NEW YORK (AP) — A look at the 10 biggest percentage decliners on New York Stock Exchange at the close of trading:

KBR Inc. fell 7.9 percent to $29.48.

Aeropostale Inc. fell 6.5 percent to $12.38.

Peabody Energy Corp. fell 5.4 percent to $25.17.

Walter Industries Inc. fell 5.4 percent to $37.28.

Watson Pharmaceuticals Inc. fell 4.9 percent to $83.71.

J.C. Penney Co. fell 4.6 percent to $18.26.

Vocera Communications Inc. fell 4.5 percent to $25.66.

Flagstar Bancorp Inc. fell 4.3 percent to $17.85.

Cliffs Natural Resources Inc. fell 4.1 percent to $36.21.

American Eagle Outfitters Inc. fell 4.0 percent to $19.14.