NewsNationOnline | USA News Desk | October 12, 2026. US shares showed mixed performance as higher oil prices, volatile Treasury yields and declines in major AI-related stocks unsettled investors.
What happened
US stock markets experienced sharp moves as investors weighed rising energy costs and changes in government bond yields.
The key details
In the reported Thursday session, the S&P 500 lost 0.5% and the Nasdaq declined 1.3%, while the Dow Jones Industrial Average edged up 0.1%.
Why it matters
Brent crude rose as uncertainty surrounding the conflict involving Iran weighed on energy markets.
What comes next
Shares of several major technology companies, including Nvidia, Broadcom and Micron, declined amid concerns about elevated AI-sector valuations.
What readers should know
These are figures from the reported trading session, not live quotations for Monday, October 12.
Why oil and technology shares can move in different directions
Higher energy prices can raise costs for airlines, logistics businesses and consumers, while benefiting some producers. Technology stocks may react more strongly to changing bond yields and assumptions about future earnings.
Avoid confusing a session recap with live prices
The reported index movements describe a specific trading session. Readers making decisions should verify current market levels and company disclosures rather than treating historical figures as real-time quotes.
Context and verification
This report separates confirmed developments from forecasts, political claims and unresolved questions. Readers should consult the original reporting and official announcements for updates as this story develops.
Primary reporting: Read the original source report. Related coverage: More reporting from NewsNationOnline.
SEO topics: Wall Street, Nasdaq, AI stocks, oil prices.
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