KETCHUM, Idaho—Palantir stock was days away from hitting an all-time high, and the company’s chief executive, Alex Karp, had retreated to his cavernous mountain cabin. Its features neatly ...

Palantir CEO Alex Karp said he was optimistic about the disruption brought about by Elon Musk's DOGE. Karp said it would be good for the US and Palantir, which has large government contracts.