---
title: "Memory Chips Sector Slumps Intraday, Micron Down 4.4%, SanDisk Down 5.4%"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/296238563.md"
description: "During intraday trading on August 18, the memory chips sector retreated broadly. Micron Technology fell 4.44% to $966.83, SanDisk dropped 5.38% to $1,689.26, Western Digital declined 5.71% to $505.29, and Seagate Technology slid 5.41% to $940.98."
datetime: "2026-08-18T13:46:51.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/296238563.md)
  - [en](https://longbridge.com/en/news/296238563.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/296238563.md)
generator: "portal-rs"
---

# Memory Chips Sector Slumps Intraday, Micron Down 4.4%, SanDisk Down 5.4%

During intraday trading on August 18, the memory chips sector faced broad-based selling pressure, with mainstream names moving lower across the board. As of press time, Micron Technology (MU.US) was down 4.44% at $966.83, trading between a high of $978.67 and a low of $955.47, with turnover reaching $5.52 billion.

Sector leader SanDisk (SNDK.US) led declines, trading at $1,689.26, down 5.38%, with an intraday range of $1,676.03 to $1,724.99 and turnover of $5.61 billion. Hard drive manufacturer Western Digital (WDC.US) fell 5.71% to $505.29, while Seagate Technology (STX.US) dropped 5.41% to $940.98. Everspin Technologies (MRAM.US) declined 4.51% to $18.97.

Among derivative products, Micron-related ETF MUU.US fell 8.94%, while MUD.US gained 4.72%. SanDisk-related ETFs showed divergence with SNXX.US down 10.98% and SNDQ.US up 10.97%. Overall, the memory chips sector displayed broad declines during the intraday session, reflecting cautious investor sentiment.

### 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

- [Top Wall Street analysts believe in the growth potential of these 3 stocks](https://longbridge.com/en/news/296701501.md)
- [Micron Technology, Inc.  Plans USD10 billion AI Memory Chip R&D Center](https://longbridge.com/en/news/296551150.md)
- [Micron Sees 'No End' to AI Memory Supply Crunch: CEO Sanjay Mehrotra Says 'Nothing Ever Goes in a Straight Line'](https://longbridge.com/en/news/296743524.md)
- [$1000 Invested In Western Digital 20 Years Ago Would Be Worth This Much Today](https://longbridge.com/en/news/296395604.md)
- [Western Digital, Tohoku University launch AI data infrastructure lab in Japan](https://longbridge.com/en/news/296382332.md)

---
> **Disclaimer: This article is for reference only and does not constitute any investment advice.**