US manufacturing output rose by 0.3% month-over-month in September 2026, after a downwardly revised 0.2% decrease in August and matching market forecasts. Durable manufacturing output edged up 0.1% in September, with gains of at least 1% in primary metals, machinery, and electrical equipment, appliances and components. These increases were partly offset by a 3.0% decline in motor vehicles and parts. Nondurable manufacturing output rose 0.4%, led by growth in printing and support activities and chemicals. In the third quarter, durable manufacturing output increased at an annualized rate of 3.8%, boosted in part by a 28.4% surge in semiconductors and related electronic components. By contrast, nondurable manufacturing output fell at an annualized rate of 1.6% over the same period. Manufacturing output rose by 0.7% in Q3.