Time-Weighted Return (TWR) Calculator
Chain-link sub-period returns into the manager's true performance — immune to your deposit/withdrawal timing.
Formula
TWR breaks the period at every cash flow and chains the pieces, isolating investment skill from contribution timing — it's the GIPS standard for comparing funds. Your personal experience is the money-weighted return; both are true, they answer different questions.
Not financial advice — for informational and analytical use only. Verify all figures with a qualified professional before acting on them.
Need time-weighted return calculator results fast? Analysts, founders, traders and finance professionals use the Time-Weighted Return Calculator to skip the spreadsheet and get a defensible answer in one step — free, private and instant.
About Time-Weighted Return (TWR) Calculator
Chain-link sub-period returns into the manager's true performance — immune to your deposit/withdrawal timing. TWR breaks the period at every cash flow and chains the pieces, isolating investment skill from contribution timing — it's the GIPS standard for comparing funds. Your personal experience is the money-weighted return; both are true, they answer different questions. The governing relationship is TWR = Π(1 + rᵢ) − 1. The Time-Weighted Return Calculator computes entirely in your browser — free, private (your figures never leave your device) and instant, recalculating live as you change any input.
How to use Time-Weighted Return (TWR) Calculator
- 1Enter Sub-period 1 return (%), Sub-period 2 return (%), Sub-period 3 return (%), Sub-period 4 return (%) into the Time-Weighted Return Calculator.
- 2The result is computed automatically using TWR = Π(1 + rᵢ) − 1 — there is no button to press.
- 3Change any input to model a different scenario, then copy or share the result.
Why use Time-Weighted Return (TWR) Calculator?
- ✓Computes time-weighted return calculator instantly with the correct formula — no spreadsheet needed
- ✓100% free and unlimited, with no sign-up, login or paywall
- ✓Runs entirely in your browser, so the figures you enter stay private
- ✓Shows the formula, a live worked example and references so you can defend the number
Frequently asked questions
What is the formula behind the Time-Weighted Return Calculator?+
Time-Weighted Return Calculator uses TWR = Π(1 + rᵢ) − 1. TWR breaks the period at every cash flow and chains the pieces, isolating investment skill from contribution timing — it's the GIPS standard for comparing funds. The tool substitutes your actual inputs into this relationship and shows the worked example step by step.
What inputs does the Time-Weighted Return Calculator need?+
Enter Sub-period 1 return (%), Sub-period 2 return (%), Sub-period 3 return (%), Sub-period 4 return (%) and the result updates immediately — there is no button to press. Change any value to model a different scenario in real time.
Is the Time-Weighted Return Calculator free, and is my data private?+
Yes — it is completely free with no sign-up or usage limit, and it runs entirely in your browser, so the numbers you enter are never uploaded or stored on any server. It is for informational and analytical use, not financial advice.
What should I watch out for when using the Time-Weighted Return Calculator?+
Your personal experience is the money-weighted return; both are true, they answer different questions.
What is the Time-Weighted Return Calculator based on?+
The method follows authoritative sources: GIPS standards — return calculation methodology. The formula and references are shown on the page so you can verify and cite the result.
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