The top three mortgage lenders in the residential market accounted for over half of the agency MBS issued during the first three months of 2009, according to a new Inside MBS & ABS ranking. Wells Fargo issued a total of $75.52 billion of MBS through Fannie Mae, Freddie Mac and Ginnie Mae during the first quarter of this year. That accounted for a whopping 22.1 percent of... [Includes one chart]