Palantir (PLTR) shares closed higher again on Tuesday after the data mining company announced a “multi-year expansion” of its partnership with the Tokyo-based SOMPO Holdings. It’s the second time that PLTR has decided in favor of extending its agreement with the Japanese insurance holding firm following an initial $50 million expansion in 2023.

Aug 11 - Palantir Technologies (NASDAQ:PLTR) has been on a tear in 2025, soaring nearly 150% this year and an incredible 2,000% since its 2020 debut. The stock just closed at another record, making it the priciest name in the S&P 500.

Palantir's stock has soared over 110% this year and more than 560% in the past year. Investors await second quarter earnings report for justification of AI-fueled rally and its impact on stock price.