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

YuMe Inc. rose 5.5 percent to $5.40.

Globant SA rose 5.1 percent to $12.16.

Hewlett Packard Co. rose 5.0 percent to $36.86.

Imprivata Inc. rose 5.0 percent to $15.39.

Hormel Foods Corp. rose 4.9 percent to $50.21.

Genie Energy Ltd. rose 4.7 percent to $7.85.

Build-A-Bear Workshop Inc. rose 4.5 percent to $12.23.

Ducommun Inc. rose 4.4 percent to $30.53.

Hanger Inc. rose 4.2 percent to $21.96.

Trupanion Inc. rose 4.1 percent to $9.15.