NEW YORK (AP) — A look at the 10 biggest percentage gainers on Nasdaq at the close of trading:

Optibase Ltd. rose 26.2 percent to $6.45.

Parametric Sound Corp. rose 15.8 percent to $6.23.

B Communcations Ltd. rose 12.0 percent to $6.80.

First South BanCorp. Inc. rose 11.3 percent to $5.40.

Aegerion Pharmaceuticals Inc. rose 9.7 percent to $19.15.

Del Frisco's Restaurant Group rose 9.4 percent to $16.41.

Kythera Biopharmaceuticals Inc. rose 8.4 percent to $22.50.

Genomic Health Inc. rose 8.3 percent to $35.84.

First Solar Inc. rose 8.3 percent to $24.09.

Seattle Genetics Inc. rose 7.6 percent to $26.94.