PPA is trading at $163.70, up 5.15%, with the reported deployment of a third U.S. carrier strike group to the Middle East amid heightened Iran tensions a plausible defense-sector catalyst. - China’s suspension of October refined-fuel exports adds to energy-supply concerns linked to the conflict, though it is not a direct defense-industry catalyst. - U.S. futures are mixed-to-lower, and the ISM Services PMI is due at 10:00 a.m.; neither independently explains the ETF’s sharp pre-market gain.