The Monthly Treasury Average, which is used to determine changes to interest rates and monthly payments on some adjustable-rate mortgages, was higher last month. It was the fourth month in a row that the index was up.
As of November, the MTA was 0.17167 percent, according to an analysis of Federal Reserve data.
The index was higher than a month earlier, when it sat at 0.16583 percent. MTA has increased each month since July, when it was calculated at 0.14750 percent.
In the same month last year, the index came in at 0.19583 percent.
MTA reflects the daily average one-year Treasury yield for each of the last 12 months. In November, the daily average was 0.18 percent, the same as in October.
The one-year yield, itself, was 0.18 percent at the end of November, the same as at the end of October, according to data from the Department of the Treasury. The one-year yield also closed at 0.18 percent on Monday.
ARM share was 2.20 percent in the U.S. Mortgage Market Index report from Mortech Inc. and Mortgage Daily for the week ended Nov 30, off from 2.43 percent a week earlier.