Tech Giants Dominate S&P 500 Market Value

Nvidia, worth more than $4.75 trillion as of Thursday morning, and other large technology firms now represent roughly one-third of the S&P 500, The New York Times reports. Comparing December 1999 and August 2007, the analysis shows the top 10 companies account for nearly 40% of the index, and concludes AI-driven concentration raises volatility and systemic investor risk.
Scoring Rationale
High industry-wide relevance and solid NYT/S&P data; limited novelty beyond illustrating concentration and investment-risk implications.
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