NYSE Stocks Posting Largest Percentage Decreases

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

Atlantic Power Corp. fell 17.0 percent to $5.91.

ITT Educational Services Inc. fell 8.8 percent to $12.36.

Ritchie Brothers Auctioneers Inc. fell 7.3 percent to $21.20.

Endeavour Silver Corp. fell 7.3 percent to $5.19.

Nustar Energy LP fell 6.9 percent to $47.00.

Yamana Gold Inc. fell 6.2 percent to $13.86.

Primero Mining Corp. fell 6.1 percent to $5.35.

SandRidge Permian Trust fell 6.1 percent to $14.50.

IAMGold Corp. fell 6.1 percent to $6.15.

Cliffs Natural Resources Inc. fell 5.8 percent to $23.78.

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