Long Island companies whose stock moved significantly during the week ending Jan. 7, 2011.
$3.09 (week's change: +38.0%)
52-week return: +268.0%
Shares surged after the maker of TV tuner products for personal computers unveiled devices at the Consumer Electronics Show in Las Vegas that will stream live TV to iPads and iPhones.
$60.67 (week's change: -5.9%)
52-week return: +31.3%
After hitting an all-time high on the first trading day of 2011, shares fell when the industrial tools distributor said quarterly profit would be on the low-to-mid end of analysts' estimates.
Read more of Inside Long Island Business