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Palantir Drops, Sandisk Soars: The AI Earnings Divide

Jul 21, 2026
Bobby Quant Team

💡 Key Takeaway

Palantir fell despite strong earnings due to valuation and SaaS disruption fears, while Sandisk surged on hardware demand and pricing power.

What Happened: Two AI Stocks, Two Different Reactions

Palantir Technologies (PLTR) and Sandisk (SNDK) both reported blowout earnings in 2026, but the market rewarded only Sandisk. Palantir's stock dropped despite 85% year-over-year revenue growth, while Sandisk soared on 251% revenue growth.

Palantir's first-quarter results were impressive: U.S. commercial revenue jumped 104%, total contract value rose 61%, and adjusted operating margin hit 60%. Yet the stock fell, reflecting investor concerns about its sky-high valuation and vulnerability to AI agents that could disrupt software-as-a-service (SaaS) business models.

Sandisk, by contrast, reported a 233% sequential surge in data center revenue. The company benefits from a supply-constrained NAND flash memory market, where it can raise prices. It also shifted to long-term contracts, adding stability to a historically cyclical business.

Sandisk's stock initially jumped after its May 7 earnings but later pulled back from a P/E of 80 to 47. Palantir still trades at 149 times trailing earnings, making it more vulnerable to sentiment shifts.

Why It Matters: Hardware vs. Software in the AI Race

The contrasting reactions highlight a key theme: hardware companies with tangible products and pricing power are currently favored over high-valuation software firms. Sandisk's NAND flash memory is essential for AI data centers, and its ability to lock in long-term contracts reduces risk.

Palantir's drop signals that even strong growth can't justify a P/E above 600 (as it was last year). The market is increasingly skeptical of SaaS companies that could be disrupted by AI agents, which can automate tasks traditionally handled by software platforms.

For investors, this suggests a shift in AI investing: companies with hard-to-replicate physical assets and pricing power may outperform those relying on software moats that AI itself could erode.

Sandisk's upcoming fiscal Q4 results on Aug. 5 will be a key test. If demand remains strong, the stock could rally again. Palantir needs to prove its moat is durable or grow into its valuation.

Source: The Motley Fool
Analysis generated by Bobby AI quantitative model, reviewed and edited by our research team. This is not financial advice. Always do your own research before making investment decisions.

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Bobby Insight

bobby-insight

Sandisk is the better buy now due to hardware moat and reasonable valuation.

Sandisk benefits from structural demand for NAND flash in AI data centers, pricing power, and a shift to long-term contracts that reduce cyclicality. At 47x P/E, it's more reasonably valued than Palantir at 149x. Palantir faces headwinds from AI disruption risk and an extreme valuation that leaves no room for error.

What This Means for Me

means-for-me
If you hold Palantir, consider trimming given the high valuation and market skepticism. Investors with exposure to Sandisk should hold, as the company is well-positioned for continued AI-driven demand. For those without either, Sandisk offers a more attractive risk-reward profile in the AI hardware space.

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What This Means for Me

If you hold Palantir, consider trimming given the high valuation and market skepticism. Investors with exposure to Sandisk should hold, as the company is well-positioned for continued AI-driven demand. For those without either, Sandisk offers a more attractive risk-reward profile in the AI hardware space.
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Stock to Watch

StocksImpactAnalysis
PLTR
Negative
Stock dropped despite strong earnings due to valuation concerns and fears that AI agents could disrupt its SaaS model.
SNDK
Positive
Stock soared on 251% revenue growth, driven by data center demand for NAND flash memory and pricing power in a supply-constrained market.

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