This Japanese tech company beat Nvidia, Google, Microsoft and all other Silicon Valley giants to become the best-performing stock of 2025

While Nvidia and other US tech giants saw significant gains in 2025, Kioxia Holdings of Tokyo emerged as the world's best-performing stock. The memory chip maker's shares surged 540%, driven by the AI boom's insatiable demand for NAND flash memory to store massive datasets, outperforming all others in the MSCI World Index.

This Japanese tech company beat Nvidia, Google, Microsoft and all other Silicon Valley giants to become the best-performing stock of 2025
While Nvidia and other US tech giants saw significant gains in 2025, Kioxia Holdings of Tokyo emerged as the world's best-performing stock. The memory chip maker's shares surged 540%, driven by the AI boom's insatiable demand for NAND flash memory to store massive datasets, outperforming all others in the MSCI World Index.