Palantir stock jumps 5% on AI tie-up with Rackspace, HQ shift: Why investors are upbeat about the pact by Live mint | February 18, 2026 11:05 pm | Indian Stocks, Market, News Palantir Technologies’ stock rose over 5% after partnering with Rackspace Technology to enhance AI deployment. The surge in the company’s stock comes after a period of tension.