Company:  NANOSPHERE INC (NSPH)
Form Type:  8-K
Filing Date:  5/7/2013 
CIK:  0001105184 
Address:  4088 COMMERCIAL AVE 
City, State, Zip:  NORTHBROOK, Illinois 60062 
Telephone:  847-400-9000 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$1.83  
Change: 
-0.02 (-1.08%)  
Trade Time: 
Apr 17  
Market Cap: 
$140.69M
Description of Business
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  FORM 8-K
    SECTION 1 BUSINESS AND OPERATIONS
      Item 1.01 Entry Into A Material Definitive Agreement.
    SECTION 2 FINANCIAL INFORMATION
      Item 2.03 Creation of a Direct Financial Obligation or an ...
    SECTION 3 SECURITIES AND TRADING MARKETS
      Item 3.02 Unregistered Sales of Equity Securities.
    SECTION 9 FINANCIAL STATEMENTS AND EXHIBITS
      Item 9.01. Financial Statements and Exhibits
    SIGNATURES
    EXHIBIT INDEX
  EXHIBIT 4.1
  EXHIBIT 4.2
  EXHIBIT 4.3
  EXHIBIT 10.1
  EXHIBIT 10.2
  EXHIBIT 10.3
  EXHIBIT 10.4
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