Stock indexes are collections of stocks meant to represent the market or a portion of it—they are used by investors as benchmarks against which to compare the performance of their own portfolios.

When it comes to a particular stock rather than the market at large, capitulation can occur as a result of disappointing news (e.g., dropping sales or missed earnings estimates) being released ...

A stock's beta indicates how volatile its price is compared to other stocks. Here's how to interpret beta when choosing ...