Take a look at some of Tuesday's midday movers:
General Electric - Shares rose 2 percent after CEO Jeff Immelt said he spent his entire 2013 cash bonus of $2.6 million on the company's stock.
J.C. Penney Company - The retailer climbed 6.4 percent after Standard & Poor's Ratings Services raised its credit outlook on the company to stable from negative.
Abercrombie & Fitch - The teen-clothing retailer rose 6.3 percent after Credit Suisse upgraded the stock to outperform from neutral.
Corning - The specialty glass producer jumped 1.1 percent after it announced a $1.25 billion accelerated stock buyback with Citibank.
FuelCell Energy, Plug Power and Ballard Power Systems all advanced on news electric-car maker Tesla Motors was expanding its network in Europe.
Russian stocks including Qiwi, Mobile Telesystems, Yandex and VimpelCom gained as the crisis in Ukraine eased. The Market Vectors Russia ETF also rose.
Chevron - Shares of the oil producer rose after a federal judge ruled in its favor in an Ecuadorean pollution case..
Facebook - The social-networking site jumped on reports it was in talks to buy drone-maker Titan Aerospace for $60 million.
Delta Air Lines - Shares surged after the carrier reported traffic rose 2.4 percent in February.
Trina Solar - The Chinese solar company gained 9.8 percent after it reported a profitable third quarter.
Blackberry - gained after BGR reported its QNX system was part of Apple's new CarPlay product.
Oxygen Biotherapeutics - Shares soared 25 percent in heavy volume after the FDA lifted a clinical hold on its treatment for traumatic brain injury.
Cliff Natural Resources - Shares fell 2.6 percent after Wells Fargo downgraded the miner to underperform from market perform.
Anadarko Petroleum - The energy producer rose 1.5 percent after it said it raised its 2014 capital expenditure budget by 8 percent.
Riverbed Technology - Shares declined 0.7 percent after Elliott Management, which owns a 10.5 percent stake in the company, criticized its expanded stock-repurchase program.
McDermott International - Shares dropped 9.4 percent after the engineering and construction company reported a fourth-quarter loss and withdrew its guidance.
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—By CNBC's Rich Fisherman.
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