The volume of mortgage application filings was little changed in the week ended July 29, slipping 0.3% from the previous week, according to the Mortgage Bankers Association. Also on a seasonally adjusted basis, applications for mortgages to buy homes rose 1.9%, while refinancings fell 3.0% on a week-to-week basis. Refinancings accounted for 41.7% of last week's mortgage applications, down from 42.9% a year earlier, while the proportion of adjustable-rate mortgages slipped to 28.5% from 29.4%. The MBA's four-week moving average measuring overall mortgage activity retreated by 3.2%. Average contract interest rates on 30- and 15-year fixed-rate mortgages rose last week to 5.83% and 5.41%, respectively, from 5.72% and 5.32% a week earlier.