---
title: "Memory Chip Sector Surges Intraday, Micron Up 4.48%, SanDisk Up 5.15%"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/293647367.md"
description: "The memory chip sector rallied collectively during Wednesday's session. Micron Technology rose 4.48% to $1,002.47, SanDisk gained 5.15% to $1,681.70, with Western Digital and Seagate Technology advancing in tandem amid active trading."
datetime: "2026-07-23T16:45:57.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/293647367.md)
  - [en](https://longbridge.com/en/news/293647367.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/293647367.md)
---

# Memory Chip Sector Surges Intraday, Micron Up 4.48%, SanDisk Up 5.15%

The memory chip sector showed strong momentum during Wednesday's (July 23) intraday session, with major stocks advancing broadly. As of press time, Micron Technology (MU.US) rose 4.48% to $1,002.47, hitting an intraday high of $1,011.77. SanDisk (SNDK.US) gained 5.15% to $1,681.70, reaching a session peak of $1,696.37.

Among other constituents, Western Digital (WDC.US) advanced 2.54% to $570.83, Seagate Technology (STX.US) rose 2.33% to $929.27, and Everspin Technologies (MRAM.US) climbed 2.18% to $16.41. In the derivative products segment, the Micron leveraged ETF (MUU.US) surged 8.91% to $37.35, while the Micron inverse ETF (MUD.US) fell 4.44% to $10.76. The SanDisk leveraged ETF (SNXX.US) jumped 10.71% to $19.95, and the SanDisk inverse ETF (SNDQ.US) dropped 9.92% to $25.33.

Overall sector trading volume expanded significantly, with Micron Technology recording $24.06 billion in turnover and SanDisk at $12.44 billion. Against the backdrop of sustained growth in artificial intelligence and data center demand, the memory chip supply chain maintains high prosperity, driving the sector's collective strength during today's session.

### Related Stocks

- [MU.US](https://longbridge.com/en/quote/MU.US.md)
- [SNDK.US](https://longbridge.com/en/quote/SNDK.US.md)
- [WDC.US](https://longbridge.com/en/quote/WDC.US.md)
- [STX.US](https://longbridge.com/en/quote/STX.US.md)
- [MRAM.US](https://longbridge.com/en/quote/MRAM.US.md)

## Related News & Research

- [Will Micron Stock (MU) Recover from Today's Fall?](https://longbridge.com/en/news/294094763.md)
- [Western Digital’s Earnings Will Test Whether Its AI Rally Has More Room](https://longbridge.com/en/news/294093863.md)
- [Is Western Digital (WDC) Expensive On The Chip Rally And AI Demand Hype?](https://longbridge.com/en/news/293952773.md)
- [Western Digital director Martin Cole disposes of $1.94 million in common shares](https://longbridge.com/en/news/294274475.md)
- [Micron Stock (MU) Forecast – Why Analysts Remain Bullish Despite the Recent Sell-Off](https://longbridge.com/en/news/294240064.md)