on social media after they have been left unable to make simple transactions ...

Banco Santander SA, Spain’s biggest bank, said this week that it will ... Qatar Holding, the investment arm of the Gulf nation’s sovereign wealth fund, will buy bonds that must be converted ...