Mortgage REITs' Leverage Poses Significant Risk To Mortgage Market

 | Sep 12, 2012 03:02AM ET

With the GSEs (Fannie Mae and Freddie Mac) forced to shrink their balance sheets (this discussion ), a great deal of the new capital for these products is coming from ETFs. With the popularity of mREITs, REIT ETFs growth has also exploded. Take for example Market Vectors Mortgage REIT Income ETF (MORT). The chart below shows MORT's shares outstanding growth since the ETF's launch.