---
title: "Memory Chips Surge Pre-Market: Micron Up Nearly 2%, SanDisk Rises Nearly 2%"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/293601060.md"
description: "The memory chip sector rallied broadly in pre-market trading, with Micron Technology and SanDisk leading gains among mainstream names, while Western Digital and Seagate Technology followed suit, reflecting positive market sentiment."
datetime: "2026-07-23T10:47:54.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/293601060.md)
  - [en](https://longbridge.com/en/news/293601060.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/293601060.md)
---

# Memory Chips Surge Pre-Market: Micron Up Nearly 2%, SanDisk Rises Nearly 2%

The memory chip sector showed broad gains during pre-market trading, with mainstream stocks rising collectively. As of press time, Micron Technology (MU.US) was up nearly 2% in pre-market session, trading at $989.90, compared to its previous regular session close of $959.48. SanDisk (SNDK.US) followed closely with a gain of nearly 2%, currently at $1,628.10, showing a notable rebound from the prior close of $1,599.27.

Other mainstream names also performed well. Western Digital (WDC.US) rose nearly 3% pre-market to $572.00, while Seagate Technology (STX.US) gained over 2% to trade at $930.00. Everspin Technologies (MRAM.US) remained relatively flat with minor fluctuations around $16.06. Among derivative products, ProShares Ultra Micron ETF (MUU.US) surged nearly 6% pre-market, Direxion Daily Micron Bull 2X Shares (MUD.US) edged slightly lower, and GraniteShares 2xLong SanDisk ETF (SNDQ.US) dropped nearly 4%, indicating heightened volatility in leveraged instruments.

Overall, the memory chip sector attracted investor interest in the pre-market phase, driven by expectations of improving industry fundamentals and positive earnings catalysts. Market participants should monitor volume trends and sector sustainability heading into the regular trading 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)

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