Long Island stocks on move

Hi-Tech Pharmacal
(HITK)
Amityville
$22.48 (week's change: +9.9%) 
52-week return: -1.0%
The drug maker said it was granted tentative approval by the FDA to sell a generic version of the antibiotic Levaquin and a generic version of Combigan, which is used to treat glaucoma.

Perfumania Holdings
(PERF)
Bellport
$10.10 (week's change: +4.4%) 
52-week return: +12.2%
The operator of more than 350 retail fragrance stores said same-store sales in March rose 16 percent. Year to date, Perfumania says same-store sales are up 11 percent.

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