capital · May 20, 2026

Klaviyo Reports Q1 2026 Revenue of 358 Million Up 28 Percent Year Over Year and Raises Full Year Guidance

Klaviyo reported Q1 2026 revenue of 358 million dollars representing 28 percent growth year over year. Non-GAAP operating margin reached 16 percent the highest since the IPO and the company achieved its first positive GAAP operating profit post-IPO. Guidance for full year 2026 revenue was raised to between 1.514 billion and 1.522 billion dollars. Klaviyo authorized a 500 million dollar share repurchase program and completed a 100 million dollar accelerated share repurchase in April 2026.