Defense contractors saw notable gains on Monday as markets reacted to a major escalation in the Middle East. Lockheed Martin (NYSE:LMT) led several large-cap defense names higher, rising 6.5%. L3Harris Technologies (NYSE:LHX) climbed 4%, Northrop Grumman (NYSE:NOC) gained 5%, General Dynamics (NYSE:GD) advanced 2%, and RTX Corporation (NYSE:RTX) jumped 6.5%. Smaller defense firms also moved higher, with AeroVironment surging 11% and Kratos Defense & Security rising 6.7%.
The market rally followed a joint Israel-U.S. military offensive launched on Saturday and publicly described as "Operation Epic Fury." The operation has already resulted in the deaths of major leaders, including Iranian Supreme Leader Ayatollah Ali Khamenei, and is expected to continue over the coming days.
Analysts pointed to several factors behind the strength in defense-sector equities. Jefferies strategists said the strikes reinforce the broader build-up of U.S. defense spending - referenced at $1 trillion in 2026 - and underline near-term initiatives such as the Golden Dome program, together with efforts to restock and ramp up production of missiles and defensive interceptors.
Echoing concerns about inventory drawdowns, William Blair analyst Louie DiPalma commented, "Geopolitical conflicts are depleting U.S. stockpiles of key missile interceptors, missiles, and drone systems." That assessment underscores investor focus on demand for replenishment and manufacturing capacity in the defense supply chain.
Separately, the Department of Defense has recently signed large contracts with prime contractors including Lockheed Martin, Raytheon, and AeroVironment to expand production of key missile systems. Those procurement moves align with the market reaction and analyst commentary that anticipate higher near-term production needs.
Market participants will be watching the operational timeline of the joint offensive, inventory replenishment plans, and contract execution closely. For now, the rally in defense names reflects immediate investor appetite for companies tied to missile systems, interceptors, and related defense hardware as the situation unfolds.