---
title: "Memory Chips Mixed in Post-Market Trading, Micron Up 2%, SanDisk Up 0.57%"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/293659052.md"
description: "The memory chip sector showed mixed performance in post-market trading, with Micron Technology up 2% at $981.86, SanDisk gaining 0.57% to $1,608.43, Western Digital edging up 0.26%, and Seagate Technology rising 0.57%."
datetime: "2026-07-23T19:46:25.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/293659052.md)
  - [en](https://longbridge.com/en/news/293659052.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/293659052.md)
---

# Memory Chips Mixed in Post-Market Trading, Micron Up 2%, SanDisk Up 0.57%

The memory chip sector displayed mixed performance during post-market trading, with major stocks showing divergent moves. As of press time, Micron Technology (MU.US) traded at $981.86 in post-market session, up 2.33% from the previous close of $959.48. SanDisk (SNDK.US) gained 0.57% to $1,608.43 from its prior close of $1,599.27.

Among other components, Western Digital (WDC.US) edged up 0.26% to $558.095 in post-market trade, while Seagate Technology (STX.US) rose 0.57% to $913.30. Everspin Technologies (MRAM.US) advanced 2.37% to $16.44. On the derivative ETF front, related leveraged and inverse products moved in line with the sector, with MUU.US up 1.89%, MUD.US down 0.45%, SNXX.US gaining 1.41%, and SNDQ.US declining 0.92%.

Overall, the memory chip sector exhibited modest volatility in post-market hours, with investors monitoring inventory cycle dynamics and the potential impact of AI server demand on memory chip pricing. As sector leaders, Micron and SanDisk's post-market performance serves as a guide for next-day opening 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)

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