Stocks of Long Island companies that moved significantly during the week ending Aug. 12, 2011.
$48.19 (week's change: +8.2%)
52-week return: +37.8%
The filtration systems maker had its best week in six months after naming a new chief executive. Analysts at Wedbush upgraded shares to "outperform" with a $60 price target.
$3.03 (week's change: -21.9%)
52-week return: +9.0%
On a wild up and down week on Wall Street, it was mostly down for the data-protection products supplier after posting a wider net loss and lower sales compared to the same quarter a year ago.
Pictured above, trader Gregory Rowe and specialist Jennifer Klesaris work on the floor of the New York Stock Exchange on Friday.
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