Average Return Calculator
Calculate your average annual return using cash flows or multiple investment returns. Choose a method below.
Cash Flow Based Return Calculation
Calculate your average annual return using cash flows and investment balances.
Multiple Returns Based Calculation
Calculate the weighted average return from multiple investment periods.
About Average Return Calculations
The Average Return Calculator provides two different methods for calculating investment returns, each suitable for different scenarios and investment strategies.
Cash Flow Based Calculation
This method calculates the average annual return of an entire account based on starting and ending balances as well as the dates and amounts of deposits or withdrawals.
- Time-Weighted Return: Measures the compound rate of growth of one unit of currency invested in the portfolio. This method is not affected by cash flows and is commonly used by investment professionals.
- Money-Weighted Return: Also known as the Internal Rate of Return (IRR), this method accounts for the timing and size of cash flows, making it more relevant for individual investors.
Multiple Returns Calculation
This method calculates the weighted average return of multiple investments with different holding periods. It's useful for portfolio analysis and comparing different investment strategies.
Key Concepts
- Annualized Return: The geometric average return per year, accounting for compounding effects.
- Weighted Average: Each return is weighted by its holding period, giving more importance to longer-term investments.
- Time Value of Money: Both calculations account for the fact that money received earlier is worth more than money received later.
When to Use Each Method
- Cash Flow Method: Use when you have regular deposits/withdrawals and want to measure the performance of your overall investment strategy.
- Multiple Returns Method: Use when comparing different investments or analyzing a portfolio with various assets held for different periods.
Important Considerations
- Returns are calculated before taxes and fees
- Past performance does not guarantee future results
- Consider inflation when evaluating real returns
- Diversification can help reduce risk