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Semafor TechPublished: Oct 6, 2026, 10:01 JST

AI-stock rally powers Nasdaq to record close

AI-stock rally powers Nasdaq to record close

3 Key Points

  1. What happened

    An AI-stock rally drove the Nasdaq to a record close Monday, with SpaceX, Nvidia, Meta and Microsoft all gaining ahead of Big Tech's third-quarter earnings this month.

  2. Why it matters

    Investors are betting that demand for compute is strong enough to keep hyperscalers investing despite higher borrowing costs, so the AI investment boom is adding to inflation even as interest rates begin to bite elsewhere.

  3. What to watch

    Whether the Fed decides it has to "hurt the part of the economy that is more rate sensitive," as Barclays' global chairman of research told The New York Times. Watch Big Tech's third-quarter earnings this month.

WHO IT HITSInvestors holding tech-heavy portfolios and Fed officials weighing rate policy are the ones feeling this, as surging AI-stock gains complicate the inflation picture even while higher rates squeeze other parts of the economy.

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Context & Analysis

The record close comes as investors position themselves ahead of Big Tech's third-quarter earnings this month, with SpaceX, Nvidia, Meta, and Microsoft all gaining on the day. That pattern suggests money is flowing into AI-linked names while moving away from other sectors.

The underlying tension is that demand for compute remains strong enough that hyperscalers are not backing off their spending despite higher borrowing costs. That keeps the AI investment boom contributing to inflation even as interest rates begin to bite elsewhere in the economy.

The result, as Barclays' global chairman of research told The New York Times, is that the Fed may have to "hurt the part of the economy that is more rate sensitive." How far that goes may hinge on whether the third-quarter earnings later this month confirm the spending momentum investors are betting on.

FAQ
Why did the Nasdaq hit a record close?
An AI-stock rally powered the Nasdaq to a record close Monday, as investors looked to Big Tech's third-quarter earnings this month.
How are higher borrowing costs affecting hyperscalers?
Demand for compute is strong enough that hyperscalers remain undeterred by higher borrowing costs, according to the article.
What dilemma does this pose for the Federal Reserve?
The AI investment boom is adding to inflation even as interest rates begin to bite elsewhere, suggesting the Fed may have to hurt the more rate-sensitive part of the economy, Barclays' global chairman of research told The New York Times.

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