A simple and arguably upbeat framework points to about $100 -- well below today's price.Palantir (PLTR 1.95%) has been one of 2025's standout winners. Shares have surged this year as the company's artificial intelligence (AI) platforms gain traction in both government and commercial markets. The enthusiasm isn't baseless. Palantir's second-quarter update showed rapid growth and improving profitability, and management raised its full-year outlook. Still, after a big move, investors should ask a basic questio ...