Market Indexes Decline as Geopolitical Tensions Rise in August's Final Session

On August 31, U.S. and Iranian military strikes reignited tensions around the Strait of Hormuz, causing oil prices to rise over $90 a barrel and pushing energy stocks higher while dragging down broader market indices. The Dow Jones Industrial Average fell by nearly half a percent as key components like Goldman Sachs and Caterpillar declined. Similarly, the S&P 500 and Nasdaq Composite also dipped slightly due to broad sector declines, though tech giants such as Tesla saw gains after cutting prices on its Model 3 in Hong Kong. Despite the day's losses, August ended positively for major indices with the Dow up 1.4%, the S&P 500 rising by 2.4%, and the Nasdaq Composite gaining 3.5%. These results were driven largely by strong earnings growth across sectors despite ongoing macroeconomic challenges like inflation and geopolitical instability. Investors remain focused on upcoming economic data, particularly Friday's August jobs report which will influence expectations for Federal Reserve policy decisions in September.

By Anders Bylund, The Motley Fool Mon, August 31, 2026 at 8:11 PM GMT+3 4 min read · Yahoo Finance ·

Market Indexes Decline as Geopolitical Tensions Rise in August's Final Session

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Topics: Dow Jones Iran-US tensions oil prices S&P 500 stock market

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