Millions of shares change hands each day on the world's stock exchanges, but not all price shifts mean the same thing. A stock rising on heavy trading volume tells a different story than one climbing ...

Volume is an important factor for day traders, and it relates to how many shares of a particular stock is traded for a given time period. This helps traders understand how liquid the stock is, which ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

The issue of insider trading has always been a hot one in the stock market and investment circles. Whereas illegal insider trading occurs when a person trades in stocks using non-public material ...