Nvidia now accounts for 5.21% of the MSCI All Country World Index, making it the single largest stock in this global benchmark spanning 47 markets. Its float-adjusted market capitalization stands at approximately $5.25 trillion. Nvidia’s weight exceeds the combined weights of France and Germany, and has also surpassed Japan’s entire country weight. The company holds an estimated 80% market share in key AI accelerator segments. This concentration means that passive investors holding funds tracking the MSCI ACWI are exposed to significant risk tied to Nvidia’s share price movements.
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