ASML vs. Nvidia: Which AI Semiconductor Stock Is a Better Buy in 2026?

The article compares ASML and Nvidia as AI semiconductor investments. ASML manufactures EUV lithography systems essential for advanced chipmaking with $37.1B revenue and 29.4% net margin, while Nvidia designs GPUs with $215.9B revenue and 55.6% net margin. Nvidia is recommended as the better buy due to faster growth (65.5% YoY) and lower forward P/E multiple (24.4x vs 28.9x), though both stocks carry concentration risks and depend on AI data center spending.