Stocks, Stock Market | featured news

Kenneth T. Robinson took tips about corporate mergers from one friend and passed them to another for 15 years. He knew he should walk away. But he says he just couldn't stop trafficking in insider-trading tips.

The Securities and Exchange Commission unveiled a long-awaited plan designed to protect the markets from volatile price swings following the May 6 "flash crash."

Nasdaq's late-night rebalancing of its benchmark Nasdaq-100 Index spurred volatility in Apple shares as its weighting is slashed, and surprised U.S. fund managers who questioned the timing of the announcement.

The blue chips kicked off the second quarter with solid gains on optimistic economic data after capping the best first quarter in more than a decade.

Stocks started the week with big gains Monday on a major telecommunications deal and signs that Japan's nuclear crisis was stabilizing. The Dow Jones industrial average closed above 12,000 for the first time since a nuclear power plant in Japan failed following a massive earthquake and tsunami....

Billionaire investor Warren Buffett said on Monday that Japanese stocks were good investments after the deadly earthquake that hit the world's third-biggest economy last week.

Nasdaq OMX Group Inc.'s potential hostile bid for NYSE Euronext would face substantial antitrust questions in the U.S., where it would merge two direct competitors and create a monopoly in the market for corporate listings, according to antitrust lawyers.

Markets calmed Thursday, opening broadly higher in New York. Markets regained their losses Thursday, after falling nearly 2% on Wednesday as Japan’s nuclear crisis and protests in the Middle East heated up fears over the safety in equity investments. Oil added to its gains Thursday, rising 2% to $99.99 a barrel.

Concerns over the deteriorating condition of Japan's stricken nuclear reactors, and the effect on global economies, sparked the Dow's biggest selloff since August and left the S&P 500 in the red for 2011.

Stocks plunged Tuesday, sending the Dow Jones industrial average down almost 300 points at the opening, as the nuclear crisis in Japan intensified following a deadly earthquake and tsunami....