Plain-English definitions, reviewed by an independent investor

Bond Duration

Duration estimates how much a bond’s price moves for a 1% change in interest rates.

Duration estimates how much a bond’s price moves for a 1% change in interest rates.

Price Change ≈ −Duration × 1% Rate Move

Why it matters

It is the standard ruler for interest-rate risk in fixed income.

Common confusion

Higher duration means more price swing when rates move; it is not the bond’s life span.

Definitions reviewed by the Investing Glossary editorial team.

Frequently Asked Questions

High or low duration?

Low duration is steadier when rates rise; high duration gains more when rates fall.

Duration vs maturity?

Maturity is calendar time; duration is rate-sensitivity, usually shorter.

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