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Adjustable-Rate Mortgages and Options

Mortgage rate terms for ARMs, option ARMs, variable-rate mortgages, variable-rate loans, and adjustment dates.

This section groups mortgage terms where the interest rate or payment can change after origination.

Use it to compare ordinary adjustable-rate mortgages, option ARMs, variable-rate loans, and payment adjustment timing.

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Revised on Monday, May 18, 2026