
What happened
Doximity shares jumped 32.62% on Friday after CEO Jeff Tangney disclosed that the company's AI Search product generates more than 10 times the revenue per search compared to its operating cost. AI prompt volume grew over 25% quarter-on-quarter, and AI Scribe note-taking users grew 10x in July year-over-year.
Why it matters
Doximity's independent study ranked its AI assistant, Doximity Ask, as the top-performing U.S.-based clinical AI model with the lowest error rates and highest safety ratings — even outperforming Anthropic's Fable 5. This validates the company's heavy investment in AI tools for healthcare professionals, suggesting the spending could generate strong returns.
What to watch
Tangney signaled that the profit margins on AI offerings may expand further as AI models become more efficient over time, reducing the cost to operate Doximity's AI services.
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Doximity's stock performance reflects investor enthusiasm for the company's AI monetization strategy. While the company reported modest top-line growth—revenue rose 7% year-over-year to $156.6 million in fiscal 2027 Q1—and declining adjusted EBITDA (down 6% to $74.8 million), the narrative shifted decisively when management detailed the economics of its AI products. The independent validation of Doximity Ask's clinical performance appears to have resolved investor concerns about whether the company's substantial AI spending would translate into tangible competitive advantages.
Tangney's disclosure that AI Search generates over 10x return on investment per query, combined with evidence of sharp usage growth (AI prompt volume up 25% quarter-on-quarter, Scribe users up 10x in July), paints a picture where near-term margin pressure may be offset by genuine unit economics. The CEO's comment that operating costs could decline further as models become more efficient suggests Doximity expects profitability to improve as the business scales, which may explain why investors rushed to bid up the stock despite the current quarter's EBITDA decline.
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