Not Micron, Not Sandisk. This Artificial Intelligence (AI) Memory Stock Could Be the Next Nvidia
Adam Spatacco, The Motley Fool
Fri, August 14, 2026 at 4:50 PM GMT+5:30
5 min read
The artificial intelligence (AI) revolution started with a scramble for processing power, as graphics processing units (GPUs) from Nvidia (NASDAQ: NVDA) powered large language model training. Although GPUs remain top of mind for hyperscalers, demand has also begun to shift toward custom application-specific integrated circuits (ASICs) designed by Broadcom
Now, the bottleneck has moved downstream to memory chips. Micron Technology (NASDAQ: MU) stands at the center of this market. The company designs and manufactures DRAM and high bandwidth memory (HBM) stacks that sit on top of GPUs. Equally important is Sandisk (NASDAQ: SNDK), which focuses on NAND flash storage and enterprise solid-state drives (SSDs)
Missed Nvidia in 2009? This Rare Signal Is Flashing Again. In 2009, a “Double Down” signal flashed for a little-known chipmaker called Nvidia. For the first time in years, that same “Total Conviction” signal is flashing for a company 1/100th the size of Nvidia. Continue »
Both companies have delivered extraordinary returns during the past year: Micron shares have surged more than 600%, while Sandisk’s have multiplied by nearly 2,800%. But what if I told you there is another memory pure play that may offer even more compelling upside and the potential to mirror Nvidia’s transformative run?
Let’s dig into another AI memory stock hiding in plain sight
This Korean semiconductor giant is flying under the radar
Many investors outside Asia have limited familiarity with SK Hynix (NASDAQ: SKHY) because the company historically traded primarily on South Korean exchanges and only recently listed American depositary receipts. That distance inherently kept SK Hynix out of the spotlight
SK Hynix holds a dominant position in critical segments of AI memory. According to Counterpoint Research, SK Hynix holds a clear majority share in HBM, near 58%. This is more than double that of Micron and Samsung, each of which hovers at about a fifth of the market
In the broader DRAM category, the company ranks second with roughly 29% share — trailing only Samsung while comfortably ahead of Micron. In NAND flash, SK Hynix maintains 18% market share, again behind Samsung but competitively ahead of both Micron and Sandisk. Across the entire memory landscape, SK Hynix trails only Samsung overall and leads decisively over its Western rivals
Analyzing SK Hynix’s business momentum
SK Hynix’s financial results throughout 2026 illustrate how its dominant market share is translating into operational strength. During the first quarter, the company’s revenue reached 52.6 trillion Korean won (roughly $34.5 billion), while operating margin stood at 72%
