
It’s officially one of the costliest typos ever: U.K. financial regulators just fined Citigroup Global Markets Ltd. (CGML) $79 million for a “fat-finger” trade one of its employees placed by accident, which caused a minor market meltdown in 2022.
Two years ago, a trader working for the Citi subsidiary over a long weekend in the U.K. went to place a routine trade, selling $58 million worth of equities for the bank’s institutional clients.