Find the internal rate of return — the discount rate at which a project's NPV is zero — from a list of cash flows. Enter the initial investment as a negative first value. Calculated in your browser.
IRR Calculator gives you accurate results instantly, with the underlying formula shown so you can trust the numbers.
Without a sign change (e.g., a negative then positives) IRR is undefined.
Yes — each value is one period.
No — local only.
Note