Long Island companies whose stocks made significant moves for the week ending Oct. 15, 2010.

Veeco Instruments

(VECO)
Plainview  
$40.43 (week's change: +10.7%) 
52-week return: +57.7%
Shares of the manufacturer of equipment used by LED makers rose after a General Electric executive told Bloomberg News that GE will continue to invest heavily in new LED technologies.

Bovie Medical

(BVX)
Melville  
$1.87 (week's change: -11.8%) 
52-week return: -79.1%
The electrosurgical device maker, beset by a patent-infringement suit and other woes, hit a five-year low. Bovie is the worst performing local stock in 2010, down 76 percent.

--------------------
Read more of Inside Long Island Business

Get the latest news and more great videos at NewsdayTV Credit: Newsday

Remembering TWA Flight 800 ... Weekend weather outlook ... East End tax challenges ... America 250: Huntington archives ... Get the latest news and more great videos at NewsdayTV

Get the latest news and more great videos at NewsdayTV Credit: Newsday

Remembering TWA Flight 800 ... Weekend weather outlook ... East End tax challenges ... America 250: Huntington archives ... Get the latest news and more great videos at NewsdayTV

SUBSCRIBE

Unlimited Digital AccessOnly 25¢for 6 months

ACT NOWSALE ENDS SOON | CANCEL ANYTIME