MU stock price today: Micron stock is falling as Wall Street faces a sharp selloff in technology shares. The Nasdaq dropped 3.72% on Thursday, while the Dow and S&P 500 also lost more than 2%. Nvidia and Tesla shares fell sharply, adding to the pressure on chip stocks. Micron faces another problem; a reported halt to its $4.5 billion Taiwan plant has raised fresh questions about its future AI memory production.