Midday Movers: Apple, Target, Micron & More

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

Darden Restaurants - Shares of the restaurant-chain operator climbed after activist-investor Starboard Value disclosed a stake in the company.

Micron Technology - Shares fell after Bank of America/Merrill Lynch downgraded its rating of the chip manufacturer to "underperform" from "neutral."

Eagle Rock Energy Partners - Shares jumped after Regency Energy Partners said it would acquire pipeline and other assets from the company and Hoover Energy Partners for about $1.6 billion.

Apple - Shares of the company rose after it reached a deal to sell its iPhones through China Mobile.

United Therapeutics - The drug developer's shares rallied after regulators approved its latest treatment for high blood pressure.

Target - Shares of the discount retailer fell amid lawsuits filed in the wake of the theft of data on about 40 million credit and debit card accounts of shoppers at Target from Nov. 27 to Dec. 15.

Jos. A. Bank Clothiers - Shares declined afterit rebuffed a $1.5 billion takeover bid by Men's Wearhouse.

(Read More: See CNBC's Market Insider Blog)

—By CNBC's Kate Gibson.

Questions? Comments? Email us at marketinsider@cnbc.com

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