美股芯片存储板块盘前普涨，闪迪涨2.6%

Group 1 - The core viewpoint of the article highlights a pre-market rally in the U.S. semiconductor storage sector on February 24, with notable gains among key companies [1] Group 2 - SanDisk experienced a rise of 2.6% [1] - Western Digital and Seagate Technology both increased by over 1% [1] - Micron Technology saw an increase of nearly 1% [1]