http://www.zerohedge.com/article/open-market-operations-and-statistics Three comments from readers: What part of the market isn't being propped up by the fed/and or treasury? The end of QE should be interesting. I would love to see what the Agency and MBS numbers look like. I hope you continue to hyperventilate in the manner to which i have become accustomed (and frankly adore). The type of research presented herein, is why you should have the following (and perhaps the ego) that you do. *************************** well, it isn't going to be pretty, esp if, like they reported on bloomberg recently: fed=10% treasury market fed=25% mbs market compared to the results posted in this post, I bet those mbs #'s are going to be interesting. *************************** 25% of MBS market? try 95%. seriously.