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Klaviyo, Inc.: Q1 FY2026 earnings call

What management said about Q1 FY2026, from the documents filed with the SEC on 5 May 2026: press release. Guidance figures: 3 raised, 1 lowered, 5 new, 1 kept. The quarter’s numbers.

Key takeaways

  • Revenue grew 28% year over year: Revenue was $358.0 million, against $279.8 million a year earlier. Management tied the growth to the autonomous strategy continuing to take hold across the business. Source
  • Full-year revenue guidance raised: FY26 revenue guidance was raised to $1.514 billion to $1.522 billion, with growth of 23%, from $1.501 billion to $1.509 billion and growth of 21.5% to 22.5%. Source
  • Non-GAAP operating margin reached 16%: Non-GAAP operating income was $58.6 million, a 16.4% margin, against $32.4 million and 11.6% a year earlier. GAAP operating income was $1.7 million, a 0.5% margin. Source
  • Customer count passed 196,000: Total customers were over 196,000, up from over 193,000 at the end of fiscal 2025. Customers generating over $50,000 of ARR rose 38% year over year to 4,175. Source
  • Net revenue retention rose to 110%: NRR was 110%, up two percentage points year over year. Management attributed it to existing customers expanding usage across products and channels. Source
  • Autonomous CRM strategy taking hold: Klaviyo describes itself as an autonomous B2C CRM. Management said the autonomous strategy continues to take hold across the business. Source
  • CFO to step down, search started: CFO Amanda Whalen made a personal decision to step down, after helping guide the company through its IPO and a period of significant growth. A formal search for a successor has begun. Source

“Q1 reflected strong momentum across our business as Klaviyo’s autonomous strategy continues to take hold, with 28% revenue growth and our strongest operating margin as a public company”

Andrew Bialecki, co-founder and co-CEO of Klaviyo

Guidance

AreaPeriodFigureAgainst last quarter
Revenue SourceFY26$1.514 billion to $1.522 billionRaised from $1.501 billion to $1.509 billion
Revenue growth SourceFY2623%Raised from 21.5% to 22.5%
Revenue SourceFY26-Q2$359 million to $363 millionNew
Revenue growth SourceFY26-Q223% to 24%New
Non-GAAP operating income SourceFY26$222 million to $228 millionRaised from $218 million to $224 million
Non-GAAP operating income SourceFY26-Q2$47.5 million to $50.5 millionNew
Non-GAAP operating margin SourceFY2614.5% to 15.0%Kept
Non-GAAP operating margin SourceFY26-Q213.0% to 14.0%New
Fully diluted shares outstanding (millions) SourceFY26 (table row)302Lowered from 307 to 312
Share repurchase SourceAuthorized program$500 millionNew

What changed from last quarter

  • Guidance raised: FY26 revenue guidance raised to $1,514 million to $1,522 million from $1,501 million to $1,509 million. Source
  • Guidance raised: FY26 non-GAAP operating income guidance moved to $222 million to $228 million from $218 million to $224 million. Source
  • Guidance raised: FY26 year-over-year revenue growth guidance moved to 23% from 21.5% to 22.5%. Source
  • Guidance lowered: Fully diluted share count guidance moved to 302 million from 307 million to 312 million. Source
  • Guidance kept: FY26 non-GAAP operating margin guidance kept at 14.5% to 15.0%. Source
  • New guidance: Second-quarter guidance given for revenue, revenue growth, non-GAAP operating income and non-GAAP operating margin. Source
  • New: Board authorized a $500 million share repurchase program. Source
  • New: CFO Amanda Whalen decided to step down; a formal search for her successor has started. Source

Results and growth drivers

  • Revenue grew 28% year over year: Revenue was $358.0 million, against $279.8 million a year earlier. Management tied the growth to the autonomous strategy continuing to take hold across the business. Source
  • Full-year revenue guidance raised: FY26 revenue guidance was raised to $1.514 billion to $1.522 billion, with growth of 23%, from $1.501 billion to $1.509 billion and growth of 21.5% to 22.5%. Source
  • Non-GAAP operating margin reached 16%: Non-GAAP operating income was $58.6 million, a 16.4% margin, against $32.4 million and 11.6% a year earlier. GAAP operating income was $1.7 million, a 0.5% margin. Source
  • Net income and per-share results: GAAP net income was $9.0 million, or $0.03 per diluted share. Non-GAAP net income per diluted share was $0.22, against $0.14 a year earlier. Source

Customers and regional growth

  • Customer count passed 196,000: Total customers were over 196,000, up from over 193,000 at the end of fiscal 2025. Customers generating over $50,000 of ARR rose 38% year over year to 4,175. Source
  • Net revenue retention rose to 110%: NRR was 110%, up two percentage points year over year. Management attributed it to existing customers expanding usage across products and channels. Source
  • International revenue grew 39%: Revenue outside the Americas grew 39%, and EMEA excluding the UK grew 51%. The prior release gave 42% growth outside the Americas for fiscal 2025. Source

“As customers consolidate more of their customer engagement on Klaviyo and AI adoption deepens, we’re seeing durable results that give us confidence in raising our top and bottom line outlook for the full year.”

