Calculate the percentage move between two prices.
Enter values to calculate.
Calculator results are estimates and do not include every possible fee, spread, slippage or financing charge.
Percentage-change formula
Percentage change is calculated as (ending value − starting value) ÷ starting value × 100. The starting value is always the denominator.
A gain and an equal-sized percentage loss are not symmetric: a 50% gain followed by a 50% loss leaves the value below where it began.
Risk note: Educational tool only. Trading involves risk and calculator output is not investment advice.