S&P 500 Gains and Losses Today: Gartner Stock Plunges; Palantir, Axon Surge After Earnings
1. Axon shares rose over 16% after strong quarterly results. 2. Company exceeded sales and profit estimates, raising full-year outlook. 3. Significant demand noted for Axon's AI products and software solutions. 4. S&P 500 declined 0.5%, contrasting with Axon's performance. 5. Market shows cautious sentiment amid weak service sector data.