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Can AUKUS Submarine Demand Support HII's Long-Term Growth?

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Key Takeaways

  • HII secured a $56 million AUKUS contract, potentially rising to $91 million.
  • HII will support submarine design, technology integration and supply-chain development.
  • HII's nuclear shipbuilding expertise could support long-term growth under AUKUS.

Huntington Ingalls Industries (HII - Free Report) is positioned to benefit from growing cooperation among the United States, the United Kingdom and Australia to strengthen undersea defense capabilities. The AUKUS partnership is creating opportunities for submarine design, engineering, technology development and supply-chain cooperation among the three nations.

HII’s Newport News Shipbuilding division plays an important role in these efforts, drawing on its experience in designing and building nuclear-powered submarines. On Oct. 13, 2026, the company announced a $56 million U.S. Navy contract for shipbuilding engineering and design support for AUKUS. An option could increase the contract’s cumulative value to $91 million.

The work includes technology integration, engineering, supply-chain development, workforce support and digital transformation. HII engineers and designers will also contribute to the design of the SSN-AUKUS nuclear-powered submarine, which is planned for construction in the United Kingdom and Australia.

Beyond this contract, HII is supporting the development of an allied submarine industrial base. Its Mission Technologies division helps Australian suppliers qualify to participate in the U.S. submarine supply chain, creating opportunities for broader industrial cooperation.

The AUKUS partnership could provide long-term work across submarine design, production support and supplier development. HII’s nuclear shipbuilding expertise and involvement across multiple parts of the initiative position it to benefit as the participating countries advance their submarine capabilities. Execution, workforce availability and supply-chain readiness will remain key to translating these opportunities into sustained growth.

Defense Stocks to Keep on the Radar

Growing investment in nuclear-powered submarines and allied naval capabilities could also benefit other defense contractors.

General Dynamics (GD - Free Report) : General Dynamics’ Electric Boat business builds Virginia-class and Columbia-class submarines for the U.S. Navy, supporting demand for nuclear submarine construction and related engineering.

BAE Systems (BAESY - Free Report) : BAE Systems is a major supplier to the U.K. defense sector and is developing advanced submarine capabilities, positioning it to participate in the United Kingdom’s broader naval modernization efforts.

The Zacks Rundown for HII

Shares of HII have lost 4.5% in the past year compared with the industry’s 17.9% decline.

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Image Source: Zacks Investment Research

The company's shares are trading at a discount on a relative basis, with its forward 12-month Price/Sales being 0.75X compared with its industry’s average of 2.11X.

Zacks Investment Research
Image Source: Zacks Investment Research

The Zacks Consensus Estimate for HII’s 2026 and 2027 earnings has moved north over the past 60 days.

Zacks Investment Research
Image Source: Zacks Investment Research

HII stock currently carries a Zacks Rank #3 (Hold).

You can see the complete list of today’s Zacks #1 Rank (Strong Buy) stocks here.

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