NEW YORK (AP) â¿¿ A look at the 10 biggest percentage decliners on New York Stock Exchange at the close of trading: AMN Healthcare Services Inc. fell 11.1 percent to $8.68. KapStone Paper fell 7.8 percent to $19.39. Metals USA Hldgs fell 7.6 percent to $14.40. Stillwater Mining Co. fell 7.5 percent to $12.86. Cliffs Natural Resources Inc. fell 7.0 percent to $42.36. Feihe International Inc. fell 7.0 percent to $5.68. EXCO Resources Inc. fell 6.2 percent to $7.54. Rock-Tenn Co. fell 6.0 percent to $63.67. Tenneco Inc. fell 6.0 percent to $30.00. Vulcan Materials Co. fell 6.0 percent to $46.22.
