Top takeaways

1. US–Iran crisis and oil markets

The U.S. military boarded an Iranian‑flagged oil tanker in the Gulf of Oman, saying it was suspected of trying to breach the American naval blockade aimed at pressuring Tehran to reopen the Strait of Hormuz. (abcnews.com)

Oil prices fell roughly 6% after President Trump said negotiations with Iran were in their “final stages,” though traders remained cautious given ongoing disruption to Middle Eastern supply. Brent fell to about $104 per barrel and WTI to under $100. (theguardian.com)

2. Global markets and US stocks

Wall Street rallied, with the S&P 500 up around 1–1.1%, moving back near last week’s record high. The Dow rose more than 600 points and the Nasdaq gained about 1.5%. Easing 10‑year Treasury yields (down to roughly 4.6%) and a pullback in oil prices supported risk appetite. (apnews.com)

Tech shares led gains as investors looked ahead to Nvidia’s earnings and weighed high borrowing costs against strong demand for AI‑related infrastructure. (fxleaders.com)

In Europe, major stock indexes ended modestly higher, with technology and basic resources outperforming. Traders remained focused on risks of further US–Iran escalation. (newsquawk.com)

3. Currency and energy shock in Europe

The euro fell to a six‑week low around $1.16 versus the dollar as markets priced in the risk of a potential energy shock for the EU from persistently high oil prices heading into the 2026–27 heating season, according to a UN trade body assessment. (business-standard.com)

4. US–China relations

UN Secretary‑General António Guterres said last week’s Trump–Xi summit reduced tensions but produced “no major breakthrough.” The leaders did not agree to extend a fragile trade truce that expires later this year. Chinese President Xi Jinping is expected to visit Washington on September 24, a trip Guterres called “enormously important” for the relationship. (investing.com)

5. Corporate and health sector news

Medtronic announced plans to acquire SPR Therapeutics, a company focused on peripheral nerve stimulation therapies. The deal aims to expand treatment options for chronic pain patients and strengthen Medtronic’s neuromodulation portfolio. (marketscreener.com)

6. Science and technology highlights

Astronomers reported 118 newly confirmed exoplanets, plus about 2,000 strong candidates, identified using machine learning applied to NASA TESS data. The results highlight AI’s growing role in large‑scale scientific discovery. (en.wikipedia.org)