Company:  DUKE ENERGY CORP (DUK)
Form Type:  4
Filing Date:  5/7/2012 
CIK:  0001326160 
Address:  550 SOUTH TRYON STREET
DEC45
 
City, State, Zip:  CHARLOTTE, North Carolina 28202 
Telephone:  704-382-3853 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$71.62  
Change: 
0.46 (0.65%)  
Trade Time: 
May 17  
Market Cap: 
$50.55B
Description of Business
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  FORM 4
    NAME AND TITLE
    NON DERIVATIVE SECURITIES
    DERIVATIVE SECURITIES
    REPORTING OWNERS
    SIGNATURES