NEW YORK (AP) — U.S. stock indexes are edging lower on Thursday as Wall Street makes its final moves before the head of the Federal Reserve gives a highly anticipated speech on Friday that could hint at where interest rates are going.

The S&P 500 dipped 0.2% following four straight modest loss since it set an all-time high last week. The Dow Jones Industrial Average was down 101 points, or 0.2%, as of 10:35 a.m. Eastern time, and the Nasdaq composite was 0.1% lower.

Walmart was one of the market's biggest movers and fell 4.4% after reporting a profit for the spring that came up short of analysts' expectations, while Big Tech stocks were holding a bit steadier following two days of sharp swings.

The moves were a little stronger in the bond market, where Treasury yields rose after a

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