Event Brief
Army selects 5 firms for PrSM Inc 4 prototypes
By The BriefBrief · Sources (2)
Filed: Sep 30, 2026 at 1:04 PM ET
UPDATED Oct 01, 2026 at 12:02 PM ET
Summary: The U.S. Army selected five companies—Anduril, Castelion, Lockheed Martin, RTX, and Mach Industries—to develop Precision Strike Missile (PrSM) Increment 4 prototype missiles. Each received an Other Transaction Agreement to build missiles launchable from HIMARS, with an open systems architecture and Indo-Pacific operational scenario requirements. A competitive fly-off is scheduled for fiscal 2027, followed by down-selects later in the decade.
WHO: U.S. Army (Program Acquisition Executive for Fires)
WHAT: Awarded Other Transaction Agreements to five companies to develop PrSM Increment 4 prototype missiles for a competitive fly-off.
WHEN: Sep 30, 2026
WHERE: USA
WHY: The Army restarted the competition for its next long-range strike weapon by selecting vendors to develop PrSM Increment 4 prototypes.
How this story developed (showing 2 of 2 earlier reports)
How this brief is built: The BriefBrief uses multi-source information fusion to correlate reporting across sources, identify related developments, and continuously update a structured WHO, WHAT, WHEN, WHERE and WHY event picture. Pattern arcs, source analysis, and velocity indicators provide deeper analysis in our MI Console.
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