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Micron Stock Retreats After TSMC Capex Hike Triggers Sector Sell‑Off

Higher industry spending plus emerging Chinese capacity and customer hedging could cut DRAM prices and erode Micron’s margins.

Overview

  • Micron’s shares dropped sharply during a broader memory-stock sell‑off, falling about 5.7% on July 16 as investors booked profits and repriced risk.
  • Markets reacted to TSMC’s raised 2026 capital‑spending guidance to $60–$64 billion, which investors say signals higher industry costs that can squeeze suppliers’ margins.
  • Micron has signed multi‑year automotive agreements with take‑or‑pay terms to stabilize revenue, but roughly 76% of recent quarterly revenue comes from DRAM while only about 20% of DRAM volume is currently contract‑covered.
  • Reports that Chinese memory maker CXMT is preparing an $8.55 billion IPO and that AI cloud buyer CoreWeave sought hedges against falling memory prices heightened concerns about longer‑term pricing pressure.
  • Wall Street remains largely positive with a Strong Buy consensus and a high average price target, though the stock’s big year‑to‑date gains, a recent class‑action filing alleging coordinated output cuts, and supply‑tool constraints make near‑term volatility likely.