AI-extracted from the 10-Q filed 2026-08-05 — Q2 2026 (quarter ended June 30, 2026). Every figure is machine-verified against the filing text on SEC EDGAR.
Klaviyo reported Q2 revenue of $370.6M (+26.4% YoY), with gross margin declining to 72.6% from 75.7% YoY due to higher text/WhatsApp costs, and narrowed net loss to $8.8M from $24.3M YoY.
Biggest Revenue Drivers
Other Americas$17.5M+24.8% YoY
Revenue from Latin America and other Western Hemisphere markets.
Biggest Revenue Drivers
Total revenue: $370.6M+26.4% YoY
Other Americas$17.5M+24.8% YoY
Revenue from Latin America and other Western Hemisphere markets.
Largest Expense Items
Cost of revenue$101.5M+42.4% YoY
Increased by $14.6M outbound communication costs from text/WhatsApp growth, $8.0M cloud infrastructure, $3.0M salaries, $2.0M software amortization.
Selling and marketing$139.3M+10.0% YoY
Increased by $5.6M salaries from bonus plan changes, $3.3M marketing expenses, $2.2M partnership fees, $1.5M professional services.
Research and development$91.9M+26.9% YoY
Increased by $9.3M salaries and allocatable costs, $8.9M technology expenses, $1.2M stock-based compensation.
General and administrative$52.8M-2.4% YoY
Decreased by $12.8M from lower payroll taxes, offset by $4.5M stock-based comp from RSU/PSU vesting, $2.1M tech costs, $1.9M payment processing fees.
Margins: Gross margin compressed 310 basis points YoY to 72.6%, primarily due to increased text messaging and WhatsApp costs which have higher communication sending expenses. The filing notes this margin impact could be partially offset by infrastructure efficiency gains and higher-margin product adoption, with seasonality expected to peak margin pressure in Q4 holiday season.
Watch Items from the Filing
Shopify concentration: 77.9% of ARR derived from Shopify platform customers as of Dec 31, 2025; termination, degradation, or removal from Shopify app store could materially harm business.
Customer $50K+ ARR cohort grew 36% YoY to 4,477 customers, demonstrating successful mid-market expansion and move up-market strategy.
NRR flat at 109% (vs 108% prior year), indicating mature expansion velocity; dependent on text/WhatsApp adoption and existing customer price increases.
Two separate security incidents disclosed (October 2024 and April 2026) where unauthorized third-parties accessed source code and system credentials; material cybersecurity and regulatory risk.
AI-extracted and verified against SEC EDGAR filing text. Not investment advice.
About Klaviyo, Inc. (KVYO): stock profile, AI score and financials
Klaviyo, Inc. (KVYO) stock profile, AI quality score, and SEC EDGAR financial data, a Technology sector company. 13F Pro's AI-powered ranking engine scores KVYO at 61.0/100 on a composite quality score built from its SEC filings, placing it at rank #825 of 2,925 stocks — the top half of the AI-ranked universe. KVYO scores in the top quartile across earnings quality (94.3), revenue growth (88.7). Areas of concern include institutional flow (6.9) and balance sheet strength (36.5), which score below median versus the broader universe. Shareholder dilution risk is elevated at 12.9/100, reflecting ongoing share issuance or stock-based compensation. Based on the latest XBRL financial filings (Q2 2026), Klaviyo, Inc. reports quarterly revenue of $370.6M, net income of $-8.8M, an operating margin of -4.0%. Top institutional holders of KVYO by reported 13-F value include SUMMIT PARTNERS L P, Capital International Investors, VANGUARD PORTFOLIO MANAGEMENT, based on the most recent SEC filings. KVYO trades on the NYSE exchange and files with the SEC under CIK 1835830. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate KVYO daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for Klaviyo, Inc. directly from SEC EDGAR.