AI Memory Shortage Boosts Micron, TSMC and Related Chip Stocks

AI data‑center demand is straining supply of high‑bandwidth memory (HBM) and NAND, driving up prices for DDR5, DDR4 and even DDR3 chips. The shortage is prompting analysts to raise price targets for memory makers such as Micron Technology, while semiconductor‑equipment supplier Lam Research sees its revenue share from memory equipment rise sharply.

Investors are also shifting focus from traditional AI‑chip designers to the manufacturers that enable the hardware. Fund manager Jonathan Cofsky of Janus Henderson highlighted Taiwan Semiconductor Manufacturing Co (TSMC) as the pivotal enabler for most AI chip makers, and added Arm Holdings, software firms like Datadog and Snowflake, and niche players such as Jabil to his AI‑themed portfolio. Nokia announced a $30 million investment in a U.S. photonic‑chip partner to improve data‑center efficiency.

The broader market reaction includes bullish analyst updates for Micron, with Deutsche Bank and Citi raising targets amid expectations of sustained memory‑price strength through 2026‑2028. Concurrently, NAND‑controller maker Silicon Motion warned that AI data‑centers could consume 70‑80 % of NAND supply through 2027, further tightening the market for consumer and PC storage. The combined supply constraints and heightened AI investment are fueling a rally in AI‑related semiconductor and equipment stocks worldwide.