Business & MoneyJul 31, 2026
S&P 500 Concentration Risk: What Investors Must Know
10 stocks now control 40% of the S&P 500. We break down what that concentration risk means for your portfolio and what to do about it.
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Business & MoneyJul 20, 2026
Stock Market Leverage Risks: How Concentrated Bets Can Trigger Cascades
Examining leverage-driven market structures, concentration risk, and how margin debt has reached historic levels. What investors should monitor.
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