Lockheed Martin acquires Ultra Maritime for $3.45 billion to boost naval defense
Lockheed Martin has agreed to acquire Ultra Maritime, a naval defense firm specializing in anti-submarine warfare technology, for $3.45 billion from private equity firm Advent International. The deal, announced on July 6, 2026, integrates Ultra’s sonobuoys, sonar systems, and torpedo defense into Lockheed’s Rotary and Mission Systems division. The acquisition comes amid record global defense spending of $2.89 trillion in 2025, driven by conflicts in Ukraine and the Middle East, and aims to enhance undersea warfare capabilities for the US and allied partners.
Editorial summary awaiting refresh
Cross-source coverage
Wire timeline
Lockheed Martin to acquire Ultra Maritime for $3.45 billion
Lockheed Martin has signed a definitive agreement to acquire Ultra Maritime, a manufacturer of anti-submarine warfare (ASW) systems, for $3.45 billion. The acquisition will integrate Ultra Maritime into Lockheed Martin's Rotary and Mission Systems business, pending regulatory approvals. Ultra Maritime, currently part of Cobham Ultra (formed after Advent's purchases of Cobham and Ultra Electronics), provides advanced sonar technologies, sonobuoys, torpedo defense products, radar solutions, and autonomous maritime sensing systems. The company operates in the US, Canada, UK, and Australia, offering ASW solutions across airborne, surface, and undersea domains. In 2025, Ultra Maritime partnered with Anduril Industries and General Atomics for autonomous ocean sensing and uncrewed ASW capabilities, and recently completed a trial of its Multistatic Active Receive Sonobuoy in Scotland. Lockheed Martin's financial advisor is Citi, with legal counsel from Hogan Lovells Cadwalader.
Naval TechnologyLockheed Martin to acquire Ultra Maritime for $3.45 billion
Lockheed Martin has signed a definitive agreement to acquire Ultra Maritime, a manufacturer of anti-submarine warfare (ASW) systems, for $3.45 billion. The acquisition will integrate Ultra Maritime into Lockheed Martin's Rotary and Mission Systems business, pending regulatory approvals. Ultra Maritime, currently part of Cobham Ultra (formed after Advent International's acquisitions of Cobham and Ultra Electronics), provides advanced sonar technologies, sonobuoys, torpedo defense, radar solutions, and autonomous maritime sensing systems. The company operates in the US, Canada, UK, and Australia, offering ASW solutions across airborne, surface, and undersea domains. In 2025, Ultra Maritime partnered with Anduril Industries and General Atomics for autonomous ocean sensing and uncrewed ASW capabilities. The deal is advised by Citi and Hogan Lovells Cadwalader.
Naval TechnologyLockheed Martin Places $3.5B Bet on Undersea Warfare Tech
Lockheed Martin has agreed to acquire Ultra Maritime, a naval-defense company specializing in undersea technology, for $3.5 billion. The deal comes amid rising global defense spending and ahead of a NATO summit in Ankara, Turkey, where new contracts are expected. Ultra Maritime, created by Advent International from previous acquisitions of Cobham and Ultra Electronics, has contracts with US, UK, Canadian, and Australian navies. Its revenue has grown from $494 million in 2023 to a projected $784 million in 2026. The acquisition reflects increased demand for autonomous drones and anti-submarine systems driven by conflicts in Ukraine and the Strait of Hormuz. Separately, French defense firm Thales announced a $4.5 billion deal for a stake in naval drone maker Exail Technologies.
Yahoo FinanceLockheed to buy Ultra Maritime for US$3.45 billion in sea push
Lockheed Martin has agreed to acquire Ultra Maritime, a naval defense business specializing in submarine detection systems, for US$3.45 billion. The acquisition underscores Lockheed's strategic push to expand its undersea warfare capabilities. Lockheed already produces some undersea systems, including integration work on nuclear submarines and guidance components for the US Mk48 torpedo. The deal is reported by The Business Times Singapore, with a publication date of July 6, 2026.
The Business TimesLockheed to buy Ultra Maritime for US$3.45 billion in sea push
Lockheed Martin has agreed to acquire Ultra Maritime, a naval defense business specializing in submarine detection systems, for US$3.45 billion. The acquisition underscores Lockheed's strategic push to expand its undersea warfare capabilities. Lockheed already produces some undersea systems, including integration work on nuclear submarines and guidance components for the US Mk48 torpedo. The deal is expected to strengthen Lockheed's position in the naval defense market, particularly in anti-submarine warfare and maritime surveillance technologies. The transaction is subject to regulatory approvals and is anticipated to close in the coming months.
The Business TimesLockheed Martin to Acquire Ultra Maritime Solutions for $3.45 Billion
Lockheed Martin announced a definitive agreement to acquire Ultra Maritime, a global defense company specializing in advanced undersea warfare and anti-submarine warfare (ASW) capabilities, for $3.45 billion. Ultra Maritime develops mission-critical systems including sonar technologies, sonobuoys, torpedo defense systems, radar solutions, and autonomous maritime sensing platforms. The acquisition reinforces Lockheed Martin's commitment to ASW domain expertise. Ultra Maritime's international footprint and exportable ASW products, such as sonobuoys and towed sonar arrays, will complement Lockheed Martin's sonar solutions for next-generation maritime platforms. Upon closing, the team will join Lockheed Martin's Rotary and Mission Systems business area. The deal follows Advent International's investment in Ultra Maritime in 2022, which aimed to strengthen the company's innovation and industrial capacity.
