Long Island stocks on move

Cedar Shopping Centers
(CDR)
Port Washington
$3.97 (week's change: -20.0%)
52-week return: -31.8%
Amid a chaotic week filled with bad economic news and an overall aversion to stocks, the shopping-center owner posted a quarterly net loss bigger than analysts' estimates.

DealerTrack Holdings
(TRAK)
Lake Success
$19.33 (week's change: -16.6%)
52-week return: +18.7%
The supplier of financial software to auto dealers was hit hard by renewed fears of a double-dip recession and a report showing car sales were softer than expected last month.

Photo: Wall Street traders during a calamitous week.