- The market hasn’t been this concentrated in at least 60 years. Is it a problem? MarketWatch
- Apple, Nvidia, Microsoft, Amazon, and Alphabet Drive S&P 500 Market Concentration to … Yahoo Finance
- Never in history has the stock market been more concentrated: Adam Kobeissi Fox Business
- Tech Titans Take Over: S&P 500’s Top 5 Companies Hit Record 28.8% Weight GuruFocus.com
- This Hasn’t Happened Since The Great Depression (SP500) Seeking Alpha