Seoul shares sharply down late Thu. morning as U.S. midterm results spark AI woes

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SEOUL, Nov. 5 (Yonhap) -- South Korean stocks traded sharply lower late Thursday morning as investors were worried about the future of U.S. artificial intelligence (AI) policies after the midterm elections.

After opening 1.82 percent lower, the benchmark Korea Composite Stock Price Index (KOSPI) extended losses, dropping 185.77 points, or 3.27 percent, to 5,498.03 as of 11:20 a.m.

Overnight on Wall Street, major stock indexes finished higher as investors welcomed the Democrats-led Congress.

However, the election outcome raised concerns that the new House and Senate would tighten regulations on AI data centers.

In Seoul, semiconductor shares traded in negative territory.

Tech giant Samsung Electronics sank 5.05 percent, and SK hynix tumbled 6.52 percent.

Hanmi Semiconductor, a leading chip equipment maker, plunged 7.58 percent, and Samsung Electro-Mechanics, the electronic component affiliate of Samsung Electronics, dived 10.04 percent.

Leading oil refinery SK Innovation lost 5.9 percent, and defense giant Hanwha Aerospace fell 4.76 percent.

The Korean won was trading at 1,342.15 won against the U.S. dollar as of 11:20 a.m., down 0.65 won from the previous stock trading session's close.

Financial data is displayed on a screen at the dealing room of Hana Bank in central Seoul on Nov. 5, 2026. (Yonhap)

Seoul shares sharply down late Thu. morning as U.S. midterm results spark AI woes

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首尔，11月5日（韩联社）——由于投资者担心美国中期选举后人工智能（AI）政策的未来走向，韩国股市周四上午晚些时候大幅下跌。

韩国综合股价指数（KOSPI）开盘下跌1.82%后，跌幅扩大，截至上午11:20，下跌185.77点，跌幅3.27%，至5498.03点。

隔夜华尔街股市主要股指收高，投资者对民主党主导的国会表示欢迎。

然而，选举结果引发了人们的担忧，即新一届众议院和参议院将收紧对人工智能数据中心的监管。

在首尔，半导体股票交易价格下跌。

科技巨头三星电子股价下跌 5.05%，SK 海力士股价暴跌 6.52%。

领先的芯片设备制造商韩美半导体股价暴跌 7.58%，三星电子旗下电子元件子公司三星电机股价暴跌 10.04%。

领先的炼油企业SK Innovation股价下跌5.9%，国防巨头韩华航空航天股价下跌4.76%。

截至上午 11:20，韩元兑美元汇率为 1,342.15 韩元，较前一交易日收盘价下跌 0.65 韩元。

2026年11月5日，首尔市中心韩亚银行交易室的屏幕上显示着金融数据。（韩联社）

周四上午晚些时候，首尔股市大幅下跌，美国中期选举结果引发人工智能担忧。