Take a look at some of Thursday's midday movers:
Midday selloff in stocks coincided with a rally in bonds and a selloff in the U.S. dollar.
Apple traded down almost 2 percent ahead of its Worldwide Developers Conference next Monday.
Hologic rallied after the company announced a strategic alliance with Quest Diagnostics. The alliance will focus on women's health issues including plans to co-develop and promote advanced diagnostic solutions.
Ciena rallied to its 52-week high after the company posted an unexpected quarterly profit. Shares of its competitor, Cisco Systems also rallied to a new 52-week high before moving lower along with the broader market.
Yum Brands traded higher on above-average volume after a report that an analyst made positive comments about the fast-food chain's KFC May sales in China.
Netflix traded lower as the company's 10-day moving average moved below the 30-day moving average.
—By CNBC's Lori Spechler
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