$24.00 (week's change: +15.3%)
52-week return: +41.9%
The provider of finance software to car dealers had its biggest weekly gain since March 2009 after reporting strong earnings. The company cited increases in car sales and subprime lending.
$22.90 (week's change: -6.0%)
52-week return: +12.5%
Shares Friday suffered their worst one-day point drop since Oct. 23, 2009, after the software maker posted quarterly revenue and profit higher than a year ago but under analysts' estimates.
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