Buy, Sell, or Hold: SanDisk at $2,184 and Micron at $1,134 - 24/7 Wall St.

This article analyzes the stock performance and investment outlook of SanDisk and Micron amid the AI memory supercycle. While both companies have seen dramatic stock price increases—SanDisk up 4,586% ... Read original →

The explosive rallies in SanDisk and Micron reflect market overpricing of scarce AI memory capacity rather than sustainable fundamentals. Technically, HBM and high-density NAND are reshaping the memory-compute stack, compelling GPU makers like NVIDIA to co-design packaging and memory subsystems. SanDisk’s post-spin focus on enterprise QLC SSDs aligns with AI data lake demands, but exposes it to Taiwan, China-dependent assembly/test bottlenecks. Micron, as the sole U.S.-based HBM producer, benefits from CHIPS Act subsidies yet faces elevated compliance costs. Competitively, Samsung and SK Hynix are leveraging HBM3E yield advantages to erode Micron’s pricing power, while Western Digital may challenge SanDisk’s IP autonomy. Over the next 12–24 months, any slowdown in AI server capex will collapse today’s 70%+ gross margins—this supercycle’s tailwind is narrowing, not expanding.