Fannie Mae and Freddie Mac anticipate continued losses on their holdings of nonprime mortgages and mortgage-backed securities in 2012 and beyond. However, the government-sponsored enterprises will soon shift from run-off mode and consider selling some of the nonperforming assets. The GSEs held a combined $398.45 billion in nonprime purchased/guaranteed mortgages as well as nonprime MBS at the end of 2011, according to a new analysis by Inside Nonconforming Markets. That was down 16.3 percent from the end of 2010. Fannie accounted for 56.3 percent of the GSEs' total non-prime holdings, with purchased/ guaranteed loans accounting for 71.4 percent of the GSEs' total non-prime holdings ... [Includes one data chart]