The nation’s major banks had a challenging third quarter as residential production declined at most of the larger shops while nimble-footed nonbanks outperformed, according to a new analysis by Inside Mortgage Trends. Wells Fargo, the nation’s largest home lender and a bellwether for the industry, originated $45.2 billion in residential first liens during the third quarter, a 7.1 percent sequential decline. Its closest competitor, JPMorgan Chase, fared a bit better, funding $24.6 billion of ...