Top U.S. and European bankers, including JPMorgan Chase’s Jamie Dimon and Citigroup’s Vikram Pandit, have enjoyed double-digit annual pay rises averaging almost 12 percent, despite widespread falls in profits and share prices, Financial Times research shows.

Dimon said the bank will probably seek to claw back pay from executives responsible for $2 billion in trading losses.

The disclosure will stoke concern on both sides of the Atlantic over chief executive pay levels that has already led to several high-profile investor revolts, including at Citi and at Barclays . It comes as Europe’s leaders debate a cap on bank bonuses.