Take a look at some of Thursday's midday movers:
Apple moved lower after an appeals court tossed an injunction banning sales of rival Samsung's Galaxy Nexus phones.
(Read More: Stocks Are Weak, but No Correction Yet)
Oshkosh surged on news that Carl Icahn was making a $32.50 a share hostile offer.
Luxury goods makers Coach andTiffany moved higher after Burberry said sales had steadied in recent weeks, a month after the high-end retailer issued a profit warning.
WR Grace hit another record high as Piper Jaffray initiated coverage of the company with an "overweight" rating and a $70 price target.
NY Times moved higher after Barclays boosted its rating to "overweight, " citing rising revenue payoffs from its digital operations.
Fastenal jumped after Wunderlich made positive comments on the company's vending machine successes.
Shutterstock surged in its Wall Street debut, a day after the online stock photography provided priced its shares above its expected range. Realogy also soared on its first day of trading, as investors bet on the growth of the housing market.
Biopharma firms Kythera and Intercept Pharma also surged in their debuts on the Nasdaq.
Riverbed Technology gained ground after Sterne Agee raised its price target to $25 while keeping its "buy" rating on the company.
Cooper Tire rose on reports of a potential deal with India's Apollo Tyres .
Higher One fell after Piper Jaffray downgraded the stock to "underweight" and lowered its price target to $11 from $16.
Safeway lost ground after the company reported weaker-than-expected third-quarter earnings.
Murphy Oil moved higher after activist investor fund Third Point won U.S. antitrust approval to buy an unspecified stake in the company.
Quest Diagnostics rose after the lab testing company said it will cut 400 to 600 jobs through 2013.
Ryland Group slid after MKM Partners downgraded the stock to "sell, " saying it is time to take profits in homebuilders as sales growth may slow. Other homebuilders, including Lennar, DR Horton, KB Homes, and Toll Brothers were lower as well.
(Read More: CNBC's Market Insider Blog )
—By CNBC's Rich Fisherman.
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