西部数据将以31.7亿美元出售闪迪部分股份，闪迪股价下跌1.7%。

Group 1 - Western Digital will sell part of its stake in SanDisk for $3.17 billion, indicating a significant divestment strategy [1] - Following the announcement, SanDisk's stock price decreased by 1.7%, reflecting market reaction to the news [1]