Last reviewed 10-31-2026Short-Sale.com Editorialglossary
Mortgage Margin
Fannie Mae
Updated 10-31-2026
Mortgage Margin
The amount that is added to the index value to establish the mortgage interest rate on each interest rate change date (subject to any limitations on the interest rate change) for an ARM.
Fannie Mae Glossary of Terms
Fannie Mae · p. 32
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