NEW YORK (AP) -- A look at the 10 biggest percentage gainers on New York Stock Exchange at 1 p.m.:
Saks Inc. rose 8.4 percent to $13.32.
Transcontinental Realty Investors Inc. rose 7.8 percent to $6.90.
Arch Coal Inc. rose 7.2 percent to $5.77.
Laredo Petroleum Holdings Inc. rose 6.9 percent to $20.49.
Wausau Paper Corp. rose 6.8 percent to $10.89.
Navios Maritime Holdings Inc. rose 6.4 percent to $5.33.
Era Group rose 5.9 percent to $26.05.
Autozone Inc. rose 5.8 percent to $432.84.
LeapFrog Enterprises Inc. rose 5.6 percent to $10.10.
Medtronic Inc. rose 5.4 percent to $52.57.
