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Memory stocks trading session

Story timeline · 2 updates, 19 Oct to 21 Oct 2026

US memory stocks rose in pre-market trading, with SanDisk up 3.56%, Micron up 2.44% and SK Hynix up 3.85%. Later in the session momentum faded: SanDisk turned down 0.6% after rising as much as 3.5%, and Micron and SK Hynix gains narrowed to under 2%.

Every update, oldest first

  1. Memory stocks climb before the US open, SanDisk up 3.56%

    US memory stocks rose in pre-market trading, with SanDisk up 3.56%, Micron Technology up 2.44%, SK Hynix up 3.85%, Seagate Technology up 2.55% and Western Digital up 2.11%, according to MSX.COM data.

    MacroOdailyAINeutral

  2. Memory stocks weaken as SanDisk turns lower

    US memory stocks lost momentum, with SanDisk down 0.6% after rising as much as 3.5% early in the session. Gains for Micron and SK Hynix narrowed to under 2%.

    MacroOdailyAINeutral

Every update is a short rewrite, by AI in our own words, of a flash from the outlet named on it, credited and linked. Updates are joined into one story by AI; our editors can change a story’s name or take an update out. Not investment advice.