Take a look at some of Tuesday's midday movers:
Pfizer moved lower as the FDA moved to extend its review of the company's rheumatoid-arthritis drug by three months.
Apple fell after receiving a rare downgrade. Oracle Investment Research downgraded the stock to "hold" from "buy."
Gold stocks, including Barrick Gold, Goldcorp, Newmont Mining, Kinross Gold and New Gold gained ground as since June 6.
Netflix rose after Caris & Co. upgraded the stock to "average" from "below average."Alpha Natural
both rose after a federal appeals court said the EPA’s ruling limiting emissions that cross state lines exceeds the agency’s authority and must be revised.
Genworth Financial moved higher for the 12th time in 13 sessions on reports the company's board is working on a new strategic plan which includes finding a CEO.
Jefferies rose as Rochdale upgraded the company to "buy" from "neutral."
Nordson jumped on better-than-expected quarterly results.
AM Castle surged on news an investor group, led by billionaire California financier Tom Gores and Chicago metals firm Ryerson took a 6.1 percent stake in the specialty metals and plastics distributor.
Daktronics jumped after the maker of larger-screen electronics displays reported better-than-expected quarterly earnings on a 29 percent increase in orders.
—By CNBC's Rich Fisherman.
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