HUNTINGTON INGALLS INDUSTRIES, INC. (NYSE:HII) Files An 8-K Submission of Matters to a Vote of Security Holders
Item 5.07 Submission of Matters to a Vote of Security Holders.

On May2, 2018, Huntington Ingalls Industries, Inc. (the “Company”) held its 2018 Annual Meeting of Stockholders (the “Annual Meeting”), and, on May7, 2018, the Company filed a Form 8-K disclosing the results of the stockholder vote for each proposal on which stockholders voted at the Annual Meeting.In connection with the vote on the frequency of future stockholder advisory votes on executive compensation, the Company’s board of directors adopted a policy on July24, 2018, that the Company will conduct future stockholder advisory votes on executive compensation every year.

About HUNTINGTON INGALLS INDUSTRIES, INC. (NYSE:HII)

Huntington Ingalls Industries, Inc. (HII) designs, builds, overhauls and repairs ships for the United States Navy and the United States Coast Guard. The Company is the designer, builder and refueler of nuclear powered aircraft carriers, a builder of amphibious assault and expeditionary warfare ships for the United States Navy and the sole builder of National Security Cutters (NSCs) for the United States Coast Guard. The Company operates its shipbuilding business through Huntington Ingalls Incorporated subsidiary, which is organized into two segments: Ingalls Shipbuilding (Ingalls), which includes non-nuclear ship design, construction, repair and maintenance businesses, and Newport News Shipbuilding (Newport News), which includes the nuclear ship design, construction, overhaul, refueling, and repair and maintenance businesses. It designs and builds nuclear-powered submarines for the United States Navy and builds the Navy’s fleet of DDG51 Arleigh Burke-class destroyers.