Stocks making midday moves: Micron Technology, Mara Holdings, Paramount Skydance The Paramount Pictures logo is displayed on the water tower in Los Angeles, California, on Feb. 17, 2026. Check out the companies making the biggest moves midday: Micron Technology — The memory chipmaker rose more than 7% after the company said it will invest up to $3 billion to "strengthen the U.S. semiconductor supply-chain ecosystem." Shares also rose as part of a broader move higher in the semiconductor space.