--- title: US Market Summary for August 11, 2026 description: "US market summary for August 11, 2026: Wall Street closes lower amid geopolitical tensions and mixed earnings reports." image: https://resources.quantel.ai/hubfs/Partners%20images/iStock-2260783305.jpg --- [![quantel_mainlogo](https://resources.quantel.ai/hubfs/quantel_mainlogo.png)](https://www.quantel.ai/) - [For Investors](https://www.quantel.ai/investors/) - [For RIAs](https://www.quantel.ai/rias/) - [Resources](https://www.quantel.ai/resources/) - [About](https://www.quantel.ai/about/) [Get Started Today](https://myaccount.quantel.ai/) [Get Started Today](https://myaccount.quantel.ai/) false # US Market Summary for August 11, 2026 [BACK](https://resources.quantel.ai/) By   Quantel AI Aug 11, 2026, 6:10:14 PM | 1 mins [![](https://resources.quantel.ai/hubfs/Social_Icons/linkcopy_icon.svg)](https://resources.quantel.ai/daily-market-summary/?rel=author) ![Featured image](https://resources.quantel.ai/hubfs/Partners%20images/iStock-2260783305.jpg) #### Market Overview On August 11, 2026, Wall Street closed lower as optimism surrounding US-Iran peace negotiations faded. The S&P 500 fell by 24.91 points, or 0.32%, closing at 7728.20. The Dow Jones dropped 184.13 points, or 0.34%, finishing at 53791.85, while the Nasdaq saw a decline of 159.91 points, or 0.60%, ending at 26445.45. Despite a positive earnings season for some companies, rising oil prices amid geopolitical tensions weighed on market sentiment. #### Earnings CoreWeave reported impressive earnings, surpassing revenue expectations and marking a significant moment for the AI cloud provider. CEO's remarks highlighted this as an "important inflection point" for the company, leading to a surge in its stock price. Cardinal Health also lifted its price target following a positive profit guidance, despite some challenges in the quarter. The focus on strong profitability was a key takeaway from their report. >Super Micro's earnings report continued the trend of good news, with the company exceeding expectations and forecasting an optimistic revenue outlook driven by AI demand. This has contributed to a positive trajectory for its stock. Lumentum's sales more than doubled, driven by increasing demand for AI technologies. Although the company posted strong earnings and an upbeat forecast, its stock remained relatively flat in after-hours trading. Pfizer raised its 2026 guidance, although the boost is heavily reliant on a drug nearing the end of its patent. The company is actively working on solutions to address this impending challenge. #### Macroeconomics As oil prices rose due to ongoing tensions in the Middle East, the overall market sentiment was negatively impacted. Investors are closely monitoring these developments, which could have broader implications for inflation and economic stability. #### Corporate News In broader corporate news, the fast-food industry is facing challenges as companies like McDonald's find that traditional cheap deals are no longer effective in attracting customers. This shift in consumer behavior is prompting a reevaluation of marketing strategies across the sector. #### Outlook Looking ahead, market participants will be watching for further developments in geopolitical tensions, particularly in the Middle East, as well as upcoming earnings reports from other major companies. The current earnings season has shown resilience in certain sectors, particularly in technology and healthcare, but external factors such as oil prices and international relations will likely continue to influence market dynamics. ### EXPLORE MORE POSTS [![US Market Summary for August 27, 2026](https://resources.quantel.ai/hubfs/Partners%20images/iStock-2260783305.jpg)](https://resources.quantel.ai/daily-market-summary/us-market-summary-2026-08-27) #### US Market Summary for August 27, 2026 #### Market Overview The US stock market closed higher on Thursday, driven by... 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