Hunton & Williams LLP advised Duke Energy Corporation (the “Company” or “Duke Energy”) in connection with an SEC-registered offering of 10,637,500 shares of common stock of the Company (which included the underwriters’ full exercise of their option to purchase an additional 1,387,500 shares of the Company’s common stock ), which were borrowed from third parties by Barclays Bank PLC, as forward counterparty, and subsequently sold to the underwriters for sale in the offering. The Company intends to use the net proceeds from the offering to finance a portion of the costs in connection with the proposed acquisition of Piedmont Natural Gas Company, Inc.

Duke Energy, together with its subsidiaries, is a diversified energy company headquartered in Charlotte, North Carolina with both regulated and unregulated utility operations. Duke Energy’s regulated segment serves approximately 7.3 million retail electric customers in six states in the southeast and Midwest regions of the United States. Outside of the United States, Duke Energy principally operates and manages power generation facilities and engages in sales and marketing of electric power, natural gas, and natural gas liquids outside the United States and maintains approximately 4,300 megawatts of owned capacity. Additionally, Duke Energy is engaged in the building, development and operation of wind and solar renewable generation and energy transmission projects throughout the continental United States.

The Hunton & Williams team included Pete O’Brien, Joe Buonanno, Christina Kwon and Andrew Spector. Cary Tolley and Anna Page provided tax advice.