Forex glossary

Rate of Change (ROC) in Forex

A clear definition of Rate of Change (ROC), with practical context for reading markets and making better trading decisions.

Level 2 · From Prices to PracticeTechnical analysis

Definition

The Rate of Change (ROC) is a momentum indicator that expresses how much price has changed, usually as a percentage, compared with a price a chosen number of periods earlier. Positive values indicate price is above the comparison level; negative values indicate it is below.

How It Works

This term can appear around accounts, brokers, market structure, or financial commentary. Its exact implementation can vary by jurisdiction, venue, or provider, so the label should be read together with the surrounding documentation.

Why It Matters

Level 2 is about becoming market-literate before a first demo trade. Recognizing the term helps you understand what a platform, broker document, or market report is actually describing.

Key Takeaway

The Rate of Change (ROC) is a momentum indicator that expresses how much price has changed, usually as a percentage, compared with a price a chosen number of periods earlier.

Practical forex example

If an asset is 105 today and was 100 ten periods ago, the ten-period ROC is about +5%. That describes the past change over the lookback; it does not guarantee the next move.

Why Rate of Change (ROC) matters

Understanding Rate of Change (ROC) helps traders interpret market information, plan decisions, and manage risk with more context.

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