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S&P 500 opens flat as Middle East tensions curb risk appetite

U.S. equities tread water early Tuesday as investors balance geopolitical risks with domestic economic optimism.

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Priya Anand · Equities & Earnings Desk · 18 Aug 2026 · 1 min read
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S&P 500 opens flat as Middle East tensions curb risk appetite

The S&P 500 opened little changed on Tuesday as investors weighed escalating Middle East tensions against domestic economic data.

The benchmark index was up 0.1% at 5,250.40 at the 9:30 a.m. ET open, following a mixed session on Monday that saw the index close marginally higher. Trading volumes were modest, reflecting caution ahead of key economic releases later in the week, including U.S. retail sales and industrial production figures.

Market participants cited geopolitical concerns as a primary drag on sentiment, with oil prices rising on heightened risks to supply routes in the Strait of Hormuz. Brent crude futures climbed 1.2% to $88.45 per barrel, while WTI crude added 1.1% to $84.75 per barrel. The U.S. dollar index, a barometer of safe-haven demand, edged up 0.1% to 104.30.

Analysts noted that while corporate earnings and economic indicators have supported equities in recent weeks, the potential for further escalation in the Middle East could disrupt risk appetite. "The market is in a holding pattern," said a strategist at a major bank. "We’re seeing some profit-taking after the recent rally, and geopolitical risks are adding to the uncertainty."

The technology-heavy Nasdaq Composite was down 0.2% at 16,450.10, while the Dow Jones Industrial Average gained 0.1% to 39,850.30. Sector performance was mixed, with energy stocks leading gains on higher oil prices, while consumer discretionary shares lagged as investors adopted a cautious stance.

Investors will monitor developments in the Middle East closely, as well as upcoming U.S. economic data, for further direction. The market’s muted open suggests a wait-and-see approach is prevailing.

This article was produced with AI assistance and edited by a Finance Review Daily journalist.
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Written by
Priya Anand
Equities & Earnings Desk

Priya covers listed equities and corporate earnings, reading quarterly results and guidance for what they signal about sector health and forward valuations.

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