U.S. investors have been buying stocks all month and are now sitting on profits. Here’s what might make them sell.

MarketWatch· Jules Rimmer· Aug 18, 2026 · 2:18 PM

Given that investors are sitting on unrealized gains and there few short positions remain open, the markets are more vulnerable to a downturn in economic news flow.

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U.S. investors have been buying stocks all month and are now sitting on profits. Here’s what might make them sell.

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