Bond Selling Keeps U.S. Futures Near Flat as AI News Emerges

U.S. stock futures hovered near flat Tuesday as investors weighed rising Treasury yields. At 03:28 ET, Dow futures were down 34 points, or 0.1%, S&P 500 futures were little changed and Nasdaq 100 futures had gained 20 points, or 0.1%.

Wall Street’s main indexes fell in the previous session amid a bond selloff. The 10-year Treasury yield reached a 19-year high, while the 30-year rate climbed to its highest level since 2004.

President Donald Trump rejected an Iranian peace proposal that would have reopened the Strait of Hormuz. The move pushed oil higher and added to concerns about an energy shock and further Federal Reserve rate increases, according to the report.

Anthropic expects a valuation above $2 trillion in a planned IPO, Reuters reported, citing the company’s prospectus. That is more than double its estimated $965 billion value in May.

The AI startup’s revenue rose 12-fold in 2025 to nearly $4.6 billion, but it reported a $42 billion net loss. Reuters said the loss included a roughly $34 billion accounting charge tied to financing instruments that could convert into shares.

OpenAI has shelved the planned October release of its GPT-6.1 Astra model after it failed internal safety controls, the Wall Street Journal reported. The company will focus on improving safety in future models, which it expects to be more capable.