HII is Awarded Contracts for Construction of Block VI Virginia-class and Build II Columbia-class Submarines

HII (NYSE: HII) reports that the U.S. nuclear submarine shipbuilding team, including its Newport News Shipbuilding (NNS) division, has received approximately $76.6 billion in U.S. Navy contract modifications shared with General Dynamics Electric Boat.

Rhea-AI Summary

HII (NYSE: HII) reports that the U.S. nuclear submarine shipbuilding team, including its Newport News Shipbuilding (NNS) division, has received approximately $76.6 billion in U.S. Navy contract modifications shared with General Dynamics Electric Boat. The funding covers construction of five additional Columbia-class and nine additional Virginia-class submarines plus shipyard infrastructure.

NNS will be the delivery yard for six Virginia-class submarines and will build and deliver six module sections per Columbia-class submarine. NNS and Electric Boat have delivered 26 Virginia-class submarines to date.

Positive

• $76.6 billion in Navy contract modifications shared with Electric Boat
• Funding supports 5 Columbia-class and 9 Virginia-class additional submarines
• NNS designated delivery yard for six Virginia-class submarines
• NNS to construct six module sections for each Columbia-class submarine
• Track record of 26 Virginia-class submarines delivered by NNS and Electric Boat

Negative

• None.

Argus Jul 30 session 38 alerts

+14.09% close to close 2.6x rel. volume Open Argus

Details

News Market Reaction – HII

+9.7% Peak in 8 hr 53 min

$13.49B Market Cap

On Jul 30, the first trading day after this news, HII closed 14.09% above the previous close. Argus tracked a peak move of +9.7% during that session. Our momentum scanner recorded 38 alerts for this stock that day. Relative volume reached 2.6x the daily average during tracking.

Data tracked by StockTitan Argus for the Jul 30 session.

Market Context

On Jul 30, the first trading day after this news, the stock closed 14.1% above the previous close. A...

Analysis

On Jul 30, the first trading day after this news, the stock closed 14.1% above the previous close. A prior HII shipbuilding announcement was followed by a 4.04% 24-hour gain. The contract award added a larger program milestone, while recent insider data showed Net Selling; low short positioning remained a sourced risk context.

Key Figures

Contract modifications: $76.6 billion Additional Columbia-class submarines: 5 submarines Additional Virginia-class submarines: 9 submarines +3 more

Contract modifications

$76.6 billion

Combined U.S. Navy modifications to HII Newport News Shipbuilding and GDEB

Additional Columbia-class submarines

5 submarines

Supported by the contract modifications

Additional Virginia-class submarines

9 submarines

Supported by the contract modifications

Virginia-class delivery responsibility

6 submarines

NNS will serve as delivery yard

Columbia-class module sections

6 sections per submarine

NNS construction and delivery responsibility

Virginia-class submarines delivered

26 submarines

Built and delivered by NNS and GDEB to date

Historical Context

5 past events · Latest: Jul 27

5 events

1. Jul 27

   Shipbuilding expansion

   24h Move

   +4.0%

   Expanded distributed shipbuilding to the Navy's amphibious transport dock program

2. Jul 27

   Defense partnership engagement

   24h Move

   +4.0%

   Highlighted HII's role in AUKUS and Australian submarine supplier qualification

3. Jul 21

   Leadership appointment

   24h Move

   -0.5%

   Named Michael DeBernardis vice president and chief counsel of Mission Technologies

4. Jul 15

   Shipbuilding milestone

   24h Move

   -0.8%

   Erected first grand blocks built by distributed shipbuilding partners

5. Jul 14

   Leadership appointment

   24h Move

   -1.7%

   Appointed retired Vice Adm. Frederick Roegge to lead Nuclear and Environmental operations

24h Move is the share-price change in the day after each event; other market factors may also have contributed.

Key Terms

nuclear-powered, delivery yard

2 terms

nuclear-powered technical

"We are committed to building the nuclear-powered submarines that protect our nation"

Describes machines, vehicles, or systems whose primary source of energy is a controlled nuclear reaction—typically a compact reactor that generates heat and electricity without relying on chemical fuels. Think of it like a very long-lasting battery powered by atomic reactions rather than gasoline or sunlight. Investors care because nuclear-powered assets can offer predictable, high-intensity energy output, different cost structures, regulatory complexity, and long-term capital needs compared with conventional or renewable energy options.

delivery yard technical

"NNS will serve as the delivery yard for six of the planned submarines"

An outdoor or semi-enclosed space next to a warehouse, factory, or distribution center where trucks and trailers queue, park, are staged, and are loaded or unloaded. Think of it as the building's driveway and parking lot combined, organized to keep goods moving smoothly; its size, layout and management affect how quickly shipments turnaround, how much inventory piles up, and how efficiently logistics operate—factors investors watch in companies with physical supply chains.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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NEWPORT NEWS, Va., July 29, 2026 (GLOBE NEWSWIRE) -- HII (NYSE: HII) announced today that the U.S. nuclear submarine shipbuilding team, which includes the company’s Newport News Shipbuilding (NNS) division, has been awarded contracts for construction of Block VI Virginia-class and Build II Columbia-class submarines.

