Equities Hit A Speed Bump As Semis Slide And Yields Climb

Stocks extended their decline for a third straight session on Aug. 18, renewing debate over the durability of the equity rally at a moment when rising Treasury yields, persistent inflation concerns, and a still‑simmering conflict with Iran threaten to keep pressure on risk assets. The S&P 500 remains near record territory, but yesterday's pullback was driven by weakness in semiconductor stocks, a leadership group that has powered much of the market's advance.