The S&P 500 has averaged about 10% annually since 1928, but that figure varies widely by time period. What the long-run data actually shows.

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Thomas J. Brock is a CFA and CPA with more ...

The return of an investment is the amount by which it has changed in value over a particular period of time, expressed as either a dollar amount or a percentage of the initial investment.

Return on Investment (ROI) measures the profitability of an investment. This guide explains what ROI is and provides a step-by-step guide on how to calculate it. Return on investment (ROI) helps ...

Every thriving business relies on a robust return on investment (ROI) to help gauge whether its investments are yielding a profit. Although you as an individual investor possess shallower pockets than ...

The cumulative abnormal return (CAR) is a key metric used by investors and financial analysts to evaluate the actual performance of a stock or portfolio relative to what is expected. CAR measures the ...

Determining investment returns over time can be challenging and typically involves many complicated mathematical formulas. However, our calculator makes it easy to compute investment returns by ...

Mutual fund returns explained: CAGR vs XIRR vs rolling returns highlights key differences in measuring growth, SIP performance and consistency. The final investment decision should be made after ...