Originations of interest-only mortgages declined for many of the major players in the sector in 2017, according to a new ranking and analysis by Inside Nonconforming Markets. The declines were well beyond the slowdown in the overall volume of originations seen during the year. Among the top 15 IO lenders, six had lower production volume in 2017, with annual declines ranging from 6.7 percent to 61.1 percent. According to estimates by ... [Includes one data chart]