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SanDisk headquarters building and sign in Milpitas, California, at dusk
Photo: FinanceFeeds

Micron Stock Rises 1.7% as Memory Chip Rally Extends

TipRanks2 min read6 sources

Why is Micron stock up today?

Micron (MU) stock rose 1.7% to $919.20 in premarket trading on Tuesday as Anthropic's IPO filing and a Bank of America call for tight memory supply through 2028 lifted AI chip demand hopes.

Key numbers

Micron (MU) premarket price$919.20+1.72%
SanDisk (SNDK) premarket price$1,268.38+1.05%
SK Hynix (SKHY) premarket price$146.43+2.67%
SanDisk 2026 gain at Oct 26 close; earlier 600%+ figures predate a 33% one-month drop+432%46% below 52-week high
SK Hynix Q3 operating profit expected (consensus)₩77.0T+27% vs prior quarter

What happened

Micron (MU) stock rose 1.7% to $919.20 in premarket trading on Tuesday as Anthropic's IPO filing and a Bank of America call for tight memory supply through 2028 lifted AI chip demand hopes. SanDisk (SNDK) gained 1.1% to $1,268.38 and SK Hynix (SKHY) rose 2.7% to $146.43. Memory chips are scarce because AI data centers are buying huge amounts, which lets makers charge more. SanDisk is up about 432% this year and reports earnings Thursday. SK Hynix may announce a $12 billion special dividend (an extra cash payout) on Wednesday.

Why it matters

Micron's rally shows how much money is flowing to the chips that store data for AI. Memory is in short supply, so prices and profits for makers have jumped, and Bank of America expects the squeeze to last through 2028. The moves also show how fast these stocks swing: SanDisk is still about 46% below its 52-week high.

Who this affects

Marketbullish
Medium impact
AI-linked chip investors gain as the memory rebound continues.
Companybullish
Medium impact
Micron shareholders benefit; stock near $920 with ~$981B value.
Competitorsbullish
Medium impact
SanDisk and SK Hynix rise alongside Micron.
Industrybullish
Medium impact
Memory makers keep pricing power while supply stays tight.

Micron vs SanDisk, SK Hynix

MicronMU$919.20+1.72%+79%
SanDiskSNDK$1,268.38+1.05%+76%
SK HynixSKHY$146.43+2.67%+79%

As of 2026-10-27

How we got here

  1. Anthropic files for Nasdaq IPO; Nvidia, AMD and Broadcom rise 2–3%.

  2. Bank of America expects memory supply to tighten further in 2027 and 2028.

  3. SanDisk closes at $1,255.58, about 46% below its 52-week high.

  4. Micron trades at $919.20 in premarket as memory rally extends.

What to watch

  • SK Hynix third-quarter results and possible $12B special dividend announcement.2026-10-28
  • SanDisk fiscal Q1 results; guidance was $10.3–10.8B revenue and $44–46 per share.2026-10-29

Educational content only. Not investment advice.

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