Palantir Beat Every Number Wall Street Wanted — So Why Is the Stock Down 26% This Year and Still Falling?

Shares of Palantir Technologies slid 5.1% to $129.09 on May 13, extending a brutal 2026 that has now erased roughly 26% of the stock's value — even as the Nasdaq climbed 1.27% the same day. The selloff comes despite Q1 revenue of $1.633 billion, up 85% year-over-year, and a raised full-year guidance to $7.65 billion — numbers that crushed estimates. The problem isn't the business. It's the price tag.

• The Numbers Were Spectacular, and It Didn't Matter

Palantir beat on every line: adjusted EPS of $0.33 versus $0.28 expected, and net income nearly quadrupled to $870.5 million.

Adjusted free cash flow hit $925 million, a 57% margin, with $8 billion in cash on hand. Yet shares fell 5.7% in after-hours trading on earnings night , a signal that even blowout growth can't justify a stock trading at roughly 42 times its 2026 sales target. Most enterprise software peers trade at 8–12 times sales.

• OpenAI and Anthropic Are Building What Palantir Sells

According to the Wall Street Journal, OpenAI is building a data-connection platform seen as directly competing with Palantir — staffed partly by former Palantir employees.

Both OpenAI and Anthropic have also copied Palantir's signature practice of embedding engineers inside client teams. Palantir doesn't make its own AI models; it stitches outside models into corporate workflows. If those model makers start selling directly to the same clients, the middleman risks losing leverage.

• Commercial Growth Shows Early Cracks

U.S. commercial contract bookings growth plummeted from 137% last quarter to 45% — a sharp deceleration that suggests some corporate clients may already be exploring alternatives. Insider selling totaling $435.1 million over the past three months has compounded investor unease.

• Government Contracts Are Safe, but They Don't Justify the Premium

The Pentagon's Maven Smart System, with Palantir as primary integrator, is on track for formal long-term funding, and a $10 billion Army agreement spans a decade. These contracts are sticky — but they don't justify a 50-times-sales price tag, which rests entirely on the commercial AI growth story now under siege.

The bottom line: Palantir's operations are the envy of the software industry. But even after a 26% drawdown, shares trade at a forward P/E of 97 times earnings — leaving zero margin for the competitive narrative to worsen.