Company:  NANOSPHERE INC (NSPH)
Form Type:  SC 13G/A
Filing Date:  2/14/2012 
CIK:  0001105184 
Address:  4088 COMMERCIAL AVE 
City, State, Zip:  NORTHBROOK, Illinois 60062 
Telephone:  847-400-9000 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$3.72  
Change: 
0.02 (0.54%)  
Trade Time: 
04:00 PM EST  
Market Cap: 
$215.51M
Description of Business
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  FORM SC 13G/A