Commercial banks and savings institutions serviced $3.621 trillion in home loans for other investors at the end of 2017, according to a new Inside Mortgage Trends analysis of call-report data. After a brief spurt higher in the third quarter, bank servicing-for-others was down 0.8 percent during the final three months of the year. The industry’s SFO balance had been dropping steadily since the end of 2010 – with declining balances in 20 of 22 quarters – as many ... [Includes one data chart]