油價回落美股收紅 投顧：台股氣氛轉強AI題材受關注

油價回落帶動美股主要指數收漲，使台股氣氛轉強，AI題材備受市場關注。超微（AMD）宣布在台投資逾100億美元於AI基礎設施，輝達（NVIDIA）執行長黃仁勳也將在台北發表主題演講，預期將再帶動相關投資熱潮。
Market Analysis & Financial NewsNQ 92/100出典：PR Times

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  • 📰 發表: 2026年5月22日 09:26
  • 🔍 收集: 2026年5月22日 09:31（發表後5分鐘）
  • 🤖 AI分析完成: 2026年5月22日 22:01（收集後12小時30分鐘）
（中央社記者 何秀玲 台北22日電）油價回落，美股主要指數21日終場均收漲。投顧表示，油價高檔回跌，風險降溫，台指期夜盤上漲288點，漲幅達0.69%，氣氛轉強，台積電ADR上漲1.38%，權值股有望持續扮演台股穩盤角色。超微（AMD）宣布，為滿足日益增長的AI基礎設施需求，於台灣產業體系投資超過100億美元；此外，輝達（NVIDIA）執行長黃仁勳將於6月1日在台北發表主題演講。投顧指出，2026年台北國際電腦展登場前夕，隨著AI題材持續發酵，市場預期將再帶動相關投資熱潮。美股21日表現，道瓊工業指數上漲276.31點或0.55%，收報50285.66點；標普500指數上揚12.75點或0.17%，收在7445.72點；那斯達克指數小漲22.74點或0.09%，收26293.10點；費城半導體指數揚升150.80點或1.28%，收11964.08點。台股21日上漲1347.39點，寫下收盤第5大漲點，收41368.21點，外資及陸資買超新台幣603.40億元，為歷史買超第9大，主要加碼面板、電子代工、成熟製程晶圓代工等族群。

常見問題

What caused the positive shift in the stock market sentiment?

The decline in oil prices and the subsequent rally in US stocks contributed to a stronger sentiment in the Taiwan stock market.

Which major tech companies are investing in Taiwan's AI infrastructure?

AMD announced an investment of over $10 billion in Taiwan's industry ecosystem for AI infrastructure, and NVIDIA's CEO Jensen Huang is scheduled to give a keynote speech in Taipei.

What was the performance of US stock indices on May 21st?

On May 21st, the Dow Jones Industrial Average rose by 0.55%, the S&P 500 by 0.17%, the Nasdaq by 0.09%, and the Philadelphia Semiconductor Index by 1.28%.

How did foreign investors impact the Taiwan stock market on May 21st?

Foreign investors bought a net NT$60.34 billion, marking the 9th largest historical net buy, primarily focusing on panel, electronic manufacturing services, and mature process wafer foundry sectors.

Which Taiwanese stocks saw the largest foreign investor buying on May 21st?

AUO (友達) was the top stock with 156,900 shares bought, followed by Innolux (群創), Compal (仁寶), Kinpo (金寶), and UMC (聯電).

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