美股开盘丨三大指数高开 PayPal涨逾8%

Group 1 - The Dow Jones increased by 0.4%, the S&P 500 rose by 0.29%, and the Nasdaq gained 0.5% [1] - PayPal's stock surged over 8% following its collaboration with OpenAI [1] - Microsoft's stock rose over 3%, with its market capitalization surpassing $4 trillion, and it will hold a 27% stake in OpenAI while obtaining rights to use AI models [1] Group 2 - United Parcel Service (UPS) shares jumped over 10% after the company raised its full-year profit forecast for 2025 [1]