Opinion: The Best AI Memory Stock to Buy Isn't Micron or Sandisk -- It's This Korean Giant
2026-08-09 17:23
•Adam Spatacco •The Motley Fool
•••••• ••• Axe Cap view
Why SK Hynix Outshines Micron and Sandisk in AI Memory
SK Hynix’s dominant position in high-bandwidth memory (HBM) makes it a more compelling AI infrastructure play than Micron or Sandisk.
The semiconductor sector is buzzing about AI memory and the race for high-bandwidth memory (HBM) supremacy. SK Hynix currently owns 56.4% of the HBM market—a crucial component for AI chips—while Micron and Sandisk lag behind. Despite a sharp selloff after Q2 earnings, SK Hynix posted a remarkable 76% operating margin, showing resilience. The selloff seems driven more by fears that the chip cycle is peaking than by any fundamental weakness. Trading at just 5.5x forward earnings, SK Hynix looks undervalued compared to Micron’s 12x multiple, suggesting better downside protection. While this isn’t a local stock, its impact on emerging market currencies, including the rand, is worth watching. A stronger USD hurts rand exporters like AngloGold Ashanti and MTN, but the global push into AI infrastructure still supports tech capex that can trickle down to local suppliers in hardware-related sectors. this is just our opinion and not financial advice
We would watch SK Hynix for a buying opportunity on dips, while maintaining a cautious stance on Micron and Sandisk due to their higher valuations and weaker AI memory positions.
- USD/ZAR
- SK Hynix
- A deeper-than-expected global semiconductor downturn
- USD strength hurting rand and SA exporters
6/10
SK Hynix is positioned as a superior AI memory investment compared to Micron and Sandisk, commanding 56.4% of the HBM market share in Q1 2026. Despite strong Q2 financial results with 76% operating margins, SK Hynix stock was sold off due to missing elevated consensus estimates and cycle-peaking concerns. The stock trades at an attractive 5.5x forward P/E, offering a buying opportunity for investors seeking exposure to the AI infrastructure supercycle.
Our take is based on reporting first published by The Motley Fool.
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