Company:  GT ADVANCED TECHNOLOGIES ... (GTAT)
Form Type:  4
Filing Date:  3/26/2012 
CIK:  0001394954 
Address:  243 DANIEL WEBSTER HIGHWAY 
City, State, Zip:  MERRIMACK, New Hampshire 03054 
Telephone:  (603)883-5200 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$4.29   		Change: 
0.08 (1.90%)  
Trade Time: 
May 23   		Market Cap: 
$512.25M
Description of Business
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  FORM 4
    NAME AND TITLE
    NON DERIVATIVE SECURITIES
    DERIVATIVE SECURITIES
    EXPLANATIONS AND REMARKS
    REPORTING OWNERS
    SIGNATURES
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