Micron shares are still up over 260% since the start of the year, when the chipmaker’s stock traded around the $300 mark.

U.S. Stock Market today: Micron Technology shares moved higher in premarket trading on Monday. AI-driven optimism has supported Wall Street's recent rally.

Micron shares are still up over 260% since the start of the year, when the chipmaker’s stock traded around the $300 mark.