Credit Suisse Group managed to make a small profit in subprime products in the third quarter.
Although chief financial officer Renato Fassbind declined to comment on the group's exposure to the subprime market, he said that Credit Suisse had leverage finance positions of 60 billion Swiss francs the end of the third quarter.
He said that the market for leveraged buyouts is showing encouraging signs in the fourth quarter.
During the third quarter, Credit Suisse had recorded a valuation reduction of 1.1 billion Swiss francs in structured products business, including residential and commercial mortgages and CDOs, and a further 1.1 billion Swiss francs in leveraged loan commitments.
Mr Fassbind also said the bank was committed to finalising its current eight billion Swiss francs share buyback programme in 2008 as previously announced.