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Stock market today: Dow, S&P 500, Nasdaq futures extend losses amid US-Iran tensions
Grace O’Donnell· Editor, Special Projects
Tue, August 18, 2026 at 1:38 p.m. GMT+5:30
1 min read
US stock futures fell on Tuesday as rising tensions between the US and Iran revived inflation concerns, with elevated oil prices adding pressure
Futures on the Dow Jones Industrial Average (YM=F) slid 0.2%, while those on the S&P 500 (ES=F) declined 0.5%. Contracts for the Nasdaq-100 (NQ=F) retreated 0.9%, leading the major indexes lower after a downbeat start to the trading week
Oil prices climbed to their highest level in over two weeks after President Trump said he intends to inflict more economic pain on Iran and threatened to “bomb” Oman if it interferes with the US’s plans for the Strait of Hormuz
Brent crude (BZ=F) futures, the <a href="https://todaytrendnews7.com/china-eastern-airlines-selects-kayak-for-its-first-international-metasearch-integration/” title=”China Eastern Airlines Selects KAYAK for its First International Metasearch Integration”>international benchmark, hit $91 per barrel, and US benchmark West Texas Intermediate crude futures (CL=F) rose to $84 per barrel as the US Strategic Petroleum Reserve plunged to its lowest level since 1982
Rising oil, an AI borrowing spree, and concerns over government borrowing have also lifted bond yields globally. In the US, the 10-year Treasury yield (^TNX) hit 4.72%, and the 30-year yield (^TYX) advanced to 5.31%, a 19-year high
Earnings, meanwhile, have supported equities so far this reporting season. While the second quarter reporting period has slowed, a handful of reports from Home Depot (HD), Toll Brothers (TOL), and Klarna (KLAR), among others, are on deck
