“希望安抚紧张市场”，特斯拉亿万富豪加仓英伟达

Group 1 - The core viewpoint of the news is that Leo KoGuan, a Chinese billionaire, has doubled his stake in Nvidia amidst global asset sell-offs triggered by the Middle East situation, signaling confidence in the market [1][3] - Leo KoGuan announced the purchase of an additional 1 million shares of Nvidia, bringing his total holdings to 2 million shares, with an estimated total investment of approximately $350 million [1] - This investment marks a significant shift in KoGuan's asset allocation strategy, as his net worth of around $13.4 billion has been predominantly concentrated in Tesla stock for many years [1] Group 2 - The timing of the additional investment is noteworthy, as global stock markets have been under pressure due to the ongoing US-Iran conflict, with Nvidia's stock down about 6% year-to-date and Tesla's down nearly 10% [3] - In contrast, the S&P 500 index has only seen a decline of less than 2% during the same period, indicating a relative resilience in broader market performance [3]