One of the largest construction lenders in the U.S. is still shrinking its real estate portfolio, according to second-quarter earnings results. Bank OZK's real estate exposure fell to 47% of its overall loan book in the second quarter, down from 52% in the first quarter and well below its historical average as it follows its December game plan of cutting nonperforming real estate assets. The bank originated $1B in real estate loans in the second quarter, roughly the same amount as the previous quarter. It was the slowest second quarter for originations for the bank in five years, following the slowest first quarter in...