JPMorgan Chase dominated the derivatives market in the fourth quarter, holding nearly USD78 trillion, or one-third, of the total USD231 trillion industry, according to a report by the Office of the Comptroller of the Currency. Overall, JPM, Citigroup, Bank of America and Goldman Sachs accounted for around 95% of the industry, which saw a 1.5%, or USD3.5 trillion, decline in notional value in the quarter. Click here to read the OCC report.