As adversary submarines grow quieter and more elusive, the Navy turns to a new generation of more capable, connected, and open sonobuoys.

ERAPSCO, a joint venture of Sparton Corp. (NYSE: SPA) and Ultra Electronics, has received a $203.7 million contract modification to produce additional sonobuoys for the U.S. Navy. The modification ...

LONDON, Feb. 2, 2026 /PRNewswire/ -- Ultra Maritime has secured a GBP40 million contract from the UK Ministry of Defence (MoD) to deliver sonobuoys for the Royal Navy's Merlin Maritime Patrol ...

The U.S. Navy has issued a multiple-award delivery order contract to manufacture sonobuoys for the service, international partners and foreign military sales clients. Multiple vendors will compete for ...

SCHAUMBURG, Ill., April 1 (UPI) -- The U.S. Navy selected a Sparton Electronics Florida Inc. and Undersea Sensor Systems Inc. joint venture to deliver sonobuoys technologies. Under the Sparton, ...

When you think of Lockheed Martin (NYSE: LMT), the aerospace and defense giant, what comes to mind first? Fighter jets, probably -- F-16s and F-22s and F-35s (oh my!). Helicopters, probably -- if ...

A Navy aircrewman unloads a sonobuoy from a rack aboard a P-8A Poseidon aircraft over the Indian Ocean in April 2014. U.S. Navy ships and aircraft were dispatched to the region to assist in a ...

GREENFORD, England, Feb. 18, 2025 /PRNewswire/ -- Ultra Maritime announces an £18 million contract from the UK Ministry of Defence (MoD) to supply sonobuoys to the Royal Navy's Merlin Maritime Patrol ...