Micron and Qualcomm Surge After Hours, Sparking $400 Billion Chip Rally

Micron (MU) soared 16% after hours on $100 billion in customer commitments; Qualcomm (QCOM) jumped 13% on a $15 billion data-center target, fueling a $400 billion chip rally.

Sarah Chen · June 25, 2026 at 12:13 AM · Updated Jun 25, 2026 · 1 min read · 11 views

Micron and Qualcomm Surge After Hours, Sparking $400 Billion Chip Rally

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ARM $351.57 -4.04% AVGO $382.07 +0.51% DIA $518.85 +0.43% META $557.67 -0.81% MRVL $276.70 -0.84% MSFT $365.46 -2.27% MU $1,048.51 -0.31% NVDA $199.00 -0.52% QCOM $197.41 -3.29% QQQ $710.44 -0.45% SNDK $1,914.46 -2.50% SPY $733.82 +0.03% STX $993.25 -4.37% WDC $643.83 -4.01%

NEW YORK, June 24, 2026 – In a dramatic reversal of this week’s tech selloff, semiconductor stocks surged in after-hours trading Thursday, led by Micron Technology and Qualcomm. The rally added more than $400 billion in market value to the chip sector, according to Reuters data, and helped lift the Invesco QQQ Trust (QQQ) by 2.03% in extended trading. The SPDR S&P 500 ETF (SPY) rose 0.58%, while the SPDR Dow Jones Industrial Average ETF (DIA) edged up 0.11%.

Technology MU QCOM QQQ SPY DIA WDC SNDK STX ARM MRVL AVGO MSFT META NVDA

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Written by

Sarah Chen

Technology & Crypto Editor

Sarah Chen leads technology and cryptocurrency coverage at StockTi. With a background in computer science from MIT and five years in fintech equity research, she brings deep technical fluency to her market analysis. Sarah covers earnings, product ...

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