Lockheed Martin Corporation is reportedly nearing a deal to acquire Ultra Maritime, a division of Advent's Cobham Ultra business specializing in anti-submarine warfare technology, for approximately $3.5 billion. While talks are ongoing and no formal agreement has been reached, sources indicate a public announcement could be made as early as the week of July 7th. This acquisition would significantly enhance Lockheed's underwater warfare capabilities, aligning with increased defense spending and prioritization of undersea domain awareness by the Pentagon and NATO allies.

Ultra Maritime manufactures critical technologies such as buoys for detecting torpedoes and submarines, with the U.S. Navy and Britain's Royal Navy among its key customers. The strategic nature of these assets and Ultra Maritime's UK origins mean the deal will likely face scrutiny from both UK and U.S. regulators under national security reviews. The company's Rotary and Mission Systems segment already serves naval customers with sensors and integrated combat systems, making Ultra Maritime a logical addition to deepen its existing footprint.

The $3.5 billion price tag, while material for Lockheed's approximately $110 billion market capitalization, is considered manageable and represents a targeted investment rather than a transformative merger. The company's robust free cash flow generation historically supports such bolt-on deals. However, investors will be looking for clarity on how the acquisition will impact capital allocation priorities, including potential effects on share buybacks or dividends.

Several other bidders are participating in the competitive auction process, meaning Lockheed has not yet secured the deal, and a rival could still emerge with a more attractive offer. Shares of Lockheed Martin fell over 1.4% in after-hours trading following the initial report. The market will also focus on disclosed earnings or revenue contributions from Ultra Maritime and the integration timeline management sets out, once an official announcement is made.

Ultra Maritime is poised to generate approximately $784 million in revenue by 2026, up from $494 million in 2023, following Advent's investment of around $170 million in product development over the past three years. Ultra Maritime also boasts the Sea Sleuth Electronic Warfare system, deployable on unmanned surface and underwater vehicles, and employs around 2,000 people across the Five Eyes intelligence-sharing alliance.