The combined total of approximately $76.6 billion in contract modifications from the U.S. Navy to HII’s Newport News Shipbuilding and General Dynamics Electric Boat (GDEB) is to support the construction of five additional Columbia-class, nine additional Virginia-class submarines, and other funding for shipyard infrastructure.

In the Virginia-class program, NNS will serve as the delivery yard for six of the planned submarines. In the Columbia-class program, NNS is a major shipbuilding partner, constructing and delivering six module sections per submarine.

“We are committed to building the nuclear-powered submarines that protect our nation,” NNS President Kari Wilkinson said. “These contracts provide the American shipbuilding industrial base the opportunity to demonstrate that commitment in a meaningful way and we are honored to serve our customer and our country.”

NNS and GDEB have built and delivered 26 Virginia-class submarines to date.

A photo accompanying this release is available at: http://hii.com/news/hii-is-awarded-contracts-for-construction-of-block-vi-virginia-class-and-build-ii-columbia-class-submarines/.

About HII

HII is America’s largest shipbuilder, delivering the world’s most powerful ships and all-domain mission technologies, including unmanned systems, to U.S. and allied defense customers. HII is the largest producer of unmanned underwater vehicles for the U.S. Navy and the world.

With a more than 140-year history of advancing U.S. national security, HII builds and integrates defense capabilities extending from the core fleet to C6ISR, AI/ML, EW and synthetic training. Headquartered in Virginia, HII’s workforce is 45,000 strong. For more information, visit:

• HII on the web: https://www.HII.com/
• HII on Facebook: https://www.facebook.com/TeamHII
• HII on X: https://www.twitter.com/WeAreHII
• HII on Instagram: https://www.instagram.com/WeAreHII
• HII on LinkedIn: https://www.linkedin.com/company/wearehii
  

Contact:

Todd Corillo
Todd.T.Corillo@HII-co.com
(757) 688-3220

A photo accompanying this announcement is available at https://www.globenewswire.com/NewsRoom/AttachmentNg/675cac32-80d8-4d2b-bd11-a32099dec39a

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What submarine contracts did HII (NYSE: HII) announce on July 29, 2026?

HII announced U.S. Navy contract modifications totaling about $76.6 billion, shared with General Dynamics Electric Boat. According to HII, the funds support additional Virginia-class and Columbia-class submarines and related shipyard infrastructure for the U.S. nuclear submarine shipbuilding team.

How many new Virginia-class and Columbia-class submarines are included in HII's latest contracts?

The contracts fund nine additional Virginia-class and five additional Columbia-class submarines. According to HII, this work is supported by approximately $76.6 billion in Navy contract modifications allocated to Newport News Shipbuilding and General Dynamics Electric Boat.

What role will Newport News Shipbuilding play in the new Virginia-class submarine contracts for HII?

Newport News Shipbuilding will serve as the delivery yard for six of the planned Virginia-class submarines. According to HII, NNS and General Dynamics Electric Boat have already built and delivered 26 Virginia-class submarines in the program to date.

How is HII involved in the Build II Columbia-class submarine program?

HII’s Newport News Shipbuilding is a major shipbuilding partner in the Columbia-class program. According to HII, NNS will construct and deliver six module sections per submarine, supported by part of the $76.6 billion in Navy contract modifications.

What does the $76.6 billion in Navy contract modifications mean for HII shareholders?

The approximately $76.6 billion in contract modifications secures long-term submarine construction work for HII’s Newport News Shipbuilding. According to HII, the funding covers additional Virginia- and Columbia-class submarines and infrastructure, reinforcing NNS’s role in the U.S. nuclear submarine industrial base.

How many Virginia-class submarines have HII and General Dynamics Electric Boat delivered so far?

HII reports that Newport News Shipbuilding and General Dynamics Electric Boat have delivered 26 Virginia-class submarines to date. According to HII, the new contracts add nine more boats to the program, with NNS designated as delivery yard for six of them.