PHOTO RELEASE — INGALLS SHIPBUILDING AUTHENTICATES THE KEEL OF U.S. COAST GUARD NATIONAL SECURITY CUTTER HAMILTON (WMSL 753)

Huntington Ingalls Industries (NYSE:HII) authenticated the keel of the U.S. Coast Guard's National Security Cutter Hamilton (WMSL 753) today at the company's Ingalls Shipbuilding facility. Mrs. Linda Kapral Papp, wife of Adm. Robert J. Papp Jr., commandant of the U.S. Coast Guard, is the ship's sponsor. Her initials were welded on a keel plate that will be part of the ship as long as it remains in the operational fleet.

Huntington Ingalls Industries (NYSE:HII) will present at the 2012 Citi Global Industrials Conference on Wednesday, Sept. 19 in Boston. The presentation by HII President and Chief Executive Officer Mike Petters and Chief Financial Officer Barbara Niland will begin at 8 a.m. EDT and will be webcast on www.huntingtoningalls.com.

Huntington Ingalls Industries (NYSE:HII) has started fabrication on the U.S. Navy's next Aegis guided missile destroyer, John Finn (DDG 113). The ship will be built at the company's Ingalls Shipbuilding division and will be the 29thArleigh Burke-class destroyer built at Ingalls.

The amphibious transport dock Arlington (LPD 24), the eighth built at Huntington Ingalls Industries (NYSE:HII), recently returned from successful builder's sea trials in the Gulf of Mexico. Dock trials started last week, and the ship left HII's Ingalls Shipbuilding division on Aug. 21 for three days of at-sea testing.

Huntington Ingalls Industries (NYSE:HII) announced today that its Newport News Shipbuilding (NNS) division opened a new, 65,000-square-foot facility, called the Supplemental Module Outfitting Facility (SMOF), to facilitate the Virginia Class Submarine (VCS) Program's two-submarines-per-year build plan.

Huntington Ingalls Industries (NYSE:HII) announced today it has promoted Christopher D. Kastner to corporate vice president and general manager, corporate development. Effective immediately, Kastner will report to HII President and CEO Mike Petters.

Grand opening of NNS' Supplemental Module Outfitting Facility (SMOF), a $100 million investment to accommodate the Virginia Class Submarine Program's two-submarines-per-year build plan

Huntington Ingalls Industries (NYSE:HII) will release its first quarter 2012 financial results on Wednesday, May 9 and host an earnings conference call at 9 a.m. Eastern the same day. The call will be webcast live on HII's website: http://www.huntingtoningalls.com.

Huntington Ingalls Industries (NYSE:HII) President and CEO Mike Petters will signal the end of the March 29 trading session—and HII's first year of operations—by ringing the closing bell at the New York Stock Exchange.

Huntington Ingalls Industries (NYSE:HII - News) reported fourth quarter 2011 sales of $1.74 billion, consistent with the fourth quarter of 2010. The impact of a $10 million non-cash goodwill impairment finalization adjustment resulted in reported net earnings of $69 million for the quarter and $1.39 diluted earnings per share on a GAAP basis. Excluding the goodwill impairment adjustment in the fourth quarter, total operating margin was 6.6 percent, up from 6.0 percent for the same period last year, and diluted earnings per share was $1.19 for the quarter.