Stock market today: Dow, S&P 500, Nasdaq waver as Micron earnings boost tech
Major US stock indexes traded mixed as a surge in technology shares, driven by strong Micron earnings, helped offset losses across the wider market. The Dow Jones Industrial Average faced downward pressure, while the Nasdaq pared earlier gains. Investor sentiment remained cautious as the broader artificial intelligence stock rally faced headwinds from a relentless selloff in the Treasury market and surging bond yields that pushed Dow futures to a three-month low. Market participants watched these macroeconomic pressures closely while evaluating Micron's robust financial report and guidance.
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- ✓ Micron beat on earnings and issued strong guidance.
- ✓ Micron data center revenue jumped 11-fold.
- ✓ Dow futures hit a three-month low as yields surged.
What changed
Micron reported strong earnings and guidance that boosted technology shares even as surging Treasury yields weighed on the Dow.
Live updates
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US Stocks Mixed as Micron Earnings Boost Tech Sector
Major US stock indexes traded mixed as a surge in technology shares, driven by strong Micron earnings, helped offset losses across the wider market. The Dow Jones Industrial Average faced downward pressure, while the Nasdaq pared earlier gains. Investor sentiment remained cautious as the broader artificial intelligence stock rally faced headwinds from a relentless selloff in the Treasury market and surging bond yields that pushed Dow futures to a three-month low. Market participants watched these macroeconomic pressures closely while evaluating Micron's robust financial report and guidance.
Why it matters
Micron's soaring earnings and strong guidance provided vital support to technology stocks as the broader market contended with macroeconomic pressure from the bond market. Surging Treasury yields continue to weigh on equity sentiment, creating a tug-of-war between high-flying artificial intelligence shares and tightening financial conditions. Investors are parsing corporate earnings strength against broader economic indicators at the start of the new month.
What is confirmed
- Micron beat on earnings and issued strong guidance.
- Micron data center revenue jumped 11-fold.
- Dow futures hit a three-month low as yields surged.
Still unconfirmed
- Micron's 87 percent gross margin poses a specific problem for the company's valuation outlook.
What to watch next
- Further movements in Treasury yields and the bond market
- Subsequent corporate earnings reports and tech sector performance
confidence 95%Sources used for this update (9)
- bullstory.io — US Stock Market Today: S&P 500, Nasdaq and Dow | Bullstory
- vittarthi.com — US Stock Market Today Sep 29, 2026 — S&P 500, Dow & Nasdaq Close
- CNBC — Micron beats on earnings and issues strong guidance as data center revenue jumps 11-fold
- Investor's Business Daily — Stock Market Today: Dow Knocked Down, Nasdaq Pares Gain; Micron Holds Firm After Earnings Soar
- Yahoo Finance — Stock market today: Dow, S&P 500, Nasdaq mixed as Micron earnings boost tech
- finance.yahoo.com — Stock market today: Dow, S&P 500, Nasdaq mixed as Micron earnings boost tech
- Barron's — Why Micron’s 87% Gross Margin Is a Problem
- wsj.com — AI Stock Rally Checked by Relentless Treasury Selloff
- Reuters — Dow futures hit three-month low as yields surge, Micron earnings offer support
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