Markets News, Sep. 18, 2026: Dow, S&P 500 End Lower for Week; US 10-Year Yield Hits 5%; Oil Slips

The Nasdaq Composite ended higher for the week, but not the Dow Jones Industrial Average or S&P 500. Credit: Michael Nagle / Bloomberg via Getty Images The Dow industrials and S&P 500 ended the week with losses, with the Nasdaq Composite the only major U.S. index to rise in Friday's session. The tech-focused Nasdaq finished up 0.4% on the day and 0.7% for the week. The blue-chip Dow Jones Industrial Average ended down 0.2% Friday and 1.7% over the five sessions as it recorded a third straight losing week. The benchmark S&P 500 closed up 0.2% Friday but 0.1% lower for the week, its second consecutive in the red.