Has The Mortgage Deconstruction Trend Run Its Course? The trend of deconsolidation among residential originators is likely to reverse due to the advantages of large lenders, according to projections from Fannie Mae. “The recent decline in large-lender share of the primary market is temporary, and principally a result of cyclical factors that caused larger lenders to pull back from the market,” said Gerry Flood, director of strategic planning in Fannie’s economic and strategic research division.