The Micron Know-how places of work in San Jose, California, Dec. 16, 2025.
David Paul Morris | Bloomberg | Getty Photographs
Micron Know-how shares caught hearth this week amid a world scarcity of reminiscence chips, with momentum driving the inventory on surging enthusiasm throughout the semiconductor sector.
Shares surged greater than 15% to shut at $746.81 on Friday. The inventory gained practically 38% on the week, and it has surged virtually 84% up to now month.
Micron notched its finest week since December 2008, when it was buying and selling beneath $5 a share within the wake of the Nice Recession. The corporate’s market cap is at the moment above $840 billion, in keeping with LSEG.
Micron Know-how up to now 5 days
Micron is not alone among the many chipmakers. Shares of AMD have been up 26% on the week, touching a brand new 52-week excessive on Friday and bringing the corporate’s market cap above $740 billion.
Intel jumped 25% on the week and has greater than doubled over the previous month in a broadly touted comeback for the CPU maker.
Demand for reminiscence chips is rising because the hallmark of the present section of the AI buildout, pushed by complete capex from the hyperscalers that would surpass $1 trillion by the tip of subsequent yr, in keeping with Financial institution of America and Evercore.
Whereas graphics processing models (GPUs) have been the {hardware} focus of the AI buildout thus far, reminiscence, storage and CPUs have been more and more stealing the limelight.
Amid the scarcity of reminiscence chips, costs and margins for reminiscence makers have been widening, whereas hyperscalers have bemoaned price will increase for end-user items and providers.
DRAM and NAND are the 2 forms of reminiscence which might be most in demand. DRAM is quicker and extra finnicky whereas flash-based NAND is a bit slower and extra dependable. Each are important for AI processing.
Micron, Samsung and SK Hynix collectively produce greater than 90% of the world’s DRAM, in keeping with a number of fairness analysis studies.
Like Micron, the South Korean reminiscence chip makers have been on a tear. Samsung joined the trillion-dollar valuation membership this week together with corporations like Apple, Alphabet and Microsoft.
SK Hynix is fielding a number of presents from world tech companies who wish to spend money on new, memory-dedicated manufacturing traces to ramp up output, Reuters reported on Friday.
One pitch was an gear financing deal from the the corporate’s clients associated to ultraviolet lithography machines, the information company reported.
“MU stays nicely positioned throughout the reminiscence panorama with vanguard DRAM nodes serving to drive cost-downs year-over-year, whereas NAND sees growing layer counts drive higher prices and improve wafer capability,” Mizuho analyst Vijay Rakesh wrote in a analysis report this week.
Micron has been taking an even bigger share of retail buying and selling typically over the previous few months, researchers say. Internet shopping for picked as much as its highest stage in two years in mid-April, in keeping with Vanda Analysis.
That comes whilst total stock-buying by retail traders in latest months has been barely softer in comparison with the previous few years, mentioned Viraj Patel, strategist with Vanda in feedback to CNBC on Friday. “So arguably, Micron is commanding a a lot greater share of retail stream and a spotlight,” he added.

