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

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.

Source: [MarketWatch](https://www.marketwatch.com/story/u-s-investors-have-been-buying-stocks-all-month-and-are-sitting-on-profits-heres-what-might-make-them-sell-0371e78a?mod=mw_rss_topstories)