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 ...

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 ...

Trading volume refers to the total number of shares or contracts traded in a given period. It’s used to measure the market’s activity and liquidity during a certain period of time — like a day. It’s ...