美股AI人工智能领域多只个股股价创新高，AI人工智能ETF（512930）开盘上涨，近1月涨幅排名可比基金首位

Group 1 - Oracle's stock surged by 36% in a single day, marking its largest daily increase since 1992 and reaching an all-time high [1] - Nvidia's new Rubin CPX chip was announced, fundamentally reshaping AI server hardware architecture by splitting inference tasks into "context" and "generation" stages, leading to significant efficiency gains [1] - Other tech giants also saw stock price increases, with Nvidia rising nearly 4%, Broadcom up 9.77%, TSMC up 3.79%, and ARM up over 9% [1] Group 2 - As of September 11, 2025, the CSI Artificial Intelligence Theme Index rose by 0.97%, with notable increases in constituent stocks such as Zhongji Xuchuang (up 6.26%) and Xinyi Sheng (up 4.49%) [2] - The AI Artificial Intelligence ETF increased by 0.82%, with a one-month cumulative rise of 30.05%, ranking in the top quarter among comparable funds [2] - The CSI Artificial Intelligence Theme Index includes 50 listed companies involved in providing foundational resources, technology, and application support for artificial intelligence [2] Group 3 - As of August 29, 2025, the top ten weighted stocks in the CSI Artificial Intelligence Theme Index accounted for 60.82% of the index, including companies like Xinyi Sheng and Zhongji Xuchuang [3] - The AI Artificial Intelligence ETF has several off-market connections, including multiple classes of the Ping An CSI Artificial Intelligence Theme ETF [3]