Stocks that moved substantially or traded heavily Wednesday on the New York Stock Exchange and Nasdaq Stock Market:
AOL Inc., up $1.55 at $17.76
The internet company said its fourth-quarter net income fell sharply, but the company's advertising revenue rose 10 percent.
ManpowerGroup, up $5.75 at $45.86
The company, which provides temporary workers to companies, posted fourth-quarter results that easily beat Wall Street expectations.
Reinsurance Group of America Inc., up $1.48 at $55.97
A Raymond James analyst upgraded the life insurance company's stock citing its growth opportunities in international markets.
Amazon.com Inc., down $14.98 at $179.46
The online retailer and Kindle maker said its fourth-quarter revenue fell nearly $1 billion short of Wall Street expectations
Dendreon Corp., up 67 cents at $14.25
The cancer drug maker named former Eli Lilly and Savient Pharmaceuticals executive, John H. Johnson, as its new president and CEO.
IAC/InterActiveCorp., up $2.71 at $45.78
The website operator reported strong fourth-quarter results thanks to higher revenue from its dating sites Match.com and OKCupid.
Broadcom Corp., up $2.78 at $37.13
The semiconductor company said that its fourth-quarter net income fell nearly 4 percent but its profit beat market expectations
Corinthian Colleges Inc., up $1.10 at $4.13
The for-profit education company said that it returned to a profit in its fiscal second quarter as it slashed its expenses.