Rate of Change

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Rate of Change

In technical analysis, a measure of how fast the price of a security changes over time, expressed as a fraction or decimal. It is calculated as follows:

Rate of change = (closing price today - closing price X days ago) / closing price X days ago
References in periodicals archive ?
Click on individual counties to get specific life expectancies and rates of change.
Faster rates of change do not allow for equalization of mechanical expansion throughout the rolls, bearings and calender frames.
Researchers also examined the relation of Alzheimer's disease pathology to memory function just prior to death and to rates of change in memory several years prior to death.