You can also calculate the volatility of an entire portfolio, but this formula is far more complex. To keep things simple, we will explain the formula assuming a two-stock portfolio. The data ...

The rules behind the cost basis of inherited stock are simple. Most of the time, you calculate the cost basis for inherited stock by determining the fair market value of the stock on the date that ...

Value investors (the most famous is Warren Buffett) use intrinsic value as their compass, seeking prospects where a stock's market price falls below what they calculate to be its actual worth.

Return on investment (ROI) measures how well an investment is performing. Learn how to calculate and interpret the ROI of your current portfolio or a potential investment.