Dynegy Inc. (NYSE:DYN) has closed the sale of an additional 1,500,000 shares of its common stock pursuant to the exercise by the underwriters of their option to purchase additional shares in connection with the company’s previously announced public offering, which was completed on October 14, 2014.

Including the 22,500,000 shares of common stock previously sold, the aggregate gross proceeds to Dynegy from the common stock offering are approximately $744 million before underwriting discounts, commissions, and estimated offering expenses payable by Dynegy. Dynegy expects to use the net proceeds from the offering to finance a portion of the purchase prices for the previously announced acquisitions of the ownership interests in certain Midwest generation assets from Duke Energy Corp. and ownership interests in EquiPower Resources Corp. and Brayton Point Holdings, LLC from Energy Capital Partners.

Morgan Stanley, Barclays, Credit Suisse, RBC Capital Markets and UBS Investment Bank acted as the joint book-running managers for the offering. BNP PARIBAS, BofA Merrill Lynch, Credit Agricole CIB, Deutsche Bank Securities, J.P. Morgan, MUFG and SunTrust Robinson Humphrey acted as co-managers.

The offering was made pursuant to an effective shelf registration statement filed with the Securities and Exchange Commission (SEC). The offering was made only by means of a prospectus supplement and the accompanying prospectus.

Copies of the prospectus supplement and accompanying prospectus relating to the offering may be obtained by contacting:

Morgan Stanley
180 Varick Street
New York, New York 10014
Attention: Prospectus Department

Barclays
c/o Broadridge Financial Solutions
1155 Long Island Ave.
Edgewood, NY 11717
Email: barclaysprospectus@broadridge.com
Telephone: (888) 603-5847

Credit Suisse
Attn: Prospectus Department
One Madison Avenue
New York, NY 10010
Email: newyork.prospectus@credit-suisse.com
Telephone: (800) 221-1037

RBC Capital Markets
Attn: Equity Syndicate
Three World Financial Center
200 Vesey Street, 8th Floor
New York, NY 10281
Email: equityprospectus@rbccm.com
Telephone: (877) 822-4089

UBS Investment Bank
Attention: Prospectus Department
299 Park Avenue
New York, NY 10171
Telephone: (877) 827-7275

The prospectus supplement and accompanying prospectus has been filed with the SEC and is available at the SEC’s website at www.sec.gov.

This press release does not constitute an offer to sell, or a solicitation of an offer to buy, any security, nor shall there be any sale of any security in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of such jurisdiction.

ABOUT DYNEGY

Dynegy’s subsidiaries produce and sell electric energy, capacity and ancillary services in key U.S. markets. The Dynegy Power, LLC power generation portfolio consists of approximately 6,078 megawatts of primarily natural gas-fired intermediate and peaking power generation facilities. The Dynegy Midwest Generation, LLC portfolio consists of approximately 2,980 megawatts of primarily coal-fired baseload power plants. The Illinois Power Holdings, LLC portfolio consists of approximately 4,062 megawatts of primarily coal-fired baseload power plants. Homefield Energy and Dynegy Energy Services are retail electricity providers serving businesses and residents in Illinois.