Exchange operator CME Group Inc. said Wednesday that it has reached a definitive settlement agreement with the Chicago Board Options Exchange, ending a two-year dispute over trading rights.

Stocks declined Tuesday as an inflation report agitated a market already rattled by worries about the financial sector.  The Dow dipped into bear-market territory during intraday trading but thinly escaped  by the closing bell.

Stocks declined Tuesday as oil surged above $115 a barrel and an inflation report agitated a market already rattled by worries about the financial sector. Retail stocks also fell amid a weak outlook for consumer spending.

Stocks declined Tuesday as a much higher-than-expected jump in inflation at the producer level agitated a market already rattled by worries about the financial sector. Retail stocks also fell amid a weak outlook for consumer spending.

Stocks opened lower Tuesday as a much higher-than-expected jump in inflation at the producer level agitated a market already rattled by worries about the financial sector.

CME Group's stranglehold on the U.S. futures market grew tighter on Monday with the approval of its $7.7 billion purchase of energy and metals trading market NYMEX Holdings.

CME Group Inc's <CME.O> stranglehold on the U.S. futures market grew tighter on Monday with the approval of its $7.7 billion purchase of energy and metals trading market NYMEX Holdings Inc <NMX.N>.

By Jonathan Spicer and Ros Krasny

CME Group Inc. on Monday said shareholders have approved the exchange's $9.4 billion acquisition of the New York Mercantile Exchange, and that the deal will close by the week's end.

A multibillion-dollar deal to will combine the Chicago Mercantile Exchange and the Chicago Board of Trade with the New York Mercantile Exchange will likely close next week.

Federal regulators have formed a task force to investigate and prosecute fraud in the retail market for trading foreign currencies outside of commodity exchanges, a field they say is riddled with unscrupulous operators.

Exchange operator CME Group Inc. said late Thursday that it priced a $1.3 billion offering of notes, proceeds of which will be used to finance its planned acquisition of Nymex Holdings Inc.

The Vix isn't just for the stock market anymore.

As oil hit a staggering high of $142 a barrel, and stocks flirt with a bear market, CNBC visited the Chicago Mercantile Exchange to discuss the overall economic picture and the state of U.S. business.

CME Group, parent company of the world's largest derivatives exchange, said its board has authorized a $1.1 billion share buyback and a special dividend of $5 per share.