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

Fortuna Silver Mines Inc. rose 11.6 percent to $6.25.

Goodrich Petroleum Corp. Holding Co. rose 11.0 percent to $15.61.

Southwestern Energy Co. rose 10.3 percent to $32.46.

Range Resources Corp. rose 9.2 percent to $59.00.

EXCO Resources Inc. rose 8.8 percent to $8.55.

Forest Oil Corp. rose 8.8 percent to $14.04.

Harvest Natural Resources Inc. rose 8.8 percent to $7.20.

Quicksilver Resources Inc. rose 8.6 percent to $5.80.

EQT Corp. rose 8.3 percent to $50.13.

Ultra Petroleum Corp. rose 8.0 percent to $25.42.

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