---
title: "Memory Chips Sector Shows Mixed Movement in After-Hours Trading, MU.US Falls 0.27%, SNDK.US Drops 0.64%"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/297836363.md"
description: "The memory chips sector saw slight fluctuations in after-hours trading, with most mainstream stocks edging lower except MRAM.US up 0.12%. Among derivative stocks, SNXX.US fell 1.35% while SNDQ.US rose 0.84%. Trading activity remained active, led by STX.US."
datetime: "2026-09-02T22:46:33.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/297836363.md)
  - [en](https://longbridge.com/en/news/297836363.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/297836363.md)
generator: "portal-rs"
---

# Memory Chips Sector Shows Mixed Movement in After-Hours Trading, MU.US Falls 0.27%, SNDK.US Drops 0.64%

The memory chips sector exhibited modest fluctuations during the after-hours session, with most mainstream stocks trading marginally lower except for a slight gain in MRAM.US. As of press time, Micron Technology (MU.US) was quoted at **$953.49**, down **0.27%**; SanDisk (SNDK.US) at **$1,543.50**, down **0.64%**; Western Digital (WDC.US) at **$447.43**, down **0.33%**; Seagate Technology (STX.US) at **$805.00**, down **0.44%**; while MRAM.US edged up **0.12%** to **$15.92**.

Among derivative stocks, SNXX.US declined **1.35%** to **$13.83**, whereas SNDQ.US advanced **0.84%** to **$15.58**. Overall sector trading activity remained robust, with Seagate Technology (STX.US) recording after-hours turnover of **$12.52 million** and volume of **15,500 shares**, indicating heightened market attention.

Analysts noted that the memory chips sector has recently been influenced by industry supply-demand dynamics and macroeconomic data, leading to cautious investor positioning during after-hours trading and limited price volatility. Future performance will depend on industry inventory trends and recovery in downstream demand.

### 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

- [MU Stock Alert: What to Know as Micron Appoints New Executives](https://longbridge.com/en/news/297080454.md)
- [Cynthia Tregillis Sells 1,007 Shares of Western Digital (NASDAQ:WDC) Stock](https://longbridge.com/en/news/297248306.md)
- [Western Digital Chief Legal Officer Cynthia Tregillis disposes of common shares worth $1,250,449.43](https://longbridge.com/en/news/297243818.md)
- [Micron Technology, Inc. $MU Holdings Increased by Trivium Point Advisory LLC](https://longbridge.com/en/news/297292952.md)
- [Micron's Taiwan unions threaten strike over bonus dispute](https://longbridge.com/en/news/297617714.md)

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