Nvidia now commands a 7.55% weighting in Vanguard’s flagship fund (VOO), surpassing Apple at 7.05% as of August 21. The Magnificent Seven, comprising Nvidia, Apple, Microsoft, Amazon, Alphabet, Meta, and Broadcom, collectively represent roughly 32.7% of the entire S&P 500, creating significant concentration risk for passive investors. Because the S&P 500 is market-cap weighted, the more a company grows, the more index fund holders’ money automatically flows into it. This configuration exposes the tens of millions of Americans holding index funds through retirement accounts to a cyclical semiconductor industry and the AI capital expenditure cycle rather than consumer electronics. Nvidia positioned itself as the essential infrastructure provider for the artificial intelligence boom, while Apple has pursued a more evolutionary strategy, explaining the valuation gap between the two companies.
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