Karp's net worth rose $3.1 billion to $15.3 billion amid Palantir's stock growth on Tuesday, moving him up 67 spots in Forbes' billionaire ranks to place him as the 199th-richest person in the world, according to Forbes' estimates. He co-founded Palantir with billionaire Facebook investor Peter Thiel ($29.8 billion) and Stephen Cohen ($5.4 billion), and the company relied on an unusual direct listing process when it went public on the New York Stock Exchange in 2020.