Palantir Technologies (PLTR) shares have plummeted over 15% during the week of April 6, 2026, closing at $147.93 on April 6 before tumbling to $126.11 by April 10 amid heightened competition from AI rivals like Anthropic, ongoing Iran conflict risks dampening risk appetite, and Michael Burry's persistent short position despite Trump's endorsement. Surging trading volume exceeding 90 million shares daily underscores trader capitulation, with the market cap dipping below $310 billion. Polymarket's 100% implied probability for a sub-$140 weekly close reflects this skin-in-the-game consensus, pricing in limited upside catalysts before Friday's resolution. A dramatic rebound would require unexpected positive news, such as a major contract win or broader market rally, to challenge this positioning.