Amanda Whalen, CFO of Klaviyo

Products and enterprise accounts

  • Composer launched in private preview: Composer launched in private preview. Customer Agent was enhanced with Custom Skills and additional channels. Source
  • Named enterprise accounts closed: New and expanded accounts closed in the quarter included ALICE + OLIVIA, AllSaints, Cuyana, Legends Global and Weber Grills. Source
  • Integrations added across AI platforms: Platform integrations were expanded across ChatGPT, Claude, Canva, Google and others. The company reports more than 350 integrations in its business description. Source

Costs, margins and productivity

  • Gross margin declined on higher costs: GAAP gross margin was 75.1%, against 75.8%, and non-GAAP gross margin was 75.7%, against 76.6%. Cost of revenue rose to $89.1 million from $67.7 million. Source
  • Operating expenses rose across functions: Non-GAAP operating expenses were $212.6 million, against $181.9 million. Non-GAAP selling and marketing was $109.7 million, research and development $62.3 million and general and administrative $40.5 million. Source
  • Stock comp and payroll tax excluded: Stock-based compensation of $41.8 million, employer payroll tax of $1.8 million and $13.2 million of prepaid marketing amortization were excluded from non-GAAP operating income. Source
  • Revenue per employee up over 25%: Revenue per full-time employee was above $600,000, up over 25% year over year. The CFO tied this to AI changing how the company works. Source

“I am confident that this is the right moment for this transition, knowing the work is in great hands.”

Amanda Whalen, Klaviyo’s CFO

Cash flow and capital returns

  • Free cash flow was $18.6 million: Operating cash flow was $34.3 million, a 9.6% margin. Free cash flow was $18.6 million, a 5.2% margin, against $6.6 million a year earlier. Source
  • Accelerated buyback completed in April: Management said the initial $100 million accelerated share repurchase was completed in April. The first-quarter financing section shows the $100.0 million payment. Source
  • Cash balance declined in quarter: Cash and cash equivalents were $984.6 million at March 31, 2026, down from $1,064.9 million at December 31, 2025. Deferred revenue rose to $111.5 million from $103.2 million. Source
  • Shares outstanding and dilution: Common stock outstanding was 302.5 million at March 31, 2026, with 328.3 million total estimated fully diluted shares. The Shopify investment option was excluded as out of the money. Source

Strategy and AI platform

  • Autonomous CRM strategy taking hold: Klaviyo describes itself as an autonomous B2C CRM. Management said the autonomous strategy continues to take hold across the business. Source
  • Data foundation cited for AI agents: The co-CEO said agents depend on the systems beneath them, and that the company has spent 14 years building that foundation. Source
  • Consolidation and AI adoption cited: The CFO linked the raised full-year guidance to customers consolidating more engagement on the platform and to deeper AI adoption. Source

Leadership and CFO transition

  • CFO to step down, search started: CFO Amanda Whalen made a personal decision to step down, after helping guide the company through its IPO and a period of significant growth. A formal search for a successor has begun. Source
  • Whalen to advise through November: After the transition, Whalen will move into an advisory role to support a smooth handover. Source
  • Co-CEO credits CFO's role: Co-CEO Andrew Bialecki said Whalen has been instrumental in scaling the business into a global, AI-native public company. Source

Coming up, as management said on 5 May 2026

  • Whalen's CFO dates set: Whalen will remain CFO through August 21, 2026, then serve in an advisory role through November. Source
  • CFO search initiated: Klaviyo has started a formal search for its next CFO. The release does not give a timing for an appointment. Source

Figures management reported

FigureReported
Customers Sourceover 196,000
Customers generating over $50,000 of ARR Source4,175, up 38% year over year
Net revenue retention Source110%

Risks management discussed

  • Financial: Stock-based compensation-related charges and employer payroll tax items are hard to predict, because they depend on employee stock transaction timing and share price. Source

Other quarters

Summarised with AI from the documents the company filed with the SEC. Every point is checked against the filing before it is shown: management’s own words word for word, figures against the line or table row they come from. A point that fails the check is left out. Source opens the filing at that line.