Barclays & Company, one of the world’s largest banks, said it lost $2.4 billion on cyber security issues in 2017, according to a report from the US regulator.
The bank lost $1.7 billion in the fourth quarter of 2017, and the bank’s share price fell by almost 6 per cent on the day.
The bank said it had not been notified of any breaches at its US unit, but said the company had been notified by US regulators that its US operations were vulnerable to cyber-attacks.
In a statement, Barclays said it was investigating the breach and would “take appropriate steps to address it.”
The bank’s shares have lost more than 60 per cent in value since January 2018, and had fallen by more than 80 per cent since January 2016.
Barclays’ shares have fallen by almost 60 per a dollar since January2018.
Banks that have had breaches in the past year include JP Morgan, Credit Suisse, HSBC and Deutsche Bank.
While there is no data on how many breaches Barclays has experienced, the bank said that since January 2017 it had had two breach notifications from US regulators.
Barclays said that it had received no alerts from the SEC or the Federal Trade Commission.