0001104659-15-023086 DEFA14A 6 20150326 20150326 20150326 Duke Energy CORP 0001326160 4931 202777218 DE 1231 DEFA14A 34 001-32853 15727818 550 SOUTH TRYON STREET DEC45 CHARLOTTE NC 28202 704-382-3853 550 SOUTH TRYON STREET DEC45 CHARLOTTE NC 28202 Duke Energy Holding Corp. 20050628 Deer Holding Corp. 20050504 DEFA14A 1 a15-1583_4defa14a.htm DEFA14A GRAPHIC 2 g15834bgi001.gif GRAPHIC GRAPHIC 3 g15834bgi002.gif GRAPHIC GRAPHIC 4 g15834bgi003.gif GRAPHIC GRAPHIC 5 g15834bgi004.gif GRAPHIC GRAPHIC 6 g15834bci001.jpg GRAPHIC