About this roi calculator
Calculate return on investment from an initial amount, final amount, and holding period.
How to use it
Enter the values requested by the calculator. Results update in your browser as you change the inputs. Review the assumptions shown on the calculator before using the result.
Formula
ROI = (final value − initial value) ÷ initial value × 100
Example
Use the result to understand the percentage gain or loss relative to the starting amount.
Frequently asked questions
What does the roi calculator show?
Calculate return on investment from an initial amount, final amount, and holding period.
Are the results exact?
The result is calculated from the inputs and assumptions shown on this page. For important financial, health, tax, or legal decisions, verify the result with an appropriate professional or authoritative source.