Market Insider

Midday movers: Pandora, Kroger, RadioShack & More

Speaker wall at a Radio Shack concept store in New York City.
Source: Radio Shack

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

Pandora Media - Shares of the provider of online music fell 3 percent on disappointing audience growth in February. The company is also going to stop providing monthly metrics.

Kroger - The supermarket operator rose 0.4 percent after projecting a higher-than-estimated full-year profit.

Ebay - The e-commerce company gained 1.3 percent after activist Carl Icahn told shareholders in a letter on Thursday that he has "not yet begun to fight" in his push to get the company to spin off its PayPal unit.

The Children's Place - The specialty apparel retailer fell 4.8 percent after posting weaker-than-expected fourth-quarter earnings and issued an outlook for the year below current consensus views.

Biogen Idec - Shares of the drug developer rose 2 percent after BMO Capital Markets raised its rating to outperform from market perform.

Pixelworks - Shares soared more than 50 percent in heavy trading after the maker of chips for digital display said in its annual report that Apple is among its largest customers.

SodaStream International -The maker of home beverage carbonation systems advanced 3.1 percent after fund manager Whitney Tilson said he had a position in the stock.

Logitech International - The computer-peripherals maker gained 5.3 percent after hiking its earnings guidance and saying it would repurchase $250 million of its shares.

Lumber Liquidators Holdings - Shares fell 2.1 percent after Wedbush downgraded the stock to neutral from outperform.

BJ's Restaurants - Shares jumped nearly 22 percent after Luxor Capitol Partners, which has a 12.4 percent stake in the restaurant operator, said it would nominate five representatives to its board.

RadioShack - Shares of the struggling electronics retailer fell 6 percent after Goldman Sachs cut its price target and maintained its sell rating.

Sangamo BioSciences - Shares rallied 21 percent after data from its study showed that a gene therapy yielded positive results in treating HIV.

Energy Recovery - Shares rose 42 percent after the maker of devices used to harness reusable energy reported better-than-expected fourth-quarter profit.

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—By CNBC's Rich Fisherman.

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