More broadly, Wall Street is thinking along the same lines. Palantir's median target price of $96 per share implies 18% downside, and Amazon's median target price of $270 per share implies 17% upside. Here's what investors should know about these AI stocks.

Wall Street is retreating from its record as a slide for Walmart weighs on U.S. stock indexes Thursday. The S&P 500 was down 0.6% in morning trading after setting all-time highs in each of the last two days.

U.S. stock indexes are falling sharply Friday after reports showed worries about President Donald Trump’s policies may be hitting the U.S. economy. The S&P 500 was down 1.3% in afternoon trading and on track for its worst day in weeks.