The latest bout of volatility in US equity markets highlights a risk that strategists at JPMorgan Chase &amp; Co. have been warning about: “extreme crowding” in stocks that have rallied hard this year.

The latest bout of volatility in US equity markets highlights a risk that strategists at JPMorgan Chase & Co. have been warning about: “extreme crowding” in stocks that have rallied hard this year.

JPMorgan Quants Warn of ‘Extreme Crowding’ in Speculative Stocks

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