Increased competition in the non-qualified mortgage market could reduce interest rates paid by borrowers and slow the sector’s speedy prepayment rates, said S&P Global Ratings. Non-QM loans, the fastest growing segment of the residential MBS market, repay quickly, often within one year of origination. S&P noted the conditional prepayment rate of non-QM loans is about 35 percent, while the rate for non-agency prime jumbos ranges from 5 percent to 15 percent. “The predominant reason to ...