U.S. stock markets trade with sharp swings as investors weigh fresh oil moves, inflation data, and geopolitical headlines, alongside continued momentum and jitters in AI and semiconductor stocks. In one session described by outlets, the S&P 500 and Nasdaq slip after oil prices resume their climb, with the broader AI-led rally showing signs of fatigue. Another reports the market pairs choppy trading with a slight rebound tied to hopes for developments in U.S.-Iran ceasefire talks.

Several articles link market direction to interest-rate expectations and energy-driven inflation risk. Hotter inflation signals and higher Treasury yields pressure equities, while traders also price potential Fed tightening. Geopolitical uncertainty around the U.S. and Iran, including a reported 60-day ceasefire extension draft or continued negotiations, also drives volatility and keeps markets sensitive to deal-related headlines.

Across sources, AI-related stocks and especially semiconductors remain a major driver of sentiment. Nvidia’s results and AI-chip demand narratives buoy tech in some reports, while other coverage points to profit-taking, concerns about debt-funded AI spending by hyperscalers, and periodic selloffs in the semiconductor sector. Tech and chip names repeatedly shape index performance, even as rates and oil move the market’s broader tone.