An official at the Office of the Comptroller of the Currency warned that non-agency jumbos with interest rates lower than comparable agency mortgages are a sign that banks are chasing yield. Darrin Benhart, deputy comptroller for credit and market risk, said banks are taking on more interest rate risk and credit risk to maximize returns. “We are beginning to see signs of the classic cyclicality in banking where traditional lagging indicators are improving so bankers start to layer risk back into ...