Top 10 New York Stock Exchange-traded stocks posting largest percentage decreases

Markets Associated Press

A look at the 10 biggest percentage decliners on New York Stock Exchange at 1 p.m.:

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Castlight Health Inc. fell 7.9 percent to $15.20.

TRC Companies Inc. fell 7.5 percent to $5.41.

Adeptus Health fell 6.8 percent to $24.38.

Six Flags Entertainment Corp. fell 6.4 percent to $38.37.

Materion Corp. fell 6.3 percent to $36.80.

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Herbalife Ltd. fell 6.2 percent to $57.06.

A.H. Belo Corp. fell 5.2 percent to $10.77.

Cliffs Natural Resources Inc. fell 5.2 percent to $15.01.

Standard Register Co. fell 4.6 percent to $5.16.

Luxoft Holding Inc. fell 4.5 percent to $33.29.