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

DUSA Pharmaceuticals Inc. rose 37.5 percent to $7.95.

Providence Service Corp. rose 17.6 percent to $11.67.

InterMune Inc. rose 16.7 percent to $9.52.

Tekmira Pharmaceuticals Corp. rose 16.2 percent to $5.19.

Sapient Corp. rose 15.6 percent to $11.44.

Perion Network Ltd. rose 15.6 percent to $9.02.

EZchip Semiconductor Ltd. rose 14.6 percent to $34.80.

World Energy Solu rose 14.0 percent to $5.13.

Mannatech Inc. rose 13.8 percent to $5.53.

Bank of the James Financial Group rose 13.2 percent to $7.00.