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Deal Roundup: Advent’s Cobham Ultra sells Ultra Maritime to Lockheed Martin in $3.45bn deal

Reported by Altassets
Jul 8, 2026· 2 min read
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Key Takeaways
  • • Lockheed Martin has agreed to acquire Ultra Maritime from Advent International-owned Cobham Ultra in a transaction valued at $3.45 billion, expanding its maritime and undersea capabilities portfolio.
  • • The deal represents a significant consolidation in the defense and maritime technology sector, with Ultra Maritime's specialized capabilities becoming part of a major U.S. defense contractor.
  • • Advent International, the PE sponsor of Cobham Ultra, is realizing value from its investment through the sale to a strategic acquirer in the defense industrial base.
Summary
Lockheed Martin has agreed to acquire Ultra Maritime from Advent International-backed Cobham Ultra in a $3.45 billion transaction. The deal marks a notable acquisition in the defense technology sector, combining Lockheed Martin's existing capabilities with Ultra Maritime's specialized maritime and undersea systems portfolio.

Advent International, the private equity firm controlling Cobham Ultra, is executing an exit from the investment through the sale to Lockheed Martin, one of the world's largest defense contractors. The transaction values Ultra Maritime at $3.45 billion, reflecting the strategic importance of maritime defense capabilities in the current geopolitical environment.

The acquisition aligns with broader consolidation trends in the defense industrial base, where larger contractors continue to expand specialized technology portfolios through strategic M&A. For institutional investors and alternative asset managers, the deal underscores the sustained appetite for defense and aerospace assets, particularly in maritime and undersea domains where technological differentiation commands premium valuations.

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Sources

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AlphaMaven summarised this story from the reporting below. Each link opens the original article.

Altassets Deal Roundup: Advent’s Cobham Ultra sells Ultra Maritime to Lockheed Martin in $3.45bn deal