周三，标普500指数的表现主要由一些为人工智能提供基础设施的大型制造商引领。
美国最大内存芯片制造商美光科技以及闪存制造商闪迪的股价在午后交易中跃升约9%。随着人工智能驱动的需求远超供应能力，这两家公司近期在股市中斩获可观涨幅。
韩国竞争对手同样在交易时段表现强劲。全球两大内存芯片制造商三星电子和SK海力士涨幅均超10%，其中三星创下近25年来最佳单日表现。
（本文为华尔街日报实时报道活动的一部分，完整直播内容可通过搜索P/WSJL获取）
（完）道琼斯通讯社
2026年4月1日15:52（格林尼治时间19:52）
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