Why did U.S. stock futures rise on Tuesday, and which sectors led the gains?

U.S. stock index futures rose on Tuesday as chip stocks extended gains for a second day, with Nasdaq futures leading early trading; shares of Nvidia, Broadcom, and Micron Technology rose between 0.8% and 4.4% premarket, rebounding from Friday's sharp selloff. The gains were also aided by easing hostilities in the Middle East following Iran and Israel halting attacks after a U.S. appeal, reinforcing a tenuous ceasefire announced on April 8.

What recent developments involving AI and tech companies are influencing market sentiment, according to the article?

According to the article, ChatGPT maker OpenAI confidentially filed for a U.S. IPO, joining rival Anthropic in moving toward public markets; SpaceX is preparing a $1.75 trillion market debut aiming to raise $75 billion—the largest IPO ever—raising investor concerns about overexuberance in high-growth tech stocks; meanwhile, Applied Digital rose 11.5% after signing a 15-year lease expected to generate $5.2 billion, and Nuvalent jumped 39% after agreeing to be acquired by GSK for $10.6 billion at a 40% premium.

US Stock Futures Rise as Chip Stocks Extend Gains; Oil Prices Drop on Ceasefire Hopes

Jun 9, 2026

US stock futures climbed as chip stocks extended gains and Middle East hostilities eased, causing oil prices to fall over 2%. GSK also agreed to acquire cancer drug developer Nuvalent for $10.6 billion.

reuters

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GSK in talks to buy cancer biotech Nuvalent for more than $9 billion, FT reports

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GSK Boosts Lung Cancer Portfolio with $10.6 Billion Nuvalent Takeover

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GSK to buy cancer drug developer Nuvalent for $10.6 billion

2026-06-09

US Stock Futures Rise as Chip Stocks Extend Gains; Oil Prices Drop on Ceasefire Hopes

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GSK Makes Biggest Ever Acquisition with $10.6bn for US Cancer Drug Firm