Raytheon

S. military campaign against Iran has revealed a deeper concern about America's defense industrial base. The largest defense spender in the world is managing a more than five-month military campaign with dwindling supplies of missiles and interceptors. Senior military commanders have warned that the Pentagon's munitions stockpile is "dangerously low," CNN reported, citing multiple sources familiar with the matter. The Department of Defense has exhausted nearly 80% of its interceptors for a key missile-defense system since February 28. That was when the Americans and Israelis launched their strikes to set back the Iranian nuclear weapons program.

S. had around 2,330 Patriots and 452 THAAD missiles in its stockpile before the Iran war started. Stockpiles have dropped to 759-827 for Patriots and 234-278 for THAAD, according to CSIS. S. S. conflict with Iran," CSIS's Mark F. Cancian and Chris H. Park wrote on July 31. "Use during the war against Iran is indeed a major driver of the issue, but it is not the only one." The White House has pushed back on concerns about depleted inventories. S. stockpile shortfalls, the White House issued a statement from Trump. S. had "far more munitions than anyone in the world" and "far ​more than we need."

"Our defense companies are, at this moment, making more munitions than they have ever made before, in addition to expanding their plants and equipment at record levels," Trump said. Defense contractor Raytheon (NYSE:RTX) makes the PAC-2 series and Lockheed Martin (NYSE:LMT) manufactures the more advanced PAC-3 interceptors. Lockheed Martin is the prime contractor to build the THAAD (Terminal High Altitude Area Defense) interceptor missiles and launchers. The strain on stockpiles has accelerated efforts to rebuild the industrial base. 28B for missile and weapons-system production.

S. government and Japan's Ministry of Defense. S. 0M contract modification for full-rate production and engineering services supporting the TOW Weapon System. Defense Production Is a Priority Russia's 2022 invasion of Ukraine made the need for larger stockpiles clear. S. has made increasing munitions production a priority. The second Trump administration recognized in its November 2025 National Security Strategy that revitalizing and expanding the country's defense industrial base is a top priority. "American national power depends on a strong industrial sector capable of meeting both peacetime and wartime production demands," the strategy said.

-Iran war have demonstrated that the defense sector cannot mobilize quickly enough, according to the Hudson Institute. The "Pentagon remains severely compromised in terms of surge capacity," Hudson Institute's Nadia Schadlow and Michael Dressler wrote on Tuesday. "The Trump administration is responding to this crisis by trying to revitalize the defense industrial base." Yemen, Ukraine Conflicts Deplete Stockpiles CSIS analysts say the Iran war is only one factor behind the depletion. S. industrial base. The Biden and second Trump administrations expended munitions in the Middle East to deal with the regional war precipitated by Hamas's October 7 attack on Israel.

Under President Biden, the campaign against the Houthis used hundreds of SM-2/3/6 ship-based interceptors and at least 135 Tomahawk missiles, according to CSIS. About 600 Patriot interceptors have been sent to Ukraine since the beginning of the war in February 2022. S. inventories. S. defense strategy shifted from countering a superpower to preparing for two shorter regional conflicts. That shift sharply cut munitions procurement. S. thinking began changing after Russia's 2014 Crimea invasion and China's assertiveness in the South China Sea, according to CSIS.

S. has enough for any plausible scenario in the war. The risk comes from potential future wars, particularly with China, as well as with Russia or North Korea. Long-range anti-ship munitions, such as LRASM, Maritime Strike Tomahawk, and the Naval Strike Missile, would be critical in a war against China. S.