S&P 500 Gains and Losses Today: Palantir Plummets On Lingering Defense Spending Fears

Key Takeaways - The S&P 500 fell by 0.5% on Monday, Feb. 24, as investors weren’t able to rebound from last week’s selloff after reacting to the latest tariff announcement. - Palantir Technologies shares fell again as worries that the defense contractor would suffer under proposed military budget…