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

AT&T Inc. fell 1.9 percent to $35.67 with 17,208,800 shares traded.

Advanced Micro Devices Inc. rose 2.9 percent to $3.93 with 96,786,000 shares traded.

Alcoa Inc. fell 2.4 percent to $16.33 with 17,558,600 shares traded.

Bank of America Corp. fell 1.7 percent to $15.31 with 34,015,900 shares traded.

Ford Motor Co. fell 2.0 percent to $17.11 with 17,470,200 shares traded.

Rite Aid Corp. fell .1 percent to $6.67 with 16,358,100 shares traded.

Sprint Corp. fell 5.3 percent to $7.35 with 50,911,200 shares traded.

Synchrony Financial was unchanged at $23.00 with 47,197,200 shares traded.

T-Mobile U.S. Inc. rose 7.1 percent to $33.13 with 20,454,600 shares traded.

Twitter Inc. fell 2.8 percent to $45.01 with 29,717,400 shares traded.