Short selling is one of those features of the market that companies tend to dislike, but for arbitrageurs and market makers, it is an absolute necessity. The fear for companies and investors is ...

This profit-taking was largely to blame for the market's weakness during the first trading session of the new year, said Jay Hatfield, portfolio manager at Infrastructure Capital. "At the ...

Since markets tend to see a drop in volatility rather than a clear directional move, traders may find volatility-based strategies more effective than simple buy-or-sell approaches.