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Nasdaq and S&P 500 Drop Third Day as September Inflation Hits 3.7%

10/15/2026

The Nasdaq Composite and the S&P 500 declined for a third consecutive session on Wednesday after official data indicated that annual consumer inflation reached a four-month high.

The Nasdaq Composite fell 1.9% to close at 26,692.87, while the S&P 500 dropped 1.1% to 7,718.94.

The Dow Jones Industrial Average edged down 0.1% to 51,621.48, with technology stocks leading the broader losses and healthcare sectors pacing the gains.

Consumer price growth in September hit 3.7% year on year, the highest level since May, according to the reported data. Core inflation also accelerated, rising to 2.6% from 2.4% in August.