Taiwan Semiconductor is trading 3.27% down now at $49.04, in line with a semiconductor-sector selloff as concerns about returns on heavy AI infrastructure spending intensified.

  • Lam Research fell after its outlook disappointed investors; broader technology weakness added pressure.
  • No clearly reported company-specific announcement explains the move. Reuters reported the company was exploring rare-earth-free factory equipment, an early-stage effort to reduce supply-chain risk.