Two of the biggest US banks, Citigroup and Bank of America, notched better-than-expected profits in the first three months of this year as traders raked in higher revenues amid President Donald Trump’s threat to start a global trade war.

Bank of America and Citigroup are expected to notch higher revenue and profit when they post results Tuesday morning. Their trading desks should have benefitted from a sharp rise in volatility in the

Shares of major U.S. banks surged after Bank of America (BAC) and Citigroup (C) became the latest lenders to report better-than-expected first-quarter earnings on the back of a stock-trading boom. Bank of America shares were up 4.