Micron Jumps 5%, SanDisk Rises 6%, Western Digital Climbs 4% as Memory Stocks Rebound With Chips

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By David Moadel Published

Quick Read

  • Micron (MU) and SanDisk (SNDK) stocks surged in a rebound from oversold conditions after the PHLX Semiconductor Index had declined 20% over the past month.

  • The Roundhill Memory ETF (DRAM) gained 2% today, with Samsung, SK Hynix, and Micron commanding 72% of its net assets.

  • JPMorgan's Mislav Matejka calls semis oversold and flags no meaningful supply additions before 2028, supporting the bull case for memory margins.

  • Act now: the analyst who called NVIDIA in 2010 just named his top 10 AI stocks — and Micron Technology didn't make the cut. Grab the names FREE today.

Micron Jumps 5%, SanDisk Rises 6%, Western Digital Climbs 4% as Memory Stocks Rebound With Chips

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Memory stocks are catching a strong bid in Monday afternoon trading as the broader semiconductor complex rebounds from a rough stretch. Micron Technology (NASDAQ:MU | MU Price Prediction) shares are up 5% to $887.35, SanDisk (NASDAQ:SNDK) shares are up 6% to $1,435.70, and Western Digital (NASDAQ:WDC) shares are up 4% to $495.80.

The bounce follows a punishing few weeks for chips. Per Yahoo Finance reporting, the PHLX Semiconductor Index fell more than 9% last week and 20% over the past month, and the memory names got dragged along for the ride.

The rally in these three names appears to be a broad recovery from oversold conditions rather than any company-specific news. All three had been leading the AI trade for months before the recent sharp pullback in chips.

Broad Chip Rebound Lifts Memory Names

Wall Street strategists are framing the recent pullback as technical, not fundamental. UBS described the move as “a positioning unwind following a 90% YTD rally,” suggesting that the damage reflected forced selling and profit-taking rather than a change in the underlying setup.

JPMorgan strategist Mislav Matejka pointed to oversold conditions and told clients semis “will find a floor soon,” noting that meaningful supply additions aren’t due before 2028. That supply timeline matters for memory specifically, where tight capacity has been the story behind the multi-quarter margin expansion.

A separate analyst boost helped tone up the whole group. Rosenblatt named Advanced Micro Devices (NASDAQ:AMD) as a top pick and lifted its price target to $665 from $490, and UBS moved its price target to $700 ahead of AMD’s AI conference. Peers in the broader chip complex, including large-cap AI names, are also trading firmer today.

Helping the memory names specifically, the weekend brought no fresh negative headlines out of Korea on Samsung or SK Hynix (NASDAQ:SKHY). Recent weakness in the Korean giants had been a key overhang on the group, and a quiet tape overseas gave U.S. buyers room to step back in.

Volatile Names With Huge YTD Gains

Even after the recent damage, all three names still hold enormous year-to-date runs. Micron stock is up 211% year to date (YTD), SanDisk stock is up 502% YTD, and Western Digital stock is up 189% YTD. Those are extreme moves that leave the group vulnerable to sharp two-way swings.

The fundamentals behind the multi-year rally have been real. Micron’s fiscal Q3 2026 revenue hit $41.5 billion, up 346% year over year (YoY) year-over-year, with CEO Sanjay Mehrotra saying results reflect “the strategic value of memory in the AI era.” SanDisk posted a 78% gross margin in its most recent quarter, and Western Digital guided fiscal Q4 2026 revenue growth of 36% to 44% YoY.

Recent bearish catalysts had also stacked up. SK Hynix had planned a NASDAQ listing via ADRs to raise nearly $29 billion, which sparked worries about portfolio reallocation among memory investors, and Chinese domestic memory chips have been gaining international recognition. Today’s move suggests that the market is willing to look past those concerns after the sharp reset in prices.

For a thematic vehicle, the Roundhill Memory ETF (NASDAQ:DRAM) is up 2% to $53.96 today. The fund is heavily concentrated in three mega-cap memory manufacturers (Samsung, SK Hynix, and Micron), which together account for 72% of net assets. It’s a narrow, single-theme thematic vehicle with concentration risk.

What to Watch

Traders can watch for whether the group holds today’s gains into the close, especially given how quickly last week’s positioning-driven damage compounded. AMD’s AI conference is the next scheduled event that could set the tone for the broader chip complex, and any incremental commentary on data-center demand may bleed through to memory sentiment.

SanDisk’s next earnings report is scheduled for August 5, which gives the memory/storage sector story a concrete near-term test after this stretch of volatility. Micron’s next report and any updates on HBM4 shipments could be another catalyst worth tracking as the AI-driven memory cycle plays out.

Given the beta on these three names after such a huge rally, position sizing matters. Investors should consider keeping their exposure modest until the tape settles, particularly with Wall Street strategists calling recent weakness a positioning unwind rather than a break in the underlying thesis.

Contact [email protected] for any questions or corrections.

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About the Author David Moadel →

David Moadel is financial writer specializing in stocks, ETFs, options, precious metals, and Bitcoin. David has written well over 1,000 articles for leading online publications, helping investors understand markets, income strategies, and risk.

His work has appeared in The Motley Fool, InvestorPlace, U.S. News & World Report, TipRanks, ValueWalk, Benzinga, Market Realist, TalkMarkets, Finmasters, 24/7 Wall St., and others.

With a master’s degree in education, David has taught at the elementary, high school, and college levels. That teaching background shapes his writing style: clear, educational, and practical. David has also built a loyal social-media audience by providing trustworthy financial content on YouTube, X/Twitter, and StockTwits.

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