The index is the measure of interest rate changes a lender uses to decide the amount an interest rate on an ARM will change over time.The index is generally a published number or percentage, such as the average interest rate or yield on Treasury bills. Some index rates tend to be higher than others and some more volatile.
Initial Interest Rate
This refers to the original interest rate of the mortgage at the time of closing. This rate changes for an adjustable-rate mortgage (ARM). It's also known as "start rate" or "teaser."
The regular periodic payment that a borrower agrees to make to a lender.
A mortgage that is protected by the Federal Housing Administration (FHA) or by private mortgage insurance (MI).
The fee charged for borrowing money.
Interest Accrual Rate
The percentage rate at which interest accrues on the mortgage. In most cases, it is also the rate used to calculate the monthly payments.
Interest Rate Ceiling
For an adjustable-rate mortgage (ARM), the maximum interest rate, as specified in the mortgage note.
Interest Rate Floor
For an adjustable-rate mortgage (ARM), the minimum interest rate, as specified in the mortgage note.