NEW YORK (Reuters) - Visa Inc, which plans to float its shares on the New York Stock Exchange on Wednesday in the biggest U.S. initial public offering ever, will not be deterred by market turmoil that has taken a severe toll in recent days, analysts said on Monday.

Cheers went up on the floor of the New York Stock Exchange Monday in response to news that New York Gov. Eliot Spitzer might resign over his alleged involvement with a prostitute.

Ambac Financial Group tumbled 19 percent in New York Stock Exchange trading yesterday after the bond insurer's plan to raise $1.5 billion failed to allay concern that it may lose its AAA credit rating.

NEW YORK -- Stock investors in recent weeks have been more willing to brush off a drumbeat of negative housing and inflation news that has cast a pall over their credit-market comrades. Who's getting it right?

NEW YORK -- Stock futures were little changed Friday as investors, in the absence of news to guide trading, were expected to make few moves ahead of the weekend.

NEW YORK -- Stock futures rose Tuesday as investors digested earnings from Wal-Mart Stores Inc. and news of more problems at some of the world's largest banks.

He's likely to overhaul the division whose huge mortgage-related losses did in ex-CEO O'Neal. Merrill Lynch & Co., which ousted its chief executive last month after huge mortgage-related losses, on Wednesday named John Thain, the head of the New York Stock Exchange's parent company, as its new CEO.