Bank Shares Dip With $2 Trillion of Suspect Flows Under Scrutiny

A cache of leaked documents suggests increased scrutiny on suspect transactions at banks does little to stem the flow of trillions of dollars linked to suspicious activity. Shares of the biggest global lenders fell Monday.

A new investigation by the International Consortium of Investigative Journalists says JPMorgan Chase & Co., Deutsche Bank AG and HSBC Holdings Plc were among the global banks who “kept profiting from powerful and dangerous players” in the past two decades even after the U.S. imposed penalties on these financial institutions.

The documents detailed more than $2 trillion in transactions between 1999 and 2017 that ...