0120snbCredit Suisse Group AG (CSGN) and Saxo Bank A/S joined an increasing number of European financial companies warning that the Swiss central bank’s surprise decision to abolish its currency ceiling may dent earnings. Credit Suisse, Switzerland’s second-biggest bank, indicated Monday that currency swings may hurt profit. Denmark’s Saxo Bank said some clients might not be able to settle unsecured amounts, which might cause undisclosed losses. The full force of the decision won’t be known for months and is “closer to a nuclear explosion than a 1,000-kilogram conventional bomb,” Javier Paz, senior analyst in wealth management at Aite Group, said in an e-mail Tuesday. “The aftermath is like a black hole that can suck massive amounts of credit from currency trading as we have known it.” Citigroup Inc. (C), Deutsche Bank AG and Barclays Plc (BARC) suffered about $400 million in cumulative trading losses, people familiar with developments said last week. At Morgan Stanley (MS), owner of the world’s largest brokerage, Chief Financial Officer Ruth Porat said the effect was minimal. “We made money the last few days and we’ve helped our customers, but it hasn’t had a big impact on us,” Bank of America Corp. Chief Executive Officer Brian T. Moynihan told CNBC in an interview. “It caught everybody by surprise.” More