Declining interest rates introduced considerable uncertainty into the valuation of mortgage servicing rights during the first quarter of 2016, leading to a decline in bulk transfers of agency MSR, according to a new Inside Mortgage Trends analysis. Bulk sales of Fannie Mae, Freddie Mac and Ginnie Mae servicing rights totaled just $36.16 billion during the first three months of this year, a 37.2 percent drop from the fourth quarter of 2015. That was down ... [Includes one data chart]