A New York Stock Exchange floor broker works at their post./Courtesy of New York Stock Exchange

U.S. stocks in New York opened higher on the 3rd. In particular, artificial intelligence (AI) and semiconductor shares led the gains.

The Dow Jones Industrial Average rose 134.5 points, or 0.28%, to 47,697.33. The Standard & Poor's (S&P) 500 opened up 42.1 points, or 0.62%, at 6,882.32. The tech-heavy Nasdaq composite opened up 227.0 points, or 0.96%, at 23,951.911.

Buying broadened on optimism about AI demand following news of a large AI supply deal announced that day. In particular, after word that OpenAI signed a $38 billion (about 55 trillion won) cloud infrastructure deal with Amazon Web Services (AWS), investment demand quickly flowed into AI and semiconductor sectors across the board.

In addition, Microsoft (MS) was confirmed as the first company to receive approval from the Trump administration to export Nvidia chips to the United Arab Emirates (UAE), further boosting expectations for AI investment. On this positive news, semiconductor-related sectors broadly strengthened.

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