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WDC

WDC
452.7270.11%( -0.503 )

LongbridgeAI

Memory Chips Sector Declines During Trading Hours, STX Falls Nearly 5%, WDC Drops Over 3%

Movers Alert
Sep 15, 2026 at 04:46 PM

During trading hours on September 15, the memory chip sector weakened broadly, with mainstream stocks posting losses across the board. As of press time, Seagate Technology (STX.US) fell 4.82% to $766.70, leading the sector lower; Western Digital (WDC.US) dropped 3.20% to $413.27; SanDisk (SNDK.US) declined 1.65% to $1,526.33; Micron Technology (MU.US) edged down 0.05% to $923.57, showing relative resilience; Everspin (MRAM.US) fell 2.14% to $14.42.

Among derivative securities, performance diverged, with SNDQ.US bucking the trend up 3.42% to $14.98, SNXX.US falling 3.63% to $13.23, MUU.US slipping 0.20% to $28.09, and MUD.US flat at $10.73. The sector faced overall pressure as investor concerns over inventory levels and pricing cycles in the memory chip industry intensified, with capital flows turning negative.

Sector constituents

NameTickerLastChange
MUD.USMUD.US10.730.00%
SNDQ.USSNDQ.US14.98+3.42%
MUU.USMUU.US28.09-0.20%
MU.USMU.US923.57-0.05%
MRAM.USMRAM.US14.42-2.14%
SNDK.USSNDK.US1526.33-1.65%
WDC.USWDC.US413.27-3.20%
SNXX.USSNXX.US13.23-3.63%
STX.USSTX.US766.70-4.82%

Source: Movers Alert The copyright of this article belongs to the original author/organization.

The views expressed herein are solely those of the author and do not reflect the stance of the platform. The content is intended for investment reference purposes only and shall not be considered as investment advice. Please contact us if you have any questions or suggestions regarding the content services provided by the platform.

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