Investors who scooped up bonds sold by Deutsche Bank last month are pushing for better terms in the bank’s $5.4bn debt buyback plan, saying they were misled because the German lender failed to disclose its true financial position before the sale, according to people with knowledge of the matter.

Deutsche Bank shares jumped the most in almost seven years and credit risk fell as Germany’s biggest bank considers a bond buyback to help ease investor concerns about its funds, according to a person with knowledge of the matter.

Bank of Ireland said it remains on track to buy back €1.3bn of preferred stock issued during the financial crisis, even as its capital level fell in the third quarter on a widening pension deficit.