Bloomberg Citigroup Inc. and the wreckage of Lehman Brothers Holdings Inc. have resolved a fight over $2.1 billion that dates to the financial crisis, while quietly burying a key question about derivatives-trading practices. Citigroup agreed that it will give back $1.74 billion to the estate of the failed New York-based investment bank. Citigroup had kept about $2.1 billion that Lehman …

Bloomberg A former Barclays Plc trader who bragged about disrupting the western U.S. power market more than a decade ago dodged a $1 million fine by a US regulator for alleged manipulation. Ryan Smith convinced a federal judge in Sacramento, California, that the Federal Energy Regulatory Commission waited too long to bring its case against him for allegedly scheming with …

Bloomberg HSBC Holdings Plc has been fined $175 million by the Federal Reserve after a long-running probe found that foreign-exchange traders had been front-running client orders, sharing confidential customer details with dealers at other firms and attempting to rig currency benchmarks. The Fed order detailed multiple instances of improper behavior, including allegations that traders may have conspired with counterparts at …