Mortgage banking profits rebounded in the third quarter of 2011 as loan production levels began to climb, according to a new ranking and analysis by Inside Mortgage Trends. A representative sample of 15 major mortgage lenders revealed aggregate net income from mortgage banking activities rebounded back into positive territory after thudding to a whopping loss in the previous quarter. The group posted aggregate mortgage banking income of $4.72 billion in the third quarter, compared to a combined $11.40 billion loss in the previous three-month period. The groups massive second-quarter loss was largely...(Includes one data chart)