Fastly, Inc. Q2 2026 Earnings Recap

Fastly's shares dropped 9.1% after earnings as investors reacted negatively to cautious outlook comments that tempered the otherwise solid execution. Despite strong revenue growth and margin expansion, the market focused on concerns about sustainability and future headwinds.

Key Takeaways

• Revenue rose 23% year-over-year to $183 million, hitting the high end of guidance.
• Gross margin improved to a record 65.8%, with operating income of $27 million and an operating margin of 14.7%, both above guidance.
• Net retention rate reached 117%, the highest in over three years, supporting ongoing platform expansion.
• Security segment showed robust 43% growth driven by cross-sell and upsell of threat defense and governance products.
• Despite operational discipline and cash flow positivity, cautious management commentary on future growth dynamics appeared to weigh on investor sentiment.