Data Assets & Alpha Group: Equity concentration risks and the retail investor
Making Sense
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US Stock Market Activity and Concentration
The chapter explores the increasing trading volume and concentration in the US stock market, specifically within the technology sector, surpassing European stock markets combined. It analyzes the evolving dynamics of stock trading, the shift in the correlation between market capitalization and trading volume, and the risks associated with momentum factor and market concentration. The conversation also delves into the interplay between retail and institutional investors, turnover ratios, the impact of narratives on stock activity, and the need for reforms in Europe to enhance liquidity and turnover ratios.
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