Officials at Hatteras Financial revealed this week that the real estate investment trust plans to purchase jumbo adjustable-rate mortgages from lenders, branching out from a focus on investing in agency mortgage-backed securities. Hatteras recently established a flow program to purchase agency ARMs from 10 lenders. Michael Hough, the REIT’s CEO, said the program offers lenders an alternative to selling ARMs to the government-sponsored enterprises and ...