桥水抛售英伟达65.3%持股，多家机构同步减持

Group 1 - The core point of the article highlights that Bridgewater, the world's largest hedge fund, significantly reduced its holdings in chip giant Nvidia by 65.3% in the third quarter [2] - Major institutions such as Barclays and Citigroup also decreased their positions in Nvidia, indicating a broader trend among large investors [2] - The ongoing debate regarding the "AI bubble" has intensified, especially following SoftBank's sale of Nvidia shares [2]