Palantir stock climbed 14% on Monday to $31.80 (a notable gain). The rise followed report of a recent deal with NVIDIA. Analysts further upgraded the company's assessment. The surge lifted Palantir's market value by over $25 billion. Some experts now see up to 55% upside in the shares. Demand for AI applications in U.S. government work is growing. The NVIDIA partnership will provide secure AI software for federal customers.