Rate of Change & Rate of Change Percent
Rate of Change is simply the net change in Price over the selected period. The Rate of Change Percent reflects the same reading on a percentage basis. Considered a measurement of momentum since it is the speed at which price changes over a specific period of time.
| ROC |
C - Cx |
x=Period |
| ROC% |
100 * (C / Cx - 1) |
Where x is the period which must be an integer.
Examples
A 50 period rate of change can be written as follows.
C - C50
A 50 period rate of change percent can be written as follows.
100 * (C / C50 - 1)
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