A look at the 10 biggest percentage gainers on New York Stock Exchange at the close of trading:

Bally Technologies Inc. rose 29.1 percent to $77.70.

Imperva Inc. rose 13.9 percent to $25.25.

Spirit Aerosystems rose 13.1 percent to $36.84.

LinkedIn Corp. rose 11.7 percent to $201.78.

DigitalGlobe Inc. rose 11.5 percent to $29.17.

WageWorks Inc. rose 11.0 percent to $46.34.

Green Dot Corp. rose 9.5 percent to $19.70.

Armstrong World Inds rose 8.9 percent to $52.99.

Cambrex Corp. rose 7.3 percent to $22.60.

Alamos Gold Inc. rose 7.2 percent to $9.57.