做空英伟达的华尔街大空头，基金清盘了

Core Insights - The article discusses Masayoshi Son's regret over selling SoftBank's stake in NVIDIA, which could have been worth over $150 billion today if held [1][2] - The conversation highlights NVIDIA's transformation into a key player in the AI era, emphasizing the importance of timing in high-growth industries [2] - SoftBank's recent strategic moves, including selling NVIDIA shares to invest in OpenAI, reflect a shift in focus towards AI startups [3][4] Group 1: NVIDIA Investment History - SoftBank invested approximately $3.6 billion in NVIDIA in May 2017, acquiring a 4.9% stake, but sold all shares by January 2019 for about $6.9 billion, realizing a profit of around $3.3 billion [1][3] - In October 2025, SoftBank sold 32.1 million shares of NVIDIA for approximately $9.17 billion as part of its asset monetization strategy [3] - The company has a history of buying and selling NVIDIA shares, indicating a pattern of missing out on significant gains during NVIDIA's growth phases [5] Group 2: Strategic Shift Towards AI - SoftBank's decision to divest from NVIDIA was influenced by its investment in OpenAI, where it plans to invest $22.5 billion, increasing its stake from 4% to 11% [3][4] - The Vision Fund's $19 billion profit in the second quarter was bolstered by investments in the AI ecosystem, including chips and large language models [4] - Despite selling NVIDIA shares, SoftBank remains involved in AI projects that rely on NVIDIA technology, such as the $500 billion Stargate data center project [4] Group 3: Market Dynamics and Short Selling - NVIDIA's stock has become a focal point for both bullish and bearish investors, with significant short positions being taken by notable figures like Michael Burry [6][12] - The article outlines the volatility surrounding NVIDIA's stock, driven by large short positions and the potential for significant price swings [14][20] - Concerns about NVIDIA's valuation and the sustainability of its growth are highlighted, with analysts questioning the timing of cash flow realization in relation to capital expenditures [10][17]