New York Stock Exchange's 10 most active stocks at 1 p.m.

Markets Associated Press

A look at New York Stock Exchange 10 most-active stocks at 1 p.m.:

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Advanced Micro Devices Inc. fell 3.4 percent to $2.57 with 12,838,500 shares traded.

Alcoa Inc. fell 3.0 percent to $16.43 with 11,171,400 shares traded.

Bank of America Corp. was unchanged at $17.68 with 52,981,400 shares traded.

Citigroup Inc. rose .5 percent to $56.36 with 12,244,100 shares traded.

Ford Motor Co. fell 1.0 percent to $15.54 with 13,201,600 shares traded.

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General Electric Co. fell .2 percent to $25.96 with 14,727,900 shares traded.

Halliburton Co. fell 3.6 percent to $38.93 with 22,350,700 shares traded.

Kinder Morgan Inc. fell 2.7 percent to $39.99 with 14,244,100 shares traded.

J.C. Penney Co. fell 6.8 percent to $6.19 with 11,619,200 shares traded.

Twitter Inc. fell 5.1 percent to $36.54 with 12,344,100 shares traded.