According to CoinMeta, this year 15 companies in the S&P 500 index (^ GSPC) have seen their stock prices rise by more than 100%. Among them, SanDisk ( SNDK ) led the way with a gain of nearly 600%, benefiting from strong demand for its memory chips. It is worth noting that chip giant Nvidia ( NVDA ) was not on the list, as its stock price has only risen by 18% since the beginning of the year. In addition, established tech giants such as Dell ( DELL ), Intel ( INTC ), and Hewlett Packard Enterprise ( HPE ) are also on the list, reflecting a trend of transformation in AI infrastructure construction.