Midday Movers: ICE, NYX & More

Take a look at some of Thursday's midday movers:

IntercontinentalExchange confirmed a deal to acquire NYSE Euronext for $33.12 per share in cash and stock, or a total of approximately $8.2 billion. NYSE Euronext soared following the news, while ICE fell.

Herbalife continued to fall after hedge fund activist William Ackman laid out his short thesis at the Sohn Conference Foundation.

Carnival Corp fell sharply after the cruise operator reported lower quarterly profits and said bookings for 2013 were still lagging below last year's levels.

Stillwater Mining spiked midday; the Clinton Group sent a letter to its board of directors saying that fair value of shares is between $21 and $23 per share.

Research In Motion moved higher ahead of its quarterly earnings report expected after the bell.

Gamestop was one of the biggest laggards on the S&P 500 after an analyst at Piper Jaffray cut hardware and software estimates for the videogame retailer.

And Lazard fell after The Wall Street Journal reported Cerberus was speaking with the asset management company regarding the auction of its Freedom Group assets. Freedom Group is a holding company that includes gun manufacturers such as Bushmaster.

—By CNBC's Lori Spechler

Questions? Comments? Email us at marketinsider@cnbc.com

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