On August 13th Eastern Time, global chip giant NVIDIA surged 6.53%. After more than a month of significant correction, the stock has rebounded nearly 17% in the past four consecutive trading days. The latest disclosure of the US 13F document shows that as of the end of the second quarter of this year, global asset management giants such as BlackRock, Vanguard, and JPMorgan Chase are still making large purchases of Nvidia. In addition, other stocks among the "seven giants" of technology in the US stock market have also received continuous institutional holdings.