U.S. stocks traded mostly lower in the final trading hour on Wednesday, flipping earlier gains, after data shows consumer prices rose 0.6% in August, the biggest increase in 14 months, largely due to higher oil prices. The Dow Jones Industrial AverageDJIA dropped 122 points, or 0.4% Wednesday afternoon, and the S&P 500SPX dipped 5 points, or 0.1%. The Nasdaq CompositeCOMP rose 9 points, or 0.1%, according to FactSet data. 

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