<p class="ingestion featured-caption">Palantir CEO Alex Karp.Fabrice Coffrini/AFP</p><ul class="summary-list"><li>Alex Karp pursued a Ph.D. and invested on behalf of wealthy European clients before founding Palantir.</li><li>The secretive and controversial big-data company went public in 2020 and recently posted strong quarterly earnings.</li></ul><p>Alex Karp, longtime CEO of data mining company Palantir, is <a target="_blank" class href="https://www.businessinsider.com/palantir-ceo-alex-karp-addresses-critics-robust-earnings-report-2024-11">taking a victory lap</a> on the heels of the company's latest blowout earnings.</p><p>Palantir, which creates software to manage, analyze, and secure data, recently hit its highest stock price since going public in 2020 following a huge beat on Q3 earnings.</p><p>Karp, who has been CEO since 2004, is known as an unusual leader, even by Silicon Valley standards. He pursued a Ph.D. in philosophy before joining the startup and sometimes works from a barn.</p><p>Here's how the 57-year-old Karp got his start, took the helm of the secretive startup, and built it into <a target="_blank" class href="https://www.businessinsider.com/palantir-renews-ice-government-contract-gotham-amid-protests-2019-8">a multi-billion-dollar company</a>.</p>