Naval NewsLockheed Martin to Acquire Ultra Maritime Solutions for $3.45 Billion
Lockheed Martin announced a definitive agreement to acquire Ultra Maritime, a global defense company specializing in advanced undersea warfare and anti-submarine warfare (ASW) capabilities, for $3.45 billion. Ultra Maritime develops mission-critical systems including sonar technologies, sonobuoys, torpedo defense systems, radar solutions, and autonomous maritime sensing platforms. The acquisition aims to reinforce Lockheed Martin's commitment to undersea superiority and expand its ability to offer sonar solutions across next-generation maritime platforms for U.S. and allied partners. Ultra Maritime's international footprint and exportable ASW products, such as sonobuoys and towed sonar arrays, will complement Lockheed Martin's Rotary and Mission Systems business. The deal follows Advent's investment in Ultra Maritime in 2022, which strengthened the company's industrial capacity and innovation. Upon closing, Ultra Maritime will become part of Lockheed Martin's Rotary and Mission Systems business area.
Naval NewsLockheed Martin to acquire Ultra Maritime for $3.45 billion
Lockheed Martin has agreed to acquire Ultra Maritime from private equity firm Advent for $3.45 billion, expanding its undersea and anti-submarine warfare capabilities. Ultra Maritime, part of Advent's Cobham Ultra subsidiary, provides sonobuoys, sonar systems, torpedo defense countermeasures, radar solutions, and autonomous maritime sensing platforms. Its core customers include naval forces in the United States, Canada, the United Kingdom, and Australia. Lockheed Martin plans to integrate Ultra Maritime's employees into its Rotary and Mission Systems business area. Advent acquired Ultra Maritime in 2022 and invested approximately $170 million in product development, with annual revenues growing roughly 17% per year. The acquisition comes as Lockheed Martin's Rotary and Mission Systems segment faces pressure, with operating profit falling 19% in Q1 2026. The deal is subject to regulatory approvals, with Citi serving as financial advisor.
Yahoo FinanceLockheed Martin to acquire Ultra Maritime for $3.45 billion
Lockheed Martin has agreed to acquire Ultra Maritime from private equity firm Advent for $3.45 billion, expanding its undersea and anti-submarine warfare capabilities. Ultra Maritime, part of Advent's Cobham Ultra subsidiary, provides sonobuoys, sonar systems, torpedo defense countermeasures, radar solutions, and autonomous maritime sensing platforms. Its core customers are naval forces in the US, Canada, the UK, and Australia. Lockheed Martin plans to integrate Ultra Maritime's employees into its Rotary and Mission Systems business. Advent acquired Ultra Maritime in 2022 and invested about $170 million in product development, achieving roughly 17% annual revenue growth. The acquisition comes as Lockheed Martin's Rotary and Mission Systems segment faces pressure, with operating profit down 19% in Q1 2026. The deal is subject to regulatory approvals and customary closing conditions.
Yahoo FinanceLockheed Martin to acquire naval defense firm Ultra Maritime for $3.45 billion
Lockheed Martin announced on July 6, 2026, that it will acquire Ultra Maritime, a naval defense firm specializing in anti-submarine technology, for $3.45 billion. Ultra, owned by private equity firm Advent International, produces radar, electronic warfare systems, and torpedo defense countermeasures. The acquisition will integrate Ultra into Lockheed Martin's Rotary and Mission Systems division. CNBC had previously reported Lockheed was leading the race to buy Ultra for roughly $3.5 billion, with Guggenheim and JPMorgan advising the seller. Lockheed's president Stephanie C. Hill stated the deal accelerates undersea and anti-submarine warfare capabilities for US and allied partners. The acquisition comes amid a surge in global defense spending, with conflicts in Ukraine and Iran driving demand. Global defense outlays reached $2.89 trillion in 2025, led by European nations.
US Top News and AnalysisLockheed Martin leads race to buy naval defense firm Ultra Maritime for $3.5 billion
Defense contractor Lockheed Martin is the leading bidder to acquire Ultra Maritime, a naval defense firm specializing in anti-submarine technology, in a deal valued at roughly $3.5 billion. Ultra, owned by private equity firm Advent International, produces radar, electronic warfare systems, and torpedo defense countermeasures. Investment banks Guggenheim and JPMorgan are advising on the sell side, according to sources. A Financial Times report indicated talks are ongoing and an announcement could come as early as this week. The acquisition comes amid a surge in global defense spending, which reached a record $2.89 trillion in 2025 driven by conflicts in Ukraine and the Middle East. Lockheed Martin is one of the world's largest defense firms, known for the F-35 fighter jet and Patriot missile systems.
US Top News and Analysis