US chipmaker Nvidia Corporation has reached a $4 trillion market valuation, making it more valuable than the entire Indian economy. The IMF estimates India's GDP at $4.2 trillion and expects it to reach $4.27 trillion by 2025. Nvidia's shares rose nearly 3% on Nasdaq, reaching a 52-week high. The stock has rallied over 24% in the last year and 18% in 2025, outperforming the Nasdaq Composite.