Long-term investors know that it's important to keep perspective on the fluctuations of the financial markets. Nevertheless, looking at monthly returns on investment can give you important information ...

A stock's historical variance measures the difference between the stock's returns for different periods and its average return. A stock with a lower variance typically generates returns that are ...

You don’t need a doctoral degree in finance to calculate your portfolio’s investment returns. A few principles are enough to turn even the most math-phobic people into shrewd investors. While basic ...

You don’t have to be a math whiz to figure out how much you'll earn with a CD. David McMillin writes about credit cards, mortgages, banking, taxes and travel. Based in Chicago, he writes with one ...

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 ...

One simple but powerful method investors can use to assess the risk and reward of a stock portfolio is using the Capital Asset Pricing Model, or CAPM, model for expected returns. The basics of CAPM ...

Calculating return on investment (ROI) on a rental property is essential for understanding its profitability and making informed decisions as an investor. ROI measures how much profit you’re ...

Stock's historical variance measures its return stability over time. Higher variance indicates greater return unpredictability and risk. Calculate variance using Excel to simplify the process for ...