Mortgage spreads have been blown out for a long time, with agency-backed mortgages trading at times more than 200 basis points above the respective Treasury yield. The mortgage REITs recognized this as an opportunity to buy government backed assets at unusually high yields. This article is not about Dynex (DX), but we will start there as they epitomize what is going on in agency mREITs right now. Terrence Connelly, CIO of Dynex, noted on the 2Q25 earnings call: “Increasingly, there's a need for more private ...