Bridgewater Associates, the world's largest hedge fund, has significantly reduced its holdings in Nvidia, according to its latest quarterly report. As of the end of the third quarter, Bridgewater held 2.51 million shares of Nvidia, marking a 65.3% decrease from the 7.23 million shares it held at the end of the second quarter. This reduction follows a substantial increase of 154.37% in Nvidia holdings during the second quarter.