US Stocks Trade Mixed as Nasdaq Tests Record

2026-09-22 15:45 By Andre Joaquim 1 min. read

US stock indices were mixed on Tuesday as the rebound in Treasury yields offset the extended rally for AI companies.

The S&P 500 and the Dow swung lower, while the tech-heavy Nasdaq 100 rose 0.5% to a record high.

Borrowing costs rebounded in afternoon traded as US President Trump delivered escalatory remarks against Iran in his UN speech, and dimmed hopes of a diplomatic effort to restore fuel exports from the Middle East.

Credit-sensitive banks led the losses, with JPMorgan, Wells Fargo , and Morgan Stanley dropping 4% each.

In turn, another strong session on the AI trade lifted software developers and AI infrastructure companies.

The latest catalyst was the strong reception for Meta's Muse AI agent.

Meta shares were 13% higher in the last two sessions, while Micron gained 3%.

On top of that, Sandisk rose on an upgrade from Rosenblatt.



News Stream
US Stocks Trade Mixed as Nasdaq Tests Record
US stock indices were mixed on Tuesday as the rebound in Treasury yields offset the extended rally for AI companies. The S&P 500 and the Dow swung lower, while the tech-heavy Nasdaq 100 rose 0.5% to a record high. Borrowing costs rebounded in afternoon traded as US President Trump delivered escalatory remarks against Iran in his UN speech, and dimmed hopes of a diplomatic effort to restore fuel exports from the Middle East. Credit-sensitive banks led the losses, with JPMorgan, Wells Fargo , and Morgan Stanley dropping 4% each. In turn, another strong session on the AI trade lifted software developers and AI infrastructure companies. The latest catalyst was the strong reception for Meta's Muse AI agent. Meta shares were 13% higher in the last two sessions, while Micron gained 3%. On top of that, Sandisk rose on an upgrade from Rosenblatt.
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