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Strategies & Market Trends : World Outlook
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To: Les H who wrote (46499)6/27/2025 11:27:21 AM
From: Les H  Read Replies (1) of 48991
 
How Market Concentration Shapes Passive and Active Equity Returns

Alliance Bernstein

Top 20 stocks in S&P 500 and in the Nasdaq indices comprise 50 percent and 75 percent of the component weightings of the respective indexes. Breadth has been a lagging indicator for some time.
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