Wall Street’s Nasdaq hits all-time high as AI frenzy gathers pace

Investors shrug off AI safety concerns and Iran war, sending market to a new peak.Published On 23 Sep 202623 Sep 2026Wall Street’s Nasdaq stock exchange has hit an all-time high, shrugging off concerns about AI safety risks, sky-high tech valuations and the energy shock caused by the United States’ war on Iran.The Nasdaq Composite index, which is dominated by US tech giants such as Nvidia, Apple and Microsoft, rose 0.45 percent on Tuesday, taking its gains to date this year to more than 17 percent.Recommended Stories list of 4 itemslist 1 of 4Celebrities at the Pentagon: How unusual was the Paul brothers’ visit?list 2 of 4UNGA Day 1: US and Iran hold talks despite Trump’s threatlist 3 of 4Kamala Harris campaigns with Abdul El-Sayed to unify Democratic voterslist 4 of 4Iran flights to Baghdad, Muscat cancelled ahead of US aviation sanctionsend of listThe Nasdaq 100, a narrower index that tracks 100 top companies, jumped 0.82 percent.The S&P 500, the most popular measure of the overall US stock market, closed essentially flat.Monolithic Power Systems, a Florida-based manufacturer of power circuits, and Canadian e-commerce company Shopify led the gains, surging 8.1 percent and 7.1...