Last week's biggest Gulf Coast gainers were Gerdau Ameristeel at $3.55 (47.65%), Wellcare Health Plans at $0.63 (2.31%) and Lincare Holdings at $0.57 (1.22%). The biggest decliners were Walter Energy Inc. at $-11.54 (-14.55%), HSN Inc. at $-2.33 (-8.65%) and Sun Hydraulics at $-1.78 (-6.84%).