Beginning Tuesday, the time for stock transactions to get completed ... Shortening the settlement cycle will help to foster greater market efficiency, which in turn may help to protect investors.

For many stocks, transactions are occurring every second the stock market is open. When it's time to save for college, you have many choices. Here are the five most popular and how they work.

It offers a few different trading methods, similar to a stock brokerage. Transaction fees are higher for "takers," who use market orders that fill immediately at the current market price.

Trading holidays are days when the stock exchange remains completely closed. No transactions take ... on price movements, market sentiment, and settlement cycles helps traders make informed ...