Palantir stock plunges more than 5% today now 12.5% in just one week – Why PLTR is facing a brutal start to 2026 amid heavy selling?

Palantir Technologies (PLTR) is facing a brutal start to 2026. The stock has plummeted 12.5% in just one week, losing over 5% in a single session. Currently trading near $167, the AI software giant is struggling to maintain its massive $382 billion market cap. High valuations and insider selling have sparked fears of an all-out crash. Investors are now anxiously awaiting the February 2 earnings report to see if the AI hype holds.