The U.S. stock market performed positively on September 16, 2025. The main benchmark, the S&P 500 (US500), rose 0.22% to around 6629 points. The Dow Jones Industrial Average gained about 0.11%, and the Nasdaq Composite increased by approximately 0.94%, both setting new all-time highs. The overall market sentiment was optimistic, supported by progress in U.S.-China trade talks and expectations of a Federal Reserve interest rate cut later in the week. Tesla's stock notably surged following a major stock purchase by CEO Elon Musk, while Nvidia slipped slightly due to regulatory scrutiny in China.