Item 9.01. Financial Statements and Exhibits.

(b) Pro Forma Financial Information.

On July 2, 2012, Duke Energy Corporation completed the merger contemplated by the Agreement and Plan of Merger among Diamond Acquisition Corporation, Duke Energy's wholly owned subsidiary, and Progress Energy, Inc. Unaudited pro forma condensed combined consolidated financial information for the year ended December 31, 2010, reflecting the merger with Progress Energy, Inc. was previously included in the Registration Statement on Form S-4 of Duke Energy Corporation filed on March 17, 2011 and amended on April 8, 2011, April 25, 2011, May 13, 2011, June 20, 2011 and declared effective by the SEC on July 7, 2011. Unaudited pro forma condensed combined consolidated financial information for the year ended December 31, 2011, was previously included in the Current Report on Form 8-K filed on March 2, 2012. Unaudited pro forma condensed combined consolidated financial information for the year ended December 31, 2012, is attached hereto as Exhibit 99.1.

(d) Exhibits.

The information exhibits are filed herewith.

99.1 Unaudited Pro Forma Condensed Consolidated Financial Information